STEEP TURNS

Objective

The CFII candidate will demonstrate instructional knowledge of instrument steep turns in helicopters by explaining and demonstrating the procedure, cross-check technique, coordination requirements, and common errors. The candidate will teach proper entry, maintenance, and recovery from 30-degree banked turns while maintaining altitude ±100 feet, airspeed ±10 knots, bank ±5 degrees, and rolling out on heading ±10 degrees, while simultaneously narrating instructional points. The candidate will identify and correct simulated common errors using effective teaching techniques.

PTS Reference: CFII.VI.G — Steep Turns

Content

Introduction to Instrument Steep Turns in Helicopters

Instrument steep turns are a fundamental skill that challenges a helicopter pilot’s ability to maintain precise control while managing increased control pressures, higher power requirements, and accelerated instrument interpretation demands. Unlike fixed-wing aircraft where steep turns primarily test coordination and load factor management, helicopter steep turns under IFR require constant power adjustments, cyclic pressure management, and vigilant trim technique due to the helicopter’s inherent instability and immediate response to control inputs.

The steep turn maneuver tests the candidate’s ability to teach complex multi-axis control coordination while maintaining a proper instrument cross-check. For the CFII practical test, the candidate must not only perform the maneuver precisely but simultaneously explain what they’re doing, why they’re doing it, and what the student should be observing on the instruments—demonstrating true instructional competence.

Aerodynamic Considerations Specific to Helicopters

In a 30-degree banked turn, the rotor system must generate approximately 15% more total lift than in level flight to maintain altitude. Unlike fixed-wing aircraft where increased back pressure alone manages the increased load factor, helicopters require both collective input (to increase total rotor thrust) and aft cyclic input (to redirect thrust vertically while maintaining the turn). This dual requirement creates higher power demands and increased pilot workload.

The helicopter’s lateral CG shift during turns affects control response. In right turns with American rotor systems (counterclockwise rotation when viewed from above), translating tendency and torque effects require additional left pedal as power increases. In left turns, these effects partially counteract each other, requiring less pedal adjustment but making the turn feel different—a teaching point students must understand.

Ground effect considerations disappear above 100 feet AGL, but power settling conditions become possible if the pilot allows excessive descent rates while attempting to maintain bank angle. The increased power required in turns, combined with reduced translational lift if airspeed decays, can place the helicopter near or beyond power limits—particularly critical when teaching this maneuver at altitude or on hot days.

Proper Instrument Cross-Check for Steep Turns

The instrument cross-check during steep turns must be systematic, rapid, and prioritized. The fundamental cross-check pattern flows: attitude indicator → altimeter → vertical speed indicator → attitude indicator → airspeed indicator → heading indicator → attitude indicator. The attitude indicator returns as the focal point between each instrument because it’s the only instrument showing both pitch and bank simultaneously.

The attitude indicator becomes the primary pitch and bank instrument. During the turn, the miniature aircraft’s wings relative to the horizon bar show the bank angle, while the relationship between the miniature aircraft and the horizon bar shows pitch attitude. In a properly executed 30-degree banked turn, the pilot maintains a level pitch attitude or slightly nose-high attitude (approximately one bar width above the horizon on most indicators) to compensate for the loss of vertical lift component.

The altimeter is the primary performance instrument for pitch. Any deviation from assigned altitude indicates a pitch or power error that must be corrected. During the turn, altitude tends to decrease as pilots focus on bank maintenance and forget to increase collective or add aft cyclic. A decreasing altitude requires either increased collective (which then requires more aft cyclic to prevent ballooning) or aft cyclic alone if the altitude loss is small.

The vertical speed indicator provides trend information. Even before the altimeter shows deviation, the VSI shows whether the helicopter is climbing or descending. A centered VSI needle confirms level flight. Any deflection warns the pilot to make a correction before altitude error accumulates. The VSI is particularly valuable during partial panel operations when attitude information is degraded.

The heading indicator shows turn progress and coordination. In a properly coordinated turn, the heading change should be steady and predictable—approximately 3 degrees per second in a standard rate turn, faster in a steep turn. Erratic heading changes indicate overcontrolling. During rollout, the pilot must lead the desired heading by approximately half the bank angle (15 degrees for a 30-degree bank) to stop precisely on heading.

The airspeed indicator becomes critical because speed changes in helicopters happen quickly and affect all other parameters. Increasing airspeed indicates excess power or nose-low pitch; decreasing airspeed indicates insufficient power or nose-high pitch. For steep turns, establish and maintain maneuvering speed or cruise speed as briefed. Speed deviations require cyclic corrections (pitch) and often collective adjustments (power) to prevent altitude deviations.

The turn coordinator (or turn needle) provides coordination backup. In a 30-degree bank, the turn coordinator will show a turn rate greater than standard rate—typically 1.5 to 2 times standard rate depending on airspeed. The ball shows lateral level: if the ball is outside the turn (toward the low wing), add pedal toward the ball; if the ball is inside the turn, reduce pedal pressure. Unlike airplanes where “step on the ball” is intuitive, helicopter pilots must remember that proper pedal pressure counters torque and translating tendency, not just coordination.

Full Panel Entry and Recovery Procedure

The entry procedure must be taught as a deliberate sequence, not a rushed maneuver. Begin by establishing the helicopter in level flight at the planned entry altitude and airspeed. Perform clearing procedures by scanning outside (simulated in actual IMC by clearing the area before entering IMC). Verbalize the entry plan: “Rolling into a right 360-degree steep turn, maintaining [altitude], airspeed [speed], expecting to add [X%] power.”

Entry sequence (taught step-by-step):

1. Roll-in begins: Smoothly apply cyclic in the direction of turn while simultaneously scanning the attitude indicator. The roll rate should be smooth and controlled—approximately 5 degrees per second to reach 30 degrees in 6 seconds. Rushed roll-ins cause overbanking; tentative roll-ins cause shallow banks and imprecise angles.

2. Simultaneous collective increase: As bank angle increases past 10-15 degrees, begin adding collective to compensate for the loss of vertical lift. The amount varies by helicopter type, but expect 1-2 inches of collective rise and 100-200 RPM increase. Reference the manifold pressure gauge or torque gauge to confirm adequate power addition.

3. Back cyclic pressure: As the turn establishes, apply aft cyclic to maintain level pitch on the attitude indicator. The amount is slight—overcorrection causes climb. The visual reference is the miniature aircraft remaining on or slightly above the horizon bar.

4. Pedal adjustment: Increase pedal pressure opposite the torque reaction. In right turns, add left pedal; the amount increases with power addition. In left turns, reduce right pedal or add left pedal depending on the helicopter. Monitor the ball—center it and keep it centered.

5. Trim as required: Once established in the turn, make small pedal trim adjustments to relieve steady pedal pressure. Do not over-trim; the pedals must remain responsive for minor coordination adjustments.

Maintaining the turn (the critical teaching phase):

The cross-check accelerates once established. Scan attitude indicator for bank and pitch → altimeter for altitude → heading indicator for progress → airspeed for speed control → back to attitude indicator. Each scan cycle takes 2-3 seconds. The scan must become automatic so the pilot can divide attention between flying and other duties (communications, navigation, traffic awareness in VMC training).

Bank angle maintenance requires constant attention to the attitude indicator. The tendency is to let bank angle shallowing during the turn, requiring a continuous light inward cyclic pressure to hold 30 degrees. Overbanking past 30 degrees increases stall risk and altitude loss—correct immediately with outward cyclic pressure.

Altitude maintenance requires coordinated pitch and power adjustments. If altitude decreases: add collective and slight aft cyclic; monitor for speed increase. If altitude increases: reduce collective and slight forward cyclic; monitor for speed decrease. The corrections must be small—large power or pitch changes create oscillations that take 10-15 seconds to stabilize, during which the turn may be complete.

Airspeed control requires anticipation. If airspeed increases, reduce power slightly or raise the nose slightly (accepting a brief altitude gain). If airspeed decreases, add power or lower the nose slightly (accepting a brief altitude loss). The goal is to prevent speed deviations exceeding ±10 knots, which requires catching trends early using the airspeed indicator’s rate of change.

Recovery procedure (teaching rollout precision):

1. Lead the heading: Begin rollout when the heading indicator shows 10-15 degrees before the desired heading (half the bank angle). The exact lead depends on bank angle and turn rate. Under-leading causes overshoot; over-leading causes undershoot.

2. Reduce collective: As rollout begins, smoothly reduce collective to the level flight setting. The reduction mirrors the addition during entry—approximately 1-2 inches depending on helicopter. Reducing collective too quickly causes descent; leaving it too long causes climb.

3. Forward cyclic pressure: Apply forward cyclic to return to level pitch attitude as the bank decreases. The amount is slight and gradual—the nose should reach level flight attitude as the wings reach level.

4. Reduce pedal pressure: Decrease pedal pressure as power reduces and turn rate decreases. The ball should remain centered throughout rollout. A common error is forgetting this step, resulting in uncoordinated wings-level flight.

5. Trim and stabilize: Once wings level, check all instruments: altitude within ±100 feet, heading within ±10 degrees, airspeed within ±10 knots. Make small corrections as needed and re-trim for level flight.

Partial Panel Procedure Modifications

Partial panel steep turns simulate attitude indicator failure, the most critical loss in IMC. The turn becomes significantly more challenging because the pilot loses the only instrument showing pitch and bank simultaneously. The procedure requires redefining primary and supporting instruments:

Primary instruments shift:

• Bank: Turn coordinator becomes primary bank reference (needle deflection shows turn rate, not bank angle directly)
• Pitch: Altimeter becomes primary pitch reference (any altitude change indicates pitch error)
• Supporting instruments: VSI shows pitch trend; heading indicator confirms turn direction and rate; airspeed indicates power/pitch relationship

Modified entry procedure:

1. Establish precise straight-and-level flight first: Confirm altimeter steady, heading constant, airspeed stable, VSI centered, turn coordinator centered. This baseline is critical because partial panel gives no margin for sloppy entry.

2. Roll in using coordinated control inputs: Apply cyclic and pedal together, but reference the turn coordinator needle for bank indication. For a steep turn (approximately 1.5 to 2 times standard rate), the turn coordinator needle should be fully or nearly fully deflected. This is imprecise—the candidate must teach students that 30-degree bank precision is nearly impossible partial panel, and that’s acceptable.

3. Increase collective and raise nose by reference to altimeter: Watch the altimeter’s initial response. If it starts down, increase collective and/or apply aft cyclic. If it holds steady, the power and pitch are approximately correct. The VSI provides trend confirmation.

4. Maintain altitude by constant altimeter scan: The scan pattern becomes: altimeter → turn coordinator → heading indicator → airspeed → altimeter. The altimeter returns every 2-3 seconds. Any deviation requires immediate correction: altitude low, add collective and/or back cyclic; altitude high, reduce collective and/or forward cyclic.

5. Monitor turn progress by heading indicator: The heading should change smoothly. Erratic changes indicate overcontrolling. Use the heading indicator to lead the rollout—start rolling out 15-20 degrees early (larger lead than full panel because control precision is reduced).

Partial panel teaching emphasis:

The CFII candidate must emphasize to students that partial panel steep turns are primarily an emergency training exercise, not a maneuver pilots perform regularly in IMC. The goal is teaching instrument interpretation and control coordination without primary attitude reference, building skills for attitude indicator failures. Perfection is not expected; maintaining control within PTS standards demonstrates competence.

Students often fixate on one instrument during partial panel work. The instructor must teach forced scanning discipline: “altimeter-coordinator-heading-airspeed-back to altimeter.” Verbalize the scan aloud until it becomes automatic. Use the 2-3 second rule: no instrument should go unscanned for more than 3 seconds during the turn.

Roll-In/Roll-Out Procedure Details

The roll-in and roll-out are where most errors occur because pilots rush or use uncoordinated inputs. Teaching proper technique requires breaking down what happens during the roll and why each input matters.

Roll-in coordination elements:

During roll-in, three things must happen simultaneously but progressively: bank angle increases, power increases, and pitch attitude adjusts. The timing matters. If power increases before bank develops, the helicopter climbs. If bank develops before power increases, the helicopter descends. If pitch correction lags behind bank, altitude loss begins immediately and may exceed PTS tolerances before the turn stabilizes.

The roll rate should be constant at approximately 5 degrees per second. This gives the pilot time to integrate power and pitch changes smoothly. Faster roll rates feel impressive but often result in overbanking and altitude deviations. Slower roll rates work fine but waste time and may give a DPE the impression of tentativeness.

Cyclic input during roll-in is primarily lateral (left or right depending on turn direction), but with a slight aft component building as bank increases. The aft component compensates for the pitch-down tendency as bank increases. Many pilots neglect this aft component during roll-in, resulting in 50-100 feet altitude loss before they recognize and correct the problem.

Collective input begins when bank angle reaches 10-15 degrees—early enough to prevent altitude loss but not so early that power increase causes climb before bank develops. The collective rise is smooth and continuous to the steep turn power setting. Monitor manifold pressure, torque, or RPM (depending on helicopter) to confirm adequate power addition. The exact power increase depends on helicopter type, density altitude, and gross weight.

Pedal input must match power addition. As collective rises, torque increases (in American helicopters), requiring left pedal addition. The amount varies by helicopter and power setting. Monitor the ball—if it moves right (outside a right turn), add left pedal; if it moves left (inside a right turn), reduce left pedal. The ball is the feedback mechanism; teach students to trust it.

Roll-out coordination elements:

Roll-out requires reversing the entry sequence in the same coordinated manner. The roll-out must begin early enough (10-15 degrees before desired heading) that the helicopter stops precisely on heading as wings level. Late roll-out initiation is a common error that results in 20-30 degree heading overshoots.

Cyclic input during roll-out is primarily lateral (outward from the turn) with a progressive forward component as bank decreases. The forward component prevents the climb tendency as vertical lift increases. Without forward cyclic during roll-out, the helicopter typically gains 50-100 feet.

Collective reduction begins immediately with roll-out initiation and continues smoothly to level flight power setting. Early collective reduction prevents the climb tendency; delayed reduction guarantees a climb. The collective reduction should finish as wings return to level—power and bank reaching level flight simultaneously keeps altitude constant.

Pedal input reduces as power reduces. Monitor the ball throughout—it should remain centered during the entire roll-out. A common error is reducing pedal too quickly (before power reduces), causing the ball to swing opposite the initial turn direction.

The final 5 degrees of bank require the finest control inputs. Large control movements near wings-level cause rocking and heading oscillations. Teach students to relax control pressures gradually as bank approaches level, allowing the helicopter to stabilize naturally on heading and altitude.

Coordination of Control and Trim

Trim technique in helicopters differs fundamentally from fixed-wing aircraft. Most helicopters have only pedal trim (friction or spring-loaded), requiring pilots to hold cyclic and collective pressures throughout the turn. Proper trim technique prevents pilot fatigue and improves control precision.

Initial trim consideration:

Before entering the steep turn, verify the helicopter is properly trimmed in level flight. The pedals should be nearly neutral with only light pressure. If significant pedal pressure exists, make a trim adjustment before beginning the maneuver. Starting from a trimmed condition allows the pilot to feel and adjust for the turn’s pedal pressure changes more accurately.

Trim during the turn:

Once established in the steep turn with steady bank, altitude, and airspeed, make a small pedal trim adjustment to relieve steady pedal pressure. The goal is not zero pedal pressure—helicopters require constant small pedal inputs for coordination—but rather reducing the steady, tiring pressure component.

Do not over-trim. If the pilot trims to zero pedal pressure, any minor power or bank change requires large pedal corrections to maintain coordination. Proper technique leaves a light pedal pressure (1-2 pounds) so the pilot retains pedal authority for minor adjustments without moving their foot significantly.

Many helicopters have pedal trim that’s imprecise or moves in small increments. Teach students to make minimal trim adjustments during turns—one or two clicks or small movements. Large trim changes during the turn often result in overcompensation and coordination loss.

Trim during rollout:

As the pilot rolls out and reduces power, the pedal pressure changes again. The trim setting that worked in the turn will be incorrect in level flight. Anticipate this: as collective reduces during rollout, reduce pedal pressure and prepare to re-trim once stabilized wings-level. Many pilots forget this step and fly for 10-20 seconds in level flight with improper trim, creating unnecessary workload.

Teaching proper control pressure management:

The CFII candidate must teach students to differentiate between steady control pressures (which can be trimmed) and dynamic control pressures (which cannot). During a steep turn, the cyclic requires constant small adjustments—this cannot be trimmed. The collective requires a steady higher position—this also cannot be trimmed in most helicopters. Only the steady pedal pressure component can be trimmed.

Teach students to use light grip pressure on cyclic and collective. A death grip amplifies every control input and accelerates pilot fatigue. The cyclic should rest in the hand with fingers and thumb providing control, not arm muscles. The collective should rest comfortably at the required height without the pilot forcing it there. Relaxed control grip improves control precision and reduces pilot fatigue on long IFR flights.

Proper Instrument Cross-Check Technique

The cross-check during steep turns must be rapid, systematic, and prioritized. Random instrument scanning leads to fixation, missed deviations, and loss of control. The CFII candidate must teach and demonstrate a structured cross-check pattern.

The primary cross-check pattern:

The attitude indicator is the hub of the cross-check—the pilot returns to it between every other instrument. The pattern flows: Attitude indicator (check pitch and bank) → Altimeter (check altitude) → Attitude indicator → Heading indicator (check turn progress) → Attitude indicator → Airspeed indicator (check speed) → Attitude indicator → VSI (check pitch trend) → Attitude indicator → start sequence again.

Each instrument receives 0.5-1 second of focus, making the complete cross-check cycle take 5-7 seconds. This seems slow, but rushing causes incomplete interpretation. In a 360-degree steep turn at 1.5 times standard rate (approximately 60 seconds for 360 degrees), the pilot completes 8-10 full cross-check cycles—adequate for maintaining parameters within PTS standards.

Why the attitude indicator returns as focal point:

The attitude indicator is the only instrument showing both pitch and bank simultaneously. Every control input affects both parameters, so returning to the attitude indicator after each other instrument check confirms whether previous corrections worked or created new problems. This “hub-and-spoke” pattern prevents fixation and ensures pitch and bank remain the priority.

Teaching students to avoid fixation:

Fixation happens when a pilot focuses too long on one instrument, usually because a deviation appeared. The natural tendency is to stare at the altimeter until altitude returns to target or stare at the heading indicator until heading corrects. This destroys the cross-check and causes other parameters to deviate.

Teach students the “no more than 2-second rule”: no single instrument should receive more than 2 seconds of focused attention. Make a correction based on what you see, then move to the next instrument in the scan pattern. Trust that the correction will work; you’ll see the result on the next scan cycle. If the correction was inadequate, adjust again on the next pass—do not stare and wait for it to work.

Interpreting instrument trends vs. static readings:

Experienced instrument pilots interpret trends as much as current readings. A static reading shows where the helicopter is now; a trend shows where it’s going. During steep turns, trend interpretation prevents large deviations.

For example: altimeter shows 100 feet low but VSI shows 500 fpm climb. The altitude is wrong now, but correcting. Hold the current pitch and power; altitude will return to target. If the pilot sees only the altimeter and adds power again, the helicopter will climb through target altitude.

Another example: heading indicator shows 5 degrees before desired heading and turn rate is constant. Rollout is 5-10 seconds away. If the pilot sees only the heading and starts rollout now, the turn will stop 5 degrees early. Trust the turn rate shown by the heading indicator’s movement, not just its static position.

Cross-check during roll-in and roll-out:

During transitions (roll-in and roll-out), the cross-check speeds up because all parameters change simultaneously. The attitude indicator becomes even more critical: Attitude indicator → Altimeter → Attitude indicator → Heading indicator → Attitude indicator. The airspeed and VSI temporarily drop out of the scan because pitch and altitude take absolute priority during transitions. Once stabilized in the turn (or back in level flight), the full cross-check pattern resumes.

Partial panel cross-check pattern:

Without the attitude indicator, the cross-check pattern restructures around the altimeter: Altimeter → Turn coordinator → Heading indicator → Altimeter → Airspeed → VSI → Altimeter → start sequence again. The altimeter becomes the hub, checked twice as often as any other instrument because it’s the only definitive pitch reference.

The VSI gains importance during partial panel because it provides the only pitch trend information. Rising VSI indicates nose-high or excess power; falling VSI indicates nose-low or insufficient power. Make corrections based on VSI trends before large altitude deviations accumulate.

Common Error: Failure to Recognize and Make Proper Corrections for Pitch, Bank, or Power Errors

This error stems from poor instrument interpretation or delayed recognition of developing problems. The CFII candidate must demonstrate how to identify each error type and teach the correct response.

Pitch errors:

Nose-high pitch error: The miniature aircraft sits above the horizon bar on the attitude indicator; the altimeter shows increasing altitude; the VSI shows climb; the airspeed decreases. Correction requires forward cyclic to lower the nose—a small correction of one bar width or less. If altitude is already above target, also reduce collective slightly to increase descent rate.

Many pilots recognize nose-high pitch but apply only forward cyclic, forgetting the power component. If the helicopter is 100 feet high in a steep turn, forward cyclic alone takes 8-10 seconds to return to altitude because the helicopter must fly level back down. Adding a brief collective reduction accelerates the return to altitude, then the pilot returns collective to maintain altitude.

Nose-low pitch error: The miniature aircraft sits below the horizon bar; the altimeter shows decreasing altitude; the VSI shows descent; the airspeed increases. Correction requires aft cyclic to raise the nose. If altitude is already below target, also increase collective to arrest descent and climb back.

The teaching point: pitch and power work together. In helicopters, pitch changes are cyclic inputs; power changes are collective inputs. Most pitch errors require both cyclic and collective corrections for rapid recovery. Cyclic alone works but takes longer; collective alone causes airspeed deviations.

Bank errors:

Insufficient bank: The attitude indicator shows less than 30 degrees; the turn rate slows (visible on heading indicator); the steep turn becomes a medium turn. Correction requires inward cyclic pressure to steepen the bank. As bank increases, add collective and aft cyclic to prevent altitude loss—remember, steepening the bank increases the vertical lift requirement.

This error commonly occurs mid-turn because pilots relax inward cyclic pressure as they focus on other instruments. The bank shallows gradually; 5-10 seconds pass before the pilot notices. By then, bank may be 20-25 degrees—requiring significant correction to return to 30 degrees. Teach students to consciously hold inward cyclic pressure throughout the turn.

Excessive bank: The attitude indicator shows more than 30 degrees; the turn rate increases; altitude tends to decrease rapidly. Correction requires outward cyclic pressure to shallow the bank. As bank decreases, reduce collective and forward cyclic to prevent altitude gain—shallowing the bank reduces the vertical lift requirement.

Overbanking typically happens during roll-in when the pilot uses excessive cyclic input or during turbulence when a gust steepens the bank suddenly. The critical teaching point: if bank exceeds 35 degrees, roll out immediately—do not try to “save” the maneuver. Excessive bank angles approach the helicopter’s retreating blade stall region and create unacceptable altitude loss rates.

Power errors:

Insufficient power: Manifold pressure or torque is below steep turn requirement; the altimeter shows decreasing altitude even with proper pitch attitude; the airspeed may decrease (if nose is raised trying to stop the descent). Correction requires collective increase to add power. The pitch attitude may require slight lowering (forward cyclic) to maintain airspeed as power increases.

Insufficient power often results from timid collective input during entry or gradual collective creep downward during the turn as the pilot unconsciously tries to reduce the heavier control feel. Teach students to reference the power gauge (manifold pressure, torque, or RPM depending on helicopter) periodically during the turn to confirm power setting hasn’t drifted.

Excessive power: Manifold pressure or torque is above required setting; the altimeter shows increasing altitude even with proper pitch attitude; the airspeed may increase (if nose is lowered trying to stop the climb). Correction requires collective reduction. The pitch attitude may require slight raising (aft cyclic) to maintain airspeed as power decreases.

Excessive power typically results from overcorrection after noticing altitude loss or from forgetting to reduce collective during rollout. A pilot who adds too much collective at 100 feet low will climb through target altitude before recognizing the problem. Teach smooth, small collective corrections—1/2 inch movements, not 2-inch movements.

Multiple simultaneous errors:

Most problems in steep turns involve combinations: low and slow (insufficient power and nose-high pitch), or high and fast (excessive power and nose-low pitch). The correction sequence matters: fix power first, then fix pitch. This prevents overcorrection.

Example: helicopter is 100 feet low and 15 knots slow. The pilot is nose-high trying to stop altitude loss but lacks power. If the pilot adds only aft cyclic (to raise the nose further), airspeed will decrease further and altitude loss will worsen—power settling may develop. Correct sequence: add collective first to stop altitude loss, then evaluate pitch. Once power is adequate, a slight nose-down attitude will accelerate back to target speed while climbing to target altitude.

Teaching this sequence prevents the “chasing the instruments” problem where pilots make large corrections that overshoot, then large opposite corrections that overshoot again, creating altitude and airspeed oscillations that take 30-40 seconds to dampen. Small corrections, power first, then pitch, stabilize the helicopter in 8-10 seconds.

Common Error: Failure to Compensate for Precession of the Horizon Bar of the Attitude Indicator

Attitude indicator precession occurs because the gyroscope inside the instrument experiences physical forces during turns that cause the horizon bar to drift slightly nose-down or nose-up relative to true horizon. This creates an illusion: the instrument shows level pitch when the helicopter is actually slightly nose-high or nose-low. Pilots who rely exclusively on the attitude indicator’s horizon bar without cross-checking the altimeter will maintain the wrong pitch attitude.

Why precession occurs:

Attitude indicators use a spinning gyroscope to maintain horizon reference. During turning flight, the helicopter’s change in heading and bank angle applies precession forces to the gyroscope. These forces cause the horizon bar to drift slowly—typically showing a nose-down error during sustained turns. The rate of drift increases with bank angle and turn duration, making steep turns more susceptible than shallow turns.

Older mechanical attitude indicators precessed more than modern solid-state units, but all attitude indicators experience some precession during turns. The amount varies by instrument type, age, and condition. A well-maintained modern attitude indicator might precess 1-2 degrees during a 360-degree steep turn; an older mechanical unit might precess 3-5 degrees.

How pilots fail to compensate:

A pilot fixates on the attitude indicator, seeing the horizon bar one bar width below the miniature aircraft. The pilot thinks, “I’m nose-high” and applies forward cyclic to lower the nose to the horizon bar. In reality, precession has moved the horizon bar downward; the helicopter’s actual pitch is level or slightly nose-low. The pilot’s correction creates a true nose-low attitude, and altitude begins decreasing.

The pilot sees the decreasing altitude but continues referencing the precessed attitude indicator. They add aft cyclic to raise the nose to the horizon bar, but the horizon bar has precessed further down. The pilot flies in a slightly nose-low attitude while thinking they’re level, unable to understand why altitude keeps decreasing despite “proper” pitch attitude.

The proper compensation technique:

The altimeter is the truth source for pitch performance. If the attitude indicator shows level pitch but the altimeter shows decreasing altitude, the attitude indicator has precessed and the helicopter is actually nose-low. The correction: raise the nose above the horizon bar until the altimeter stabilizes.

Teach students: “Trust the altimeter, not the attitude indicator’s specific position.” The attitude indicator shows changes and trends; the altimeter shows results. If altitude holds steady, pitch attitude is correct regardless of where the miniature aircraft sits relative to the horizon bar.

Teaching the cross-check priority:

During steep turns, the cross-check priority is: 1) Altimeter, 2) VSI, 3) Attitude indicator. Check altitude first—is it increasing, decreasing, or holding? Check VSI second—is the trend toward climb, descent, or level? Then reference the attitude indicator and adjust pitch to achieve the desired altitude result.

This priority reverses the typical “attitude-plus-power” methodology taught for basic instrument flying. That methodology works in straight-and-level flight where precession is minimal. During steep turns, prolonged turning flight causes enough precession that altitude instruments must take priority over attitude reference.

Partial panel eliminates this error:

With the attitude indicator covered or failed, pilots must use altitude instruments to infer pitch attitude. This forces proper cross-check technique and eliminates precession problems. Many students fly better partial panel steep turns than full panel steep turns initially because they’re forced to trust the altimeter.

Demonstration technique for CFII candidates:

During the practical test, the CFII candidate should verbalize precession awareness: “I’m noticing the horizon bar has drifted slightly during this turn. The miniature aircraft appears one bar width above the horizon, but my altitude is holding steady, confirming this pitch attitude is correct. If I lowered the nose to the horizon bar as it appears now, I would establish a descent.” This demonstrates understanding and teaches the evaluator how the candidate would explain the concept to a student.

Common Error: Uncoordinated Use of Controls

Uncoordinated flight occurs when the pilot fails to integrate cyclic, collective, and pedal inputs smoothly during control changes. The result is ball displacement (lateral uncoordinated flight), altitude deviations, airspeed deviations, or bank angle oscillations. Coordination is the hallmark of skilled helicopter IFR flying.

Manifestations of uncoordinated flight:

The ball (inclinometer) shows the most obvious coordination problem. If the ball deflects outside the turn (toward the low wing), the helicopter is skidding—insufficient pedal pressure for the power setting and bank angle. If the ball deflects inside the turn, the helicopter is slipping—excessive pedal pressure.

In right turns with counterclockwise main rotor systems, the most common error is insufficient left pedal for the increased power setting. The pilot adds collective during entry but forgets to add corresponding left pedal. The tail swings right, the ball moves right (outside the turn), and the helicopter skids through the turn. This creates additional drag, reducing airspeed and requiring more power—exacerbating the coordination problem.

In left turns, pilots often maintain too much right pedal (or add left pedal too slowly), causing the opposite problem. The tail swings left, the ball moves left (inside the turn), and the helicopter slips. Slipping in a left turn is less common than skidding in a right turn, but both indicate poor coordination.

Why coordination matters in IFR:

Uncoordinated flight increases drag and reduces control efficiency. In IMC, a pilot who flies uncoordinated for extended periods (holds, approaches, enroute navigation) experiences higher fuel consumption, reduced cruise speed, and increased pilot workload compensating for control inefficiency.

More critically, uncoordinated flight during steep turns can lead to loss of control. If the pilot allows significant ball displacement (more than one ball width) for 10-15 seconds, the helicopter develops a drift. In a right steep turn with the ball outside the turn (skidding), the helicopter drifts laterally away from the turn center—the bank angle must increase to maintain turn rate, which increases altitude loss, which causes the pilot to add power, which increases skid—a developing adverse cycle.

Teaching proper coordination during entry:

Entry coordination requires simultaneous attention to three control inputs. As the pilot rolls in: lateral cyclic starts the bank; collective rises to prevent altitude loss; pedal pressure changes to match the power increase. The timing sequence is: cyclic starts moving → 1 second later, collective starts rising → as collective rises, pedal pressure increases progressively.

Teach students to verbalize the sequence during initial training: “Cyclic right… adding collective… more left pedal… monitoring the ball.” Once the sequence becomes automatic, verbalization stops, but the timing remains consistent.

The ball should remain within half a ball width of center throughout the entry. Larger displacements indicate the pilot is focusing on one control and neglecting others. Common specific error: pilot focuses on bank angle and altitude, completely forgetting pedals until noticing the ball displaced fully to one side.

Teaching proper coordination during the turn:

Once established, coordination requires continuous minor pedal adjustments as power changes. If altitude drifts low and the pilot adds collective, left pedal must increase slightly. If altitude drifts high and the pilot reduces collective, left pedal must decrease slightly. These pedal adjustments are small—1/4 inch movements—but constant.

Teach students to check the ball every 3-4 seconds during the turn as part of the instrument cross-check. If the ball has moved, make a pedal correction immediately. Do not wait until the ball is fully displaced; correct at the first sign of movement.

Teaching proper coordination during rollout:

Rollout coordination requires the entry sequence in reverse: cyclic begins roll-out → collective begins reducing → pedal pressure decreases as power decreases. The timing matters. If the pilot reduces collective before starting rollout, altitude increases. If the pilot forgets to reduce pedal pressure as power decreases, the ball swings opposite the initial turn direction.

The ball should remain centered throughout rollout. Many pilots fly coordinated entries and steady turns but produce uncoordinated rollouts because they fixate on heading and forget pedals. Teach students that rollout requires the same attention to coordination as entry—it’s not an afterthought.

Demonstration technique for CFII candidates:

The CFII candidate should verbalize coordination awareness during the maneuver: “As I add collective here during entry, I’m adding left pedal to keep the ball centered… During the turn, I’m checking the ball every few seconds as part of my cross-check… Now during rollout, as I reduce collective, I’m reducing left pedal pressure to prevent the ball from swinging left.” This demonstrates understanding of the relationship between power and pedal requirements.

The candidate should also demonstrate a simulated common error—deliberately allowing the ball to displace during entry—then identify it: “I’ve allowed the ball to move outside the turn. A student would do this by adding collective during entry but forgetting the pedals. The correction is adding left pedal to center the ball.” This shows ability to diagnose and teach coordination problems.

Common Error: Improper Trim Technique

Trim errors create pilot fatigue, reduce control precision, and distract from the primary task of maintaining flight parameters. Improper trim technique manifests as over-trimming, under-trimming, or trimming at inappropriate times.

Over-trimming:

Pilots who over-trim attempt to achieve zero pedal pressure during the turn. They make large trim adjustments until the pedals feel neutral. This creates two problems: First, any minor power or bank change requires large pedal corrections because the pilot has trimmed away their pedal authority. Second, when rolling out, the trim setting becomes grossly incorrect for level flight, requiring immediate re-trimming or large pedal pressure to maintain coordination.

Over-trimming typically results from fixed-wing training habits. In airplanes, proper trim produces zero control pressure. In helicopters, control pressures change constantly with power, airspeed, and configuration. Zero control pressure is neither achievable nor desirable—light control pressure gives the pilot feedback and authority for minor adjustments.

Under-trimming:

Pilots who under-trim make no trim adjustments at all, attempting to hold all pedal pressure manually throughout the turn. In a 360-degree steep turn lasting 60 seconds, this creates significant leg fatigue. The fatigued pilot’s control inputs become less precise; altitude and heading deviations increase.

Under-trimming often results from belief that trim is only for cruise flight, not maneuvering flight. This is incorrect. Proper trim technique during maneuvers reduces pilot workload and improves control precision. The goal isn’t zero control pressure but rather reducing steady, tiring pressure while maintaining control authority for dynamic adjustments.

Trimming at inappropriate times:

Some pilots attempt to trim during roll-in, roll-out, or while making corrections for altitude or heading deviations. Trimming during these phases is inappropriate because control pressures are changing rapidly. The pilot trims for a pressure that will change in 2-3 seconds, resulting in incorrect trim that requires immediate reversal.

Proper trim timing: trim only after the helicopter is established in the turn with stable bank, altitude, and airspeed. Wait 5-10 seconds after roll-in before making any trim adjustment. During rollout, do not trim—hold whatever pedal pressure is required and plan to re-trim once stabilized in level flight.

Teaching proper trim technique:

The CFII candidate must teach students to distinguish between pressure types. Steady pressure can be trimmed; dynamic pressure cannot. During a steep turn, the pedals require:

• Steady pressure to counter increased torque from higher power setting (can be trimmed)
• Dynamic minor pressures for coordination adjustments as bank and power vary (cannot be trimmed)

The proper technique: once established in the turn, make one or two small trim adjustments to relieve 50-75% of the steady pressure. Leave a light pressure (1-2 pounds) so the pedals remain responsive. Do not attempt to trim away all pressure.

Teach students to use verbal procedures: “Established in the turn, stable on altitude and bank, making one trim adjustment to relieve pedal pressure… good, pressure reduced but not eliminated.” This verbalization helps students recognize proper timing and technique.

Demonstration of common trim errors:

The CFII candidate should demonstrate both over-trimming and under-trimming errors:

Over-trimming demonstration: “I’m going to show you what happens if I over-trim. Watch as I make large trim adjustments attempting to reach zero pedal pressure… Now when I need to make a small coordination correction, my pedals have no authority—I have to move my foot significantly. Also notice what happens during rollout: I have to make a large pedal input immediately because my trim setting is completely wrong for level flight.”

Under-trimming demonstration: “Now I’ll show under-trimming. I’m established in the turn but making no trim adjustments at all. After 20-30 seconds, my leg is fatiguing from holding this pedal pressure. This fatigue reduces my control precision—notice my coordination isn’t as smooth as when I trimmed properly.”

These demonstrations teach students to recognize trim errors in themselves and shows the evaluator that the candidate understands the teaching points.

Risk Management Considerations

While the PTS task does not list specific risk management items, the CFII candidate must address helicopter-specific risks inherent to steep turns under IFR.

Power management and engine limitations:

Steep turns require 15-20% more power than level flight. At high density altitudes, heavy gross weights, or in helicopters with marginal power margins, this maneuver may approach or exceed available power. The risk: attempting a steep turn when insufficient power is available leads to altitude loss, possible settling with power, and loss of control.

Risk mitigation: Before beginning steep turns in IMC, verify adequate power margin exists. A good rule of thumb: if level flight requires more than 80% available power, do not attempt steep turns. In Robinson helicopters with governed throttles, monitor rotor RPM—if RPM begins sagging during the turn, power demand exceeds available supply; roll out immediately.

Spatial disorientation potential:

Steep turns generate vestibular illusions. The pilot’s inner ear senses the initial roll and turn but adapts after 10-15 seconds. During rollout, the vestibular system signals a turn in the opposite direction even though the pilot is rolling to wings level. This illusion is powerful and can cause the pilot to distrust instruments.

Risk mitigation: Teach students to expect and disregard vestibular sensations during roll-in and roll-out. The only truth source is instruments. Verbalize: “I feel like I’m turning left even though instruments show wings level—this is a normal vestibular illusion. I trust my instruments and ignore the sensation.”

Unusual attitude potential:

If a pilot loses control during a steep turn—fixates on one instrument, allows bank to exceed 45 degrees, or becomes spatially disoriented—the maneuver can degrade into an unusual attitude. Recovery becomes an emergency procedure requiring immediate recognition and control inputs.

Risk mitigation: Establish firm bank angle limits. If bank exceeds 35 degrees or altitude deviates more than 200 feet, terminate the maneuver immediately and return to level flight. Do not attempt to “save” a deteriorating steep turn. Safely recovering to stable flight demonstrates better judgment than forcing the maneuver to completion.

Autopilot disconnect inadvertent:

Many IFR helicopters have autopilots. If a pilot practicing steep turns forgets the autopilot is engaged and attempts the maneuver, control inputs fight the autopilot. The resulting control confusion can lead to loss of aircraft control or autopilot system damage.

Risk mitigation: Before any maneuvering flight, verify autopilot is disengaged and remains disengaged. Include autopilot status in the maneuver briefing: “Autopilot confirmed off, ready for steep turns.”

Retreating blade stall proximity:

Helicopter steep turns at cruise airspeed approach the boundary of retreating blade stall, particularly in high-performance helicopters. If the pilot allows airspeed to increase significantly during the turn, retreating blade stall may occur, causing violent roll and loss of control.

Risk mitigation: Maintain strict airspeed control during steep turns. Do not allow airspeed to exceed VNE or cruise speed by more than 10 knots. If airspeed begins increasing rapidly, reduce power and accept a brief altitude gain to control speed—do not attempt to control speed by raising the nose (which increases retreating blade stall risk).

Teaching Methodology for Steep Turns

The CFII candidate must demonstrate effective teaching techniques, not just perform the maneuver correctly. The teaching methodology should follow the Aviation Instructor’s Handbook recommendations for teaching complex motor skills.

Pre-flight briefing structure:

Begin with objective: “By the end of this lesson, you’ll be able to enter, maintain, and recover from instrument steep turns within PTS standards: ±100 feet altitude, ±10 knots airspeed, ±5 degrees bank, rolling out on heading ±10 degrees.”

Overview of aerodynamic principles: Explain why power increases in turns, why coordination changes, and why cross-check accelerates. Use analogies: “Think of the helicopter’s rotor system like a bicycle wheel. When you lean the wheel (bank the helicopter), you need more force to support the same weight because some force is pushing sideways instead of up.”

Demonstration: Perform one complete steep turn while narrating every action and observation: “Rolling in now with smooth right cyclic… bank angle passing 15 degrees, adding collective… monitoring ball, adding left pedal… approaching 30 degrees bank, establishing power… cross-checking altitude, holding 4,500… heading progressing smoothly…” A complete narrated demonstration takes 60-75 seconds and provides the student with a complete mental model.

Common instructor errors to avoid:

Silent demonstration: Performing a perfect steep turn without explanation teaches the student nothing about the internal thought process, cross-check pattern, or coordination technique. Always narrate during demonstrations.

Rushed demonstration: Performing the maneuver too quickly for the student to observe and process information. Steep turns should be flown at a deliberate pace during training—slower and more exaggerated than normal to highlight each teaching point.

Assuming transfer from airplane training: Many students transitioning from fixed-wing IFR assume steep turns are identical in helicopters. They are not. Begin with the assumption the student knows nothing about helicopter steep turns and build from fundamentals.

Building block approach:

For primary helicopter instrument students (not transitioning airplane pilots), teach steep turns in progressive stages:

Stage 1: Steep turns under the hood in VMC, full panel, one 90-degree turn to demonstrate the feel and instrument readings

Stage 2: Steep turns under the hood in VMC, full panel, 180-degree turns to demonstrate sustained control requirements

Stage 3: Steep turns under the hood in VMC, full panel, 360-degree turns to PTS standards

Stage 4: Steep turns actual or simulated IMC, full panel, 360-degree turns

Stage 5: Steep turns under the hood or IMC, partial panel (after partial panel mastery in less demanding maneuvers)

This progression prevents overwhelming the student while building competence and confidence.

Error correction methodology:

When a student makes an error, use the three-step correction process:

1. Identify: Point out the specific error immediately: “Your altitude is decreasing—down 50 feet.”

2. Diagnose: Explain why it happened: “You added bank but didn’t add collective, so the vertical lift component decreased.”

3. Correct: Give specific correction: “Add one inch of collective now… good, altitude stabilizing… now hold that collective setting.”

Avoid vague corrections like “watch your altitude” or “you’re getting a little low.” These don’t teach the student how to recognize, diagnose, or correct the problem independently.

Positive reinforcement:

Recognize and reinforce correct performance immediately: “Excellent—you rolled in smoothly, added power exactly when bank reached 15 degrees, and your altitude didn’t move. That’s perfect technique.” Specific praise reinforces proper technique more effectively than generic “good job” statements.

Recognize partial success: “Your bank angle and coordination were perfect, and you only lost 50 feet during entry. That’s a significant improvement—let’s work on the power timing to eliminate that altitude loss.” This maintains student motivation while identifying areas for continued development.

Schedule

Equipment

Required References

• FAA-S-8081-9E (Helicopter Instrument Flight Instructor Practical Test Standards)
• FAA-H-8083-15B (Instrument Flying Handbook) — Chapter 6 (Helicopter Instrument Flight)
• FAA-H-8083-21 (Rotorcraft Flying Handbook) — Chapter 11 (Helicopter IFR Operations)
• FAA-H-8083-9 (Aviation Instructor’s Handbook) — Chapter 5 (Teaching Methods)
• FAA-H-8083-25 (Pilot’s Handbook of Aeronautical Knowledge) — Chapter 4 (Aerodynamics), Chapter 5 (Flight Controls)
• Pilot Operating Handbook for aircraft being flown
• Current IFR charts for area of operation
• IFR flight plan (filed or on request)

Required Materials and Aids

• Approved IFR helicopter with functioning full panel instruments
• View-limiting device (hood) for simulated IMC
• Instrument covers for partial panel simulation (attitude indicator cover minimum)
• Whiteboard or kneeboard for diagram sketches during explanation
• Model helicopter or hand-held model for demonstrating pitch/bank/power relationships
• Audio recording capability (if approved by evaluator) for post-flight self-critique
• Checklist for maneuver setup and completion standards

Visual Aids and Teaching Tools

• Attitude indicator illustration showing horizon bar positions and miniature aircraft relationship
• Cross-check pattern diagram showing scan sequence with arrows
• Power requirement graph showing power vs. bank angle relationship
• Coordination diagram showing ball position and correction inputs
• Pre-printed common error scenarios for discussion
• GoPro or similar camera (if approved) mounted on instrument panel for post-flight review

Documents Required for Flight

• CFII candidate’s commercial helicopter certificate with instrument rating
• Medical certificate (2nd class minimum)
• Aircraft airworthiness certificate and registration
• Aircraft IFR certification and current inspections (IFR pitot-static, altimeter, transponder within 24 months)
• Weight and balance with performance calculations
• IFR flight plan or area clearance
• Evaluator/DPE credentials and authorization

Instructor Actions

1. Delivers comprehensive ground instruction covering steep turn aerodynamics, control coordination, instrument cross-check patterns, full/partial panel procedures, and all common errors listed in PTS task CFII.VI.G. Uses visual aids, diagrams, and model demonstrations to illustrate pitch/bank/power relationships and cross-check technique.

2. Demonstrates proper teaching methodology by explaining “why” behind each procedure, not just “how.” Connects steep turns to practical IFR operations (e.g., holding pattern entry corrections, missed approach turns) so student understands real-world application.

3. Conducts thorough pre-flight briefing covering entry altitude, airspeed, heading, expected power settings, coordination requirements, and emergency procedures. Verifies student/evaluator understanding of lesson objectives and completion standards.

4. Performs and narrates complete demonstration of full panel steep turn, verbalizing instrument cross-check, control inputs, and coordination technique throughout the maneuver. Demonstrates entry, 360-degree turn, and recovery while maintaining altitude ±50 feet, bank ±3 degrees, and airspeed ±5 knots (tighter than PTS minimums to model excellent technique).

5. Demonstrates and explains common errors by intentionally performing:

   • Pitch error (nose-high with altitude gain) and correction sequence
   • Bank error (bank shallowing to 20 degrees) and correction technique
   • Coordination error (allowing ball to displace fully) and immediate correction
   • Recognition of attitude indicator precession and compensation using altimeter reference

   After each error demonstration, explains: “A student would make this error by [cause]. You’d recognize it by observing [symptoms]. The correction is [specific inputs]. The teaching point is [underlying principle].”

6. Demonstrates partial panel steep turn with attitude indicator covered, narrating the modified cross-check pattern, primary/supporting instrument shifts, and increased altimeter focus. Maintains PTS standards while explaining the additional difficulty and workload.

7. Responds to evaluator scenario questions such as:

   • “Your student is consistently losing 150 feet during turn entry. What’s the cause and how do you correct it?”
   • “Your student’s steep turns always gain altitude during roll-out. What are you going to teach?”
   • “How would you introduce steep turns to a student who has strong fixed-wing IFR experience but is new to helicopters?”

   Answers demonstrate understanding of error diagnosis, progressive teaching methodology, and helicopter-specific considerations.

8. Analyzes student learning indicators by explaining: “I would watch for [specific behaviors] to know if the student understands [concept]. If they show [problem behaviors], I would [teaching intervention].” Shows ability to assess student progress and adapt teaching approach.

9. Conducts effective post-flight debrief by:

   • Asking evaluator for self-assessment first: “How do you think that went? What would you do differently?”
   • Providing specific, actionable feedback: “Your bank angle control was excellent—within 2 degrees throughout. Your altitude control needs work—you lost 100 feet during entry because you delayed the collective addition.”
   • Identifying positive aspects before areas for improvement
   • Creating plan for next training session with specific focus areas

10. Demonstrates professional instructor qualities:

    • Clear, concise communication using appropriate terminology
    • Patient explanation of complex concepts with effective analogies
    • Situational awareness during flight (traffic, altitude, airspace)
    • Proper risk management and decision-making
    • Adherence to regulations and SOPs
    • Ability to manage cockpit workload while teaching

Student Actions

1. Actively participates in ground instruction by asking clarification questions about aerodynamic principles, control coordination, or cross-check techniques. Takes notes on key teaching points for future reference.

2. Demonstrates understanding by explaining back to instructor: “So during entry, I roll in with cyclic, then add collective as bank reaches 15 degrees, and increase pedal pressure as power increases—is that correct?” Paraphrasing confirms comprehension.

3. Reviews PTS completion standards before flight and verifies understanding of altitude (±100 ft), airspeed (±10 kts), bank (±5°), and heading (±10°) tolerances. Asks about any standards that are unclear.

4. Observes instructor demonstration actively, following along on instruments as instructor narrates. Mentally rehearses the procedure while watching, preparing for own practice attempt.

5. Identifies errors during error demonstrations, stating: “I see altitude decreasing—that indicates insufficient power or nose-low pitch” or “The ball has moved outside the turn—that’s a coordination problem requiring more left pedal.”

6. Asks scenario-based questions such as: “What if I recognize altitude is low and add collective, but altitude continues decreasing?” or “How much collective increase should I expect in this helicopter during steep turns?” Shows critical thinking about procedure application.

7. Practices teaching back methodology (if candidate requests): Acts as student while instructor acts as evaluator, or explains a teaching point to demonstrate understanding: “If I were teaching this, I would say…”

8. Takes notes during post-flight debrief on specific areas for improvement, corrections to technique, and teaching points to remember. Reviews completion standards achieved and areas that did not meet PTS minimums.

9. Asks follow-up questions about advanced applications: “How does this maneuver relate to holding pattern entry?” or “Would technique change in different helicopter types?”

10. Completes written self-assessment (if provided) rating own performance against PTS standards and identifying areas of strength and areas needing additional practice. Takes ownership of learning progress.

Note: For the CFII practical test, the “student” is typically the DPE/evaluator who observes, asks questions, and evaluates the candidate’s instructional ability. The candidate must treat the evaluator as a learning student, providing clear explanations and demonstrating effective teaching techniques throughout the lesson.

Completion Standards

The lesson is complete when the CFII candidate meets all requirements of PTS task CFII.VI.G:

Knowledge Demonstration Standards

1. Explains steep turn procedures completely and accurately for both full panel and partial panel operations, including:

   • Specific entry sequence with timing of cyclic, collective, and pedal inputs
   • Cross-check pattern with instrument priorities clearly identified
   • Power requirements and helicopter-specific coordination needs
   • Modified technique for partial panel with primary/supporting instrument changes
   • Recovery procedure with proper rollout lead and power reduction timing

2. Describes proper instrument cross-check technique with sufficient detail that a student could apply it, including:

   • Hub-and-spoke pattern with attitude indicator as focal point (full panel)
   • Scan rate (2-3 second complete cycle) and fixation avoidance
   • Altimeter-centered pattern for partial panel operations
   • Trend interpretation vs. static readings
   • Accelerated cross-check during transitions (entry/recovery)

3. Explains roll-in/roll-out procedures with emphasis on coordination timing:

   • Progressive control input sequence during entry
   • When to begin collective increase (bank passing 10-15°)
   • Pedal pressure changes matching power changes
   • Rollout lead calculation (10-15° before desired heading)
   • Simultaneous control reduction during recovery
   • Prevention of altitude deviations during transitions

4. Describes coordination of control and trim techniques:

   • Relationship between power and pedal requirements
   • Appropriate timing for trim adjustments (only after established)
   • Target pedal pressure (light residual pressure, not zero)
   • Over-trim and under-trim consequences
   • Re-trimming requirement after rollout to level flight

5. Identifies and explains common errors for each category:

   Pitch, bank, or power errors:

   • Nose-high: symptoms (altitude increasing, speed decreasing), cause (excess back cyclic or insufficient power), correction (forward cyclic, evaluate power)
   • Nose-low: symptoms (altitude decreasing, speed increasing), cause (excess forward cyclic or excess power), correction (aft cyclic, evaluate power)
   • Insufficient bank: symptoms (slow turn rate, shallow bank indication), cause (insufficient inward cyclic or allowed shallowing), correction (increase inward cyclic pressure, add power/back cyclic for steeper bank)
   • Excessive bank: symptoms (rapid turn rate, bank >35°), cause (excessive roll-in input or gust), correction (immediate rollout to safe bank angle)
   • Insufficient power: symptoms (altitude loss despite proper pitch), cause (inadequate collective), correction (increase collective, adjust pitch)
   • Excessive power: symptoms (altitude gain despite proper pitch), cause (too much collective), correction (reduce collective, adjust pitch)

   Attitude indicator precession:

   • Explains gyroscopic precession causes and effects during prolonged turns
   • Describes symptoms (horizon bar position inconsistent with altitude performance)
   • Teaches compensation technique (trust altimeter/VSI over attitude indicator position)
   • Demonstrates cross-check priority: altimeter first, then attitude indicator for trends

   Uncoordinated control use:

   • Symptoms: ball displacement, skidding or slipping flight path, reduced efficiency
   • Causes: pedal inputs not matching power changes, fixation on pitch/bank while ignoring coordination
   • Corrections: centering ball immediately, anticipating pedal needs with power changes
   • Prevention: including ball in regular cross-check, coordinating all control inputs

   Improper trim technique:

   • Over-trimming: symptoms (zero pedal pressure, large corrections needed), correction (reduce trim, accept light residual pressure)
   • Under-trimming: symptoms (heavy sustained pedal pressure, pilot fatigue), correction (make small trim adjustment to relieve 50-75% pressure)
   • Improper timing: trimming during transitions instead of after stabilizing, correction (wait 5-10 seconds after establishing turn before trimming)

Performance Standards

6. Demonstrates steep turn while simultaneously explaining as if teaching a student:

   • Narrates continuously throughout maneuver (entry, turn, recovery)
   • Verbalizes instrument cross-check: “Checking attitude, 30 degrees bank, now altimeter, holding 4,500…”
   • Explains control inputs as performed: “Adding collective now as bank passes 15 degrees…”
   • Maintains altitude ±100 feet from entry altitude
   • Maintains airspeed ±10 knots from entry airspeed
   • Maintains bank angle ±5 degrees from 30 degrees
   • Rolls out on assigned heading ±10 degrees
   • Maintains coordinated flight (ball centered ±1 ball width) throughout
   • Completes 360-degree turn demonstrating sustained performance

7. Demonstrates steep turn partial panel (attitude indicator covered/failed):

   • Explains modified cross-check pattern before beginning
   • Uses altimeter as primary pitch reference
   • Uses turn coordinator and heading indicator for bank/turn rate reference
   • Narrates the increased difficulty and workload
   • Maintains altitude ±100 feet (same standard despite reduced instrumentation)
   • Maintains airspeed ±10 knots
   • Maintains approximate 30° bank (±10° acceptable partial panel due to bank angle ambiguity)
   • Rolls out on assigned heading ±10 degrees

8. Demonstrates and corrects simulated common errors effectively:

   • Deliberately performs at least three different common errors during separate demonstration turns
   • Identifies each error clearly: “I’m now demonstrating [specific error]”
   • Explains why students make this error: “This happens when [cause]”
   • Shows correct recovery technique while explaining each step
   • Relates error to observable instrument indications
   • Returns helicopter to stable steep turn after each error correction
   • Uses errors as teaching opportunities, not just demonstrations

9. Responds accurately to evaluator scenario questions about:

   • Student error diagnosis: identifies causes from described symptoms
   • Teaching progressions: explains how to introduce/build steep turn skills
   • Error correction strategies: provides specific teaching interventions
   • Risk management: addresses power limitations, spatial disorientation, unusual attitudes
   • Answers show practical teaching experience and understanding of student learning process

10. Exhibits instructional competence throughout lesson:

    • Maintains professional demeanor and clear communication
    • Uses appropriate teaching methods (explanation, demonstration, guided practice)
    • Provides specific, actionable feedback rather than vague comments
    • Recognizes and reinforces correct performance
    • Adapts explanations when initial approach doesn’t achieve understanding
    • Manages lesson time effectively to cover all required elements
    • Demonstrates situational awareness (altitude, airspace, traffic, helicopter limitations)
    • Shows risk management through conservative decision-making
    • Follows all regulations and standard operating procedures

Unacceptable Performance

The lesson is not complete and requires additional training if the candidate:

• Cannot explain proper instrument cross-check pattern or sequence
• Fails to identify and explain any required common error category
• Demonstrates steep turn exceeding PTS tolerances: altitude ±100 ft, airspeed ±10 kts, bank ±5°, heading ±10°
• Fails to narrate instructional points during demonstration flight
• Cannot diagnose causes of common errors from described symptoms
• Demonstrates unsafe flight (bank >45°, altitude deviation >200 ft, airspeed near VNE)
• Shows inability to recover from demonstrated errors promptly and safely
• Provides incorrect information about aerodynamics, procedures, or regulations
• Demonstrates poor instructional technique (unclear explanations, no feedback, impatience)
• Fails to maintain helicopter within operating limitations during demonstrations

PTS Reference: Completion standards directly implement FAA-S-8081-9E, Area VI (Flight by Reference to Instruments), Task G (Steep Turns), which requires the CFII candidate to demonstrate instructional knowledge and ability to teach steep turns to commercial helicopter instrument rating standards while simultaneously explaining the teaching points to an evaluator.