Term
|
Definition
Procedures:
*1. Twist grip — Close.
*2. Fuel valve — OFF.
*3. BAT switch — OFF.
(C)*4. STBY ATT IND switch — OFF.
(C)*5. Rotor brake — Engage immediately.
*6. Helicopter — Egress and use the fire bottle as required to extinguish the fire or get clear of the aircraft. |
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Term
|
Definition
*1. Twist grip — Close.
*2. Starter — Secure after TOT stabilizes at 400 °C or below. |
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Term
| 13.3 POST SHUTDOWN FIRE (INTERNAL) |
|
Definition
*1. Starter — Engage.
*2. Fuel valve — OFF.
*3. Igniter circuit breaker — Pull.
*4. Starter — Secure after fire is extinguished. |
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Term
| 14.1.1 Engine Failure In Flight |
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Definition
Procedures:
*1. Autorotate.
*2. Shoulder harness — Lock.
If time and altitude permit:
*3. Mayday — Transmit.
*4. Transponder — Emergency. |
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Term
| 14.1.2 Engine Failure at High Airspeed and Low Altitude |
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Definition
*1. Cyclic — Immediately apply aft.
*2. Autorotate. |
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Term
|
Definition
*1. Collective — Reduce.
*2. ENG Anti--ice switch — ON.
*3. Cabin Heat Valve — ON.
If compressor stall persists and the aircraft is uncontrollable:
*4. Autorotate.
*5. Twist grip — Flight Idle.
If compressor stall clears or the aircraft is controllable:
*6. Land as soon as possible. |
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Term
|
Definition
*1. Collective — Lower as required to maintain a minimum of 90% Nr.
*2. Twist grip — Full open.
*3. GOV RPM — Full increase.
If underspeed persists:
*4. Check power available with Nr in limits.
If power is not sufficient:
*5. Autorotate.
If sufficient power is available:
*6. Land as soon as possible. |
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Term
| 14.5 POWER REQUIRED EXCEEDS POWER AVAILABLE |
|
Definition
*1. Collective — Lower as required to maintain a minimum of 90% Nr.
*2. Twist grip — Full open.
*3. Angle of bank — Level wings.
*4. Airspeed — Adjust to 50 KIAS (minimum power required airspeed).
*5. Jettison — As required.
If impact is imminent:
*6. Level the aircraft to conform to terrain.
*7. Cushion the landing. |
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Term
|
Definition
Procedures:
*1. Collective — Reduce to stop the roll.
*2. Cyclic — Neutral. |
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Term
| 14.7 ENGINE OVERSPEED (Nf) ROTOR RPM (Nr) |
|
Definition
*1. Twist grip — Reduce (to maintain Nf/Nr in operating range).
*2. Collective/twist grip — Coordinate.
*3. Land as soon as possible. |
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Term
| 14.8 FUEL CONTROL FAILURE |
|
Definition
*1. Collective — Adjust as required to maintain Nr in operating range.
*2. Twist grip — Adjust (to maintain Nf/Ng in operating range).
*3. Land as soon as possible. |
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Term
| 14.9 ENGINE RESTART IN FLIGHT |
|
Definition
*1. Autorotate.
*2. Starter — Engage.
*3. Twist grip — Check, Full open.
If light−off does not occur:
*4. Twist grip — Close.
If light−off occurs:
*5. Twist grip — Full open.
*6. Land as soon as possible. |
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Term
| 14.10 MAIN DRIVE SHAFT FAILURE |
|
Definition
*1. Autorotate.
*2. Twist grip — Adjust, if necessary, to maintain Nf in operating range.
When on deck:
*3. Emergency shutdown — Complete. |
|
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Term
| 14.11 SPRAG CLUTCH SLIPPAGE |
|
Definition
*1. Autorotate.
*2. Twist grip — FLT IDLE.
If time and altitude permit:
*3. Twist grip — Smoothly rotate to full open.
If Nf/Nr are married:
*4. Collective — Increase.
If sprag clutch continues to slip:
*5. Autorotate.
*6. Twist grip — Closed.
If the sprag clutch reengages:
*7. Land as soon as possible. |
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Term
| 14.12 SPRAG CLUTCH SEIZURE |
|
Definition
*1. Ensure twist grip is full open.
*2. Land as soon as possible. |
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Term
| 14.13 IMMINENT TRANSMISSION FAILURE |
|
Definition
*1. Land immediately.
*2. Lock harness. |
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Term
| 14.14 ENGINE FIRE IN FLIGHT |
|
Definition
*1. Confirm existence of fire.
If fire exists:
*2. Land immediately.
*3. Emergency shutdown — Complete after landing.
If fire not confirmed:
*4. Land as soon as possible. |
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Term
|
Definition
*1. Land immediately.
*2. Emergency shutdown — Complete. |
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Term
| 14.16 FUEL BOOST PUMP FAILURE |
|
Definition
*1. Descent — Initiate if above 6,000 feet PA and flight permits.
*2. Fuel pressure and quantity — Note.
If both fuel boost pumps have failed (fuel pressure at zero):
*3. Land as soon as possible.
If only one boost pump has failed (fuel pressure 4 to 30 psi):
4. Land as soon as practical. |
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Term
| 14.17 SUSPECTED FUEL LEAKAGE |
|
Definition
*1. Land as soon as possible.
If time and altitude permit:
*2. Transmit position and intentions.
*3. Unnecessary electrical equipment — Secure.
When on deck:
4. Shutdown — Completed.
5. Helicopter — Exit. |
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|
Term
|
Definition
If mast bumping is suspected:
*1. Establish positive G load and/or balanced flight (as required).
*2. Land immediately. |
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|
Term
| 14.23.1 Electrical Fire — Unknown Origin |
|
Definition
*1. BAT switch — OFF.
(C)*2. STANDBY GEN switch — OFF.
(C)*3. If in VMC, STBY ATT IND switch — OFF.
*4. MAIN GEN switch — OFF.
If fire persists:
*5. Land immediately.
If fire extinguishes:
*6. Land as soon as possible. |
|
|
Term
| 14.23.2 Electrical Fire — Known Origin |
|
Definition
*1. Affected equipment — Secure.
*2. Affected circuit breakers — Pull.
If fire persists:
*3. Electrical Fire — Unknown Origin procedure — Execute.
If fire extinguishes:
4. Land as soon as practical. |
|
|
Term
| 14.24 SMOKE AND FUME ELIMINATION |
|
Definition
*1. ECS and DEFOG blower — OFF.
*2. Vents/windows — Open.
*3. Slip or skid aircraft to eliminate smoke and fumes.
*4. Land as soon as possible. |
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|
Term
| 14.25.2 Hydraulic Power Cylinder Malfunction |
|
Definition
*1. HYDRAULIC BOOST switch — OFF.
*2. Helicopter — Regain control.
*3. Airspeed — Adjust (to obtain most comfortable control movement level).
*4. Land as soon as possible. |
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|
Term
| 14.26 HIGH−FREQUENCY VIBRATION |
|
Definition
*1. ECS — OFF.
If vibrations continue:
*2. Land as soon as possible. |
|
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Term
| 14.28 UNCOMMANDED RIGHT ROLL DURING FLIGHT BELOW 1G |
|
Definition
*1. Cyclic — Immediately apply aft to establish positive g load on rotor, then center laterally.
When main rotor returns to a positive thrust condition:
*2. Controls — As required to regain balanced flight.
If mast bumping has occurred:
*3. Land immediately. |
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|
Term
|
Definition
Recovery may be accomplished by one or a combination of the following:
*1. Severity of maneuver — Decrease.
*2. Collective pitch — Decrease.
*3. Airspeed — Decrease.
*4. Altitude — Descend, if flight permits.
*5. Rotor rpm — Increase. |
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|
Term
|
Definition
Procedures:
*1. Collective — Decrease.
*2. Cyclic — Forward to gain airspeed.
If impact is imminent:
*3. Level skids to conform to terrain. |
|
|
Term
| 14.31.1 Complete Loss of Tail Rotor Thrust |
|
Definition
In a hover:
*1. Twist grip — Flight idle.
*2. Cyclic — Eliminate drift.
*3. Collective — Increase to cushion landing.
Transition to forward flight or hover/air taxi:
*1. Twist grip — Flight idle.
*2. Cyclic — Eliminate sideward drift.
*3. Collective — Increase to cushion landing.
At altitude:
*4. Autorotate.
If yaw is not controllable:
*5. Twist grip — Flight idle immediately.
If yaw is controllable:
*6. Continue powered flight and set up to a suitable landing area at or above minimum rate of descent
autorotational airspeed.
*7. Autorotate.
*8. Twist grip — Rotate to flight idle prior to touchdown. |
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|
Term
| 14.31.2 Fixed Pitch Right Pedal (Low Power) |
|
Definition
In a hover:
If rate of rotation is not excessive and landing surface is smooth and firm:
*1. Collective — Decrease to effect a power--on landing.
If rate of rotation is excessive or landing surface is unsuitable for a power−on landing:
*2. Twist grip — Reduce as nose approaches windline.
*3. Cyclic — Eliminate drift.
*4. Collective — Increase to cushion landing. |
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|
Term
| 14.31.3 Fixed Pitch Left Pedal (High Power) |
|
Definition
In a hover:
If rate of rotation is not excessive and landing surface is smooth and firm:
*1. Collective — Decrease to effect a power−on landing.
If rate of rotation is excessive or landing surface is unsuitable for a power−on landing:
*2. Twist grip — Slowly reduce while increasing collective to stop rotation.
*3. Collective — Coordinate with twist grip to maintain heading and allow aircraft to settle. |
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|
Term
| 14.31.4 Loss of Tail Rotor Effectiveness |
|
Definition
*1. Pedals — Maintain full left pedal.
*2. Collective — Reduce (as altitude permits).
*3. Cyclic — Forward to increase airspeed.
If spin cannot be stopped:
*4. Autorotative landing — Execute. |
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|
Term
|
Definition
Procedures:
*1. Monitor engine instruments.
*2. Land as soon as possible. |
|
|
Term
| 14.32.3 Engine or Transmission Oil Pressures |
|
Definition
| *1. Land as soon as possible. |
|
|
Term
| 14.32.4 Engine or Transmission Oil Temperatures |
|
Definition
If either oil temperature gauge indicator exceeds red line limitations:
*1. Land as soon as possible.
If either oil temperature gauge fluctuates or falls to zero:
*2. Land as soon as practical. |
|
|
Term
| 14.32.6 Pitot−Static Instruments |
|
Definition
If the airspeed, vertical speed, or altimeter fluctuates erratically or gives apparently false indications while power and
attitude instruments are normal, proceed as follows:
*1. PITOT HEAT switch(es) — HEAT.
Monitor cruise power settings and nose attitudes to maintain altitude and airspeed. If pitot heat does not remedy the
situation, accomplish the following:
(C)*2. Alternate static source knob — Pull.
If icing conditions are present:
*3. Icing procedures — Execute.
If icing conditions are not present:
*4. Land as soon as practical. |
|
|
Term
|
Definition
*1. Collective — Reduce (to minimum pitch).
*2. Airspeed — 130 KIAS (122 KIAS Maximum with AFCS on). |
|
|
Term
|
Definition
*1. ENG ANTI−ICING — ON.
*2. PITOT HEAT switches — HEAT.
(C)*3. Alternate static source knob — As required.
*4. Descend or climb to a warmer temperature or vacate clouds/moisture.
If unable to get clear of icing conditions:
*5. Land as soon as possible. |
|
|
Term
|
Definition
*1. Autorotate.
*a. Autorotation — Establish.
*(1) Collective — Full down immediately.
*(2) Pedals — Center ball.
*(3) Airspeed — 50 KIAS minimum rate of descent, 72 KIAS maximum glide range.
*(4) Nr — Maintain between 90 to 107 percent (94 to 95 percent optimum).
*(5) Heading — Turn into wind or toward best landing area.
*b. Autorotative landing — Execute.
*(1) Cyclic — Flare as required (to reduce rate of descent and groundspeed).
*(2) Collective — Increase as required (to cushion landing).
*(3) Cyclic — Level skids prior to touchdown. |
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|
Term
| 15.1.1 Landing in the Trees |
|
Definition
*1. Autorotate.
*2. Shoulder harness — Lock.
If time and altitude permit:
*3. Mayday — Transmit.
*4. Transponder — Emergency.
*5. Twist grip — Close.
*6. Battery — OFF. |
|
|
Term
| 16.2.1 Emergency Ground Egress |
|
Definition
16.2.1.1 Pilot/Copilot
*1. Abandon aircraft — Order.
*2. Mayday — Transmit.
*3. Doors — Open/jettison.
*4. Communications cord — Disconnect.
*5. Lap/shoulder harness — Release.
*6. Egress through appropriate exit.
16.2.1.2 Crew/Passengers
*1. Doors — Open/jettison.
*2. Seat harness — Release.
*3. Egress through appropriate exit. |
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|
Term
| 16.3.4.2 Ditching — Power Off |
|
Definition
*1. Autorotate.
*2. Shoulder harness — Lock.
If time and altitude permit:
*3. Mayday — Transmit.
*4. Transponder — Emergency.
*5. Doors — Jettison.
*6. Underwater egress — Execute. |
|
|
Term
|
Definition
*1. HABD — As required.
*2. ICS cords — Disconnect.
*3. Doors — Jettison.
*4. Place hand on known reference point.
*5. Harness — Release.
*6. Exit helicopter.
After egress:
*7. Swim clear of helicopter and inflate LPU. |
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