Big EPs Flashcards
Autorotation
- Collective lever - Reduce to maintain Nro within limits
- Airspeed - 75 KIAS recommended
- Double engine emergency shutdown - Perform
- BAT MSTR sw - OFF
Double engine failure - Flight
Autorotation - Perform
Double engine emergency shutdown (On ground)
- Both twist grips - OFF
- Both FUEL PRIME PUMP sw - OFF
- BAT MSTR sw - OFF
Single engine failure - Hover IGE
- Collective lever - Adjust to OEI limits or below
- Landing attitude - Establish
- Collective lever - Raise as necessary to stop
decent and cushion landing
After landing:
- Affected engine - Identify
- Single engine emergency shutdown - Perform
Single engine failure - Hover OGE (Forced landing)
- Collective lever - Adjust to maintain rotor RPM
- Airspeed - Increase if possible
- Landing attitude - Establish
- Collective lever - Raise as necessary to stop
descent and cushion landing
After landing:
- Affected engine - Identify
- Single engine emergency shutdown - Perform
Single engine failure - Hover OGE (Transition to OEI flight)
- Collective lever - Adjust to maintain rotor RPM
- Airspeed - Increase if possible
- Collective lever - Adjust to OEI limits or below
- Rotor speed - Trim to maximum
- Airspeed - Gain, 65 KIAS (Vy)
After reaching safe altitude: - Collective lever - Reduce to OEI MCP or below
- Affected engine - Identify
- Single engine emergency shutdown - Perform
9.LAND AS SOON AS PRACTICABLE
Single engine failure - Takeoff (Transition to OEI flight)
- Collective lever - Adjust to maintain rotor RPM
- Collective lever - Adjust to OEI limits or below
- Rotor speed - Trim to maximum
- Airspeed - Gain, 65 KIAS (Vy)
- Collective lever - Reduce to OEI MCP or below
- Affected engine - Identify
- Single engine emergency shutdown - Perform
- LAND AS SOON AS PRACTICABLE
Single engine failure - Takeoff (Rejected takeoff)
- Collective lever - Adjust to maintain rotor RPM
- Landing attitude - Establish
- Collective lever - Raise as necessary to stop
descent and cushion landing
After landing: - Affected engine - Identify
- Single engine emergency shutdown - Perform
Single engine failure - Flight
- OEI flight condition - Establish
- Rotor speed - Trim to maximum
- Affected engine - Identify
- Single engine emergency shutdown - Perform
- LAND AS SOON AS PRACTICABLE
Single engine failure - Approach
- Rotor speed - Trim to maximum
- Affected engine - Identify
- Single engine emergency shutdown - Perform
- Single engine landing procedure - Perform
Double engine failure - Hover IGE
- Right pedal - Apply as necessary to stop yaw
- Landing attitude - Establish
- Collective lever - Raise as necessary to cushion landing
Double engine emergency shutdown (In flight)
- Both twist grips - OFF
If there is an indication that the engines are still running:
2. Both EMER OFF sw - Press
Tail rotor drive failure/Fixed pitch tail rotor control failure - Forward flight
- Collective lever - Reduce to obtain min sideslip
angle - Airspeed - Maintain 70 KIAS or higher
- Suitable landing area - Select
- Shallow approach with nose left - Perform
If airspeed < 40 KIAS with nose still left:
5. Airspeed - Reduce close to the ground until
nose is aligned with the flight direction
6. Landing - Perform
If airspeed > 40 KIAS and nose is to the right:
5. Airspeed - Increase
6. Approach - Abort, climb to sufficient height for
autorotation
7. Autorotation - Perform
Tail rotor driveshaft failure - Hover (In ground effect)
- Both twist grips - Rotate to IDLE
- Landing attitude - Establish
- Collective lever - Apply as necessary
- Double engine emergency shutdown - Perform
Tail rotor driveshaft failure - Hover (Out of ground effect)
- Collective - Reduce as required to stop rotation
If height permits:
2. Airspeed - Gain, then proceed according to Para
3.6.2 (Tail rotor drive failure/Fixed pitch tail
rotor control failure - Forward flight)
If height does not permit:
2. Both twist grips - Rotate to IDLE
3. Collective lever - Raise to stop descent and
cushion landing
After landing:
4. Double engine emergency shutdown - Perform
Single engine emergency shutdown
- Twist grip (affected engine) - Rotate slowly towards IDLE, check indications, then to OFF
Engine overspeed - Driveshaft failure
- OEI flight condition - Establish
- Affected engine - Identify
- Single engine emergency shutdown - Perform
- LAND AS SOON AS PRACTICABLE
Engine overspeed - Governor failure
- Collective lever - Raise as necessary to maintain
N2 and Nro within limits - VAR NR system NORM/MAN sw - Check MAN
- N2 TRIM sw - Try to trim Nro to 101% with
matched torque
If step 3. is not possible: - Affected engine - Identify
- Twist grip (affected engine) - Rotate towards IDLE until N2 and Nro stabilize in normal range and FLI needles match
Engine underspeed - Governor failure
- OEI flight condition - Establish
- Bleed air consumers - Off
- VAR NR system NORM/MAN pb - Check MAN
- Affected engine - Identify
- N2 TRIM sw - Compensate N2/Nro drop
and try to match torque
If torque match is not possible: - Twist grip (affected engine) - Release stop plate and rotate towards FLIGHT until N2 and Nro stabilize in normal range and FLI needles match
If no residual torque is available:
Single engine emergency shutdown - Perform
- OEI flight condition - Establish
- Airspeed - < 100 KIAS
- FIRE sw (affected engine) - Press
- BOT 1 / BOT 2 pb - Press
- Clock stop watch - Start (1 minute)
- Affected engine - (ID)
- Single engine emergency shutdown - Perform
- PAX - Alert
- LAND ASAP
- BOT 1 / BOT 2 pb - Press (if still Fire Light after 1 minute)
- LAND IMMEDIATELY
If 1 LIght:
- Power - Reduce
- LAND as soon as practicable
If both Lights:
- LAND IMMEDIATELY
OEI Flight Condition - Establish
- Maintain normal engine in limits
- Airspeend < 110kts
- Vy (best ROC): 45 KIAS
LOW FUEL light
indicates:
< 24 kg fuel remaining
≈10 minutes of flight