Engine Malfs

Question 1

Emergency ENG Shutdown

Answer 1

1. PWR Levers …………. OFF
2. APU …………. OFF (If applicable)
3. Rotor Brake …………. OFF
4. MSTR IGN …………. Once rotors stopped, OFF

W-4

Question 2

Abort Start Procedure

Answer 2

1. PWR Lever …………. OFF
2. ENG Start Switch …………. IGN ORIDE for 30 sec and TGT BLW 540ºC

Question 3

ENG 1/2 OVER SPEED
Possible EDECU 1/2 FAIL
Possible HIGH ROTOR RPM

Answer 3

1. Collective …………. Adjust for Nr within limits

W-6R

Question 4

LOW ROTOR RPM

Answer 4

1. Collective …………. Adjust for Nr within limits

W-7

Question 5

BANGING or POPPING noises
Fluctuating NG/TQ/Np

Answer 5

1. Collective …………. Reduce

ENG Compressor Stall - W-7R