1. Main Engine

Question 1

Loss of Main Engine

Answer 1

1. Reduce N1 on unaffected Engine, if required.

Question 2

Failure of Main Engine Auto Shutdown

Answer 2

1. Reduce N1 on affected Engine.

2. Shut down affected engine.

Question 3

Main Engine High EGT or EGT Split

Answer 3

1. Monitor EGT to ensure it does not exceed 1250deg F or differ more than 200deg F from the paired engine.
2. Reduce N1 on affected engine, as required.
3. Attempt to resume former N1 as EGT stabilizes.
4. Shut down affected engine prior to EGT reaching 1275deg F.

Question 4

Main Engine Surge/Stall

Answer 4

1. Reduce N1 on affected engine as required.
2. If symptoms clear, resume former N1 settings.
3. If symptoms persist, shut down affected engine.

Question 5

Loss of Fuel Manifold Pressure

Answer 5

1. Open crossover valve.
2. If fuel pressure continues to drop, close crossover valve, go hull borne, shut down affected engines and fuel system.
3. If fuel pressure continues to drop, shut down unaffected engines and fuel system.

Question 6

Clogged Main Fuel Filter

Answer 6

1. Depress P or S PRS TEST key on universal keyboard to bring off line pump on line.

Question 7

Loss Of N1 Control

Answer 7

1. Reduce N1 on affected engine to minimum.
2. Switch engine control channels and attempt to resume former N1 setting.
3. If normal operations are not restored, shut down affected engine.

Question 8

Loss of N2 Control

Answer 8

1. Reduce N1 on affected engine, if required.
2. Switch engine control channels and attempt to resume former N1 and prop pitch setting.
3. If normal operations are not restored, shut down affected engine.

Question 9

Loss Of Engine Balance Control

Answer 9

1. Ensure engine balance is ON.
2. Reduce N1 on affected engine to min.
3. Switch engine control channels and resume former settings.
4. If engine balance is not restored, turn engine balancing OFF and manually balance using N1 knobs.

Question 10

Main Engine Low Lube Oil Pressure

Answer 10

1. If lube oil pressure continues to drop or low lube oil quantity is indicated, shut down affected engine.

Question 11

Main Engine High Lube Oil Temperature

Answer 11

1. Reduce N1 to lower L/O temp, as required.
2. If L/O temp continues to rise or remains >235 Deg F, reduce N1 to minimum, set to idle, and shut down affected engine.

Question 12

Blow-In Door Open

Answer 12

1. Reduce N1 on affected engine to MIN.

2. Shut down affected engine.

Question 13

Chip Bearing

Answer 13

1. Shut down affected engine.

Question 14

Chip Sump

Answer 14

1. Shut down affected engine.

Question 15

Anti-Ice Overtemp

Answer 15

1. Select Main Engine page.
2. Acknowledge alarm.
3. Verify ambient air temperature is <40 deg F. If T1 temp is = 120 deg F, no further action is required.
4. If a main engine T1 temp is >120 deg F, secure associated main engine.