Cold air entering a hot engine chamber may cause fire flashback and
injury to personnel. Purge hot gases from the engine before removing the
engine head assembly. Immediately install a spare engine head assembly.
The engine and the engine head may become very hot during operation.
Do not touch the engine or the engine head with your bare hands.
a. Remove the engine head assembly. (Refer to Figure 2-1 on page 2-3). Immediately install a
serviceable, spare engine head assembly.
b. Reconnect the nozzle assembly and attempt to restart the generator.
(1) If the generator starts, the engine head was faulty. Continue with the mission. Repair the
engine head as soon as possible.
(2) If the generator fails to start, set all switches and CB1 to OFF. Notify organizational
maintenance. Inspect the engine head that was removed and repair it as necessary.
PART D -- PERFORM OPERATOR-LEVEL TROUBLESHOOTING PROCEDURES
WHEN CIRCUIT BREAKER CB1 MOVES TO THE OFF POSITION
WHEN THE FOG OIL SWITCH IS SET TO THE START POSITION
This part discusses operator troubleshooting procedures when circuit breaker CB1 moves to the OFF
position when the fog oil switch is set to the START position. Follow these procedures to correct the
Start the vehicle engine if the engine is not already running.
Check for a short circuit in the fog oil pump assembly.
a. Disconnect the cable assembly from connector 6J3 at the fog oil pump assembly (Figure 4-