G. Put the Airplane Back to Its Usual Condition
SUBTASK 80-11-03-860-008-F00
(1) If you removed and installed the Engine 2 start valve, you can connect the ground pneumatic
power.
SUBTASK 80-11-03-860-015-F00
(2) For Engine 1, remove the safety tag and close this circuit breaker:
CAPT Electrical System Panel, P18-2
Row Col Number Name
B 8 C01103 ENGINE 1 START VALVE
SUBTASK 80-11-03-860-016-F00
(3) For Engine 2, remove the safety tag and close this circuit breaker:
F/O Electrical System Panel, P6-2
Row Col Number Name
C 4 C00154 ENGINE 2 START VALVE
SUBTASK 80-11-03-410-005-F00
(4) On the applicable engine, close the left fan cowl panel (TASK 71-11-02-410-801-F00).
SUBTASK 80-11-03-860-011-F00
(5) Remove the DO-NOT-OPERATE tag from the start lever and the engine start switch.
SUBTASK 80-11-03-860-012-F00
(6) Make sure that the manual override to the start valve is in the usual (closed) position.
H. Start Valve Test
SUBTASK 80-11-03-700-002-F00
(1) Do the test(s) listed in the Power Plant Test Reference Table (TASK 71-00-00-800-811-F00).
END OF TASK
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CFM56 ENGINES (CFM56-7)
80-11-03
Page 408
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF ALL
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