SUBTASK 76-11-07-860-018-F00
(5) For engine 1, remove the safety tags and close these circuit breakers:
CAPT Electrical System Panel, P18-2
Row Col Number Name
B 4 C01003 ENGINE 1 THRUST REVERSER IND
B 5 C00276 ENGINE 1 THRUST REVERSER CONT
B 6 C01412 ENGINE 1 THRUST REVERSER INTLK
B 7 C01266 ENGINE 1 THRUST REVERSER SYNC LOCK
CAPT Electrical System Panel, P18-3
Row Col Number Name
A 6 C00148 ANTI-ICE & RAIN ENG 1 & WING CONT
SUBTASK 76-11-07-860-019-F00
(6) For engine 2, remove the safety tags and close these circuit breakers:
CAPT Electrical System Panel, P18-3
Row Col Number Name
B 6 C00149 ANTI-ICE & RAIN ENGINE 2 CONTROL
F/O Electrical System Panel, P6-2
Row Col Number Name
C 5 C01267 ENGINE 2 THRUST REVERSER SYNC LOCK
C 6 C01413 ENGINE 2 THRUST REVERSER INTLK
C 7 C00277 ENGINE 2 THRUST REVERSER CONT
C 8 C01004 ENGINE 2 THRUST REVERSER IND
SUBTASK 76-11-07-860-020-F00
(7) Remove the DO-NOT-OPERATE tags to the thrust levers.
H. Autothrottle Switchpack Assembly Test
NOTE: Only ATSP P/N 254A1150-1, -2, -7, -8, -9, and -10 have individual switches that can be
adjusted.
NOTE: Newer ATSP P/N 254A1150-11, -12, -13, and -14, -15, -16 individual switches cannot be
adjusted.
SUBTASK 76-11-07-710-014-F00
(1) If you replaced the complete autothrottle switchpack assembly, then do all of the tests that are
listed below.
NOTE: If you re-install the original switchpack assembly after switch(es) replacement, do the
listed test for the replaced switch(es).
SUBTASK 76-11-07-710-015-F00
(2) If you replaced the S1 switch, do these task: Engine Throttle Switch (S1) - Functional Test,
TASK 27-62-00-720-801 and Proximity Switch Electronics Unit (PSEU) - Operational Test,
TASK 32-09-10-710-801.
SUBTASK 76-11-07-710-016-F00
(3) If you replaced the S2 or S3 switch, do this task: Antiskid/Autobrake Control Unit Operational
Test, TASK 32-42-00-720-801.
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CFM56 ENGINES (CFM56-7)
76-11-07
Page 428
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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