D. Location Zones
Zone Area
211 Flight Compartment - Left
212 Flight Compartment - Right
E. Start Switch Test
SUBTASK 80-11-00-860-001-F00
(1) Do this task: Remove Pressure from the Pneumatic System, TASK 36-00-00-860-806.
SUBTASK 80-11-00-860-002-F00
(2) Move the applicable engine start switch to the GRD position and make sure the switch holds in
this position.
(a) Move the switch back to the OFF position.
ILF 301, 304, 308, 310, 314, 315, 317-319, 323, 331-399, 533, 535, 537, 562; AIRPLANES WITH
AUTO-IGNITION
1) The AUTO position is off.
ILF ALL
SUBTASK 80-11-00-860-003-F00
(3) Get access to the Display Electronics Unit (DEU) input monitoring of the discreet display
screen on the FMCS CDU as follows:
(a) Push the INIT REF key two times.
(b) Push the INDEX line select key (LSK).
NOTE: This causes the INIT REF INDEX to show.
(c) Push the MAINT LSK.
NOTE: This causes the MAINT BITE INDEX to show.
(d) Push the CDS LSK.
NOTE: This causes the CDS BITE INDEX to show.
(e) Push the line select key for one of the DEU's, DEU 1 or DEU 2.
(f) Push the INPUT MONITORING LSK.
NOTE: This causes the CDS DEU X MAINT/BITE DISCRETE STATUS MENU to show.
SUBTASK 80-11-00-860-004-F00
(4) Examine the parameters for the applicable Engine Start Switch position on the applicable DEU:
(a) For Engine 1, Push the SELECT B LSK.
NOTE: This causes the CDS DEU X MAINT/BITE DISCRETE STATUS, INSERT B
screen to show.
(b) For Engine 2, Push the SELECT E LSK.
NOTE: This causes the CDS DEU X MAINT/BITE DISCRETE STATUS, INSERT E
screen to show.
(c) Push the NEXT PAGE key.
1) Record the values that shows in column F, row 9.
2) Record the values that shows in column C, row 14.
(d) Make sure that the values agree with this table for the noted switch positions:
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CFM56 ENGINES (CFM56-7)
80-11-00
Page 502
D633A101-ILF Feb 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
ILF ALL
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