(a) Oil leaks are not serviceable, replace the starter (TASK 80-11-01-000-801-F00 and
TASK 80-11-01-400-801-F00).
SUBTASK 80-11-01-210-003-F00
(2) Examine for oil leaks between the starter gear housing and the magnetic plug housing.
(a) Oil leaks are not serviceable, do this task: Starter Magnetic Plug Housing Packing
Replacement, TASK 80-11-01-360-801-F00.
SUBTASK 80-11-01-210-004-F00
(3) Examine for oil leaks between the starter gear housing and the QAD adapter.
(a) Carefully examine the weld joints and adjacent metal of the starter clamp [4] for cracks.
1) If you find cracks, remove and replace the starter clamp [4].
(b) Oil leaks are not serviceable, replace the packing on the starter flange
(TASK 80-11-01-000-801-F00 and TASK 80-11-01-400-801-F00).
SUBTASK 80-11-01-210-005-F00
(4) Examine the exhaust housing diffuser for wet areas with oil.
(a) If the exhaust area has accumulated enough oil to drip from the housing (formation of
droplets), the turbine seal can be damaged.
(b) If the exhaust area is wet with oil, but oil drops do not form, no action is necessary.
NOTE: After so many cycles, the exhaust area will usually be dirty because of
contamination in the air supply. Make sure that it is oil that you find and not dirt.
(c) A damaged turbine seal is not serviceable, replace the starter
(TASK 80-11-01-000-801-F00 and TASK 80-11-01-400-801-F00).
SUBTASK 80-11-01-210-006-F00
(5) Examine for oil leaks between the magnetic plug housing and the magnetic plug.
(a) Oil leaks are not serviceable, replace the packing on the magnetic plug
(TASK 80-11-01-200-801-F00).
SUBTASK 80-11-01-210-007-F00
(6) To look for internal damage of the starter, do this task: Starter Magnetic Plug Inspection,
TASK 80-11-01-200-801-F00.
SUBTASK 80-11-01-210-011-F00
(7) Examine the housing for sheared/missing bolts.
(a) A total of nine bolts are installed on the circumference, that attach the starter inlet
housing with the gear housing.
(b) Sheared/missing bolts are not serviceable, do this task: Starter Housing Bolts
Replacement, TASK 80-11-01-360-802-F00.
F. Put the Airplane Back to Its Usual Condition
SUBTASK 80-11-01-410-007-F00
(1) Do this task: Close the Fan Cowl Panels, TASK 71-11-02-410-801-F00.
SUBTASK 80-11-01-860-040-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
737-600/700/800/900
AIRCRAFT MAINTENANCE MANUAL
CFM56 ENGINES (CFM56-7)
80-11-01
Page 602
D633A101-ILF Jun 15/2019
ECCN 9E991 BOEING PROPRIETARY - Copyright © Unpublished Work - See title page for details
EFFECTIVITY
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