TM-9-2320-280-20-1
TRUCK, UTILITY: M998 SERIES
TECHNICAL MANUAL; UNIT MAINTENANCE; VOLUME 1 OF 3
JANUARY 1996
TM-9-2320-280-20-1 - Page 366 of 888
TM 9-2320-280-20-1
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
KNOWN INFO
POSSIBLE PROBLEMS
TEST OPTIONS
REASON FOR QUESTION
NO
YES
NO
YES
B1
REMOVE STARTER AND INSPECT
FOR DEFECTS.
IS IT OK?
(FOLLOW THE “YES” PATH IF
THERE ARE NO VISIBLE
DEFECTS.)
BATTERIES OK
PCB/DISTRIBUTION BOX
OK
NEUTRAL SAFETY
SWITCH
ROTARY SWITCH
STARTER
FLYWHEEL
WIRING
VISUAL
If defects are visible, starter
is faulty.
REPLACE
STARTER
B2
INSPECT FLYWHEEL FOR
MISSING OR DEFECTIVE TEETH.
(FOLLOW THE “YES” PATH IF
THERE ARE NO VISIBLE
DEFECTS)
BATTERIES OK
STARTER NOT VISIBLY
DEFECTIVE
STARTER
FLYWHEEL
WIRING
VISUAL
Bad or missing teeth on flywheel
can cause engine to crank
improperly or not at all.
NOTIFY
DS LEVEL
MAINTENANCE
B3
PUT STARTER BACK ON ENGINE.
BE VERY CAREFUL TO SHIM THE
STARTER PROPERLY.
N/A
BATTERIES OK
FLYWHEEL OK
STARTER NOT VISIBLY
DEFECTIVE
STARTER
The starter may have been
improperly installed with the
wrong shims and/or bolts.
2-272
Change 1
GO TO B4,
Page 2-274
STARTER CIRCUIT
DIAGNOSTIC FLOWCHART
B
FROM 4,
Page 2-264
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