TM 9-2320-387-24-l
STARTER CIRCUIT
KNOWN INFO
CAN’T TURN ENGINE
MANUALLY
POSSIBLE
PROBLEMS
INTERNAL
MECHANICAL
PROBLEM
HYDRAULIC
LOCK
KNOWN INFO
HYDRAULIC
LOCK
REMOVED
POSSIBLE
PROBLEMS
INTERNAL MECHANICAL
PROBLEM
KNOWN INFO
ENGINE CAN ROTATE
SMOOTHLY
POSSIBLE
PROBLEMS
ENGINE
REMOVE GLOW PLUGS AND TRY
TURNING ENGINE WITH A
BREAKER BAR. DOES IT TURN?
DIAGNOSTIC FLOWCHART
-
OPTIONS
NONE
REASON FOR QUESTION
If the engine is hydrostatically
locked, removing the
glow plugs will allow the fuel to
flow out of the locked cylinder
and the engine should turn.
1 TEST OPTIONS
1
1 NONE
DOES THE ENGINE TURN
SMOOTHLY AND WITHOUT ANY
UNUSUAL NOISES?
I
REASON FOR QUESTION
Excessive noise and jerky
I
REINSTALL GLOW PLUGS AND
RERUNSTARTERSYSTEM
TESTS (GO TO PAGE 2-247).
IF ENGINE LOCKS AGAIN,
NOTIFY DS MAINTENANCE
(CHAPTER 14).
2-282
