TM-9-2320-272-23-1
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; FIELD MAINTENANCE MANUAL; VOLUME 1 OF 5
SEPTEMBER 2012
TM-9-2320-272-23-1 - Page 353 of 1313
POOR ACCELERATION AND/OR LACK OF POWER - Continued
STEP
11.
IS FUEL INJECTOR SUPPLY LINE CLOGGED?
Disconnect fuel injector supply lines and check for clogs.
T0384DAA
FUEL INJECTOR
SUPPLY LINES
FUEL PRESSURE
TRANSDUCER
FUEL TRANSFER
PUMP
Figure 11.
Fuel Injector Supply Line.
CONDITION/INDICATION
IS FUEL INJECTOR SUPPLY LINE CLOGGED?
DECISION
YES - Clear all clogged fuel injector supply lines with compressed air or sturdy wire. Go to Step (14) to verify
problem is solved.
NO - Go to Step (12).
TM 9-2320-272-23-1
0014
0014-12
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