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 318 of 1313
ENGINE STOPS DURING NORMAL OPERATION - Continued
STEP
6.
IS FUEL TRANSFER PUMP OPERATING PROPERLY?
a.
Loosen fuel line fitting from filter head (Volume 2, WP
0243).
T0398`DAA
Fuel Filter
Head
Supply Line
Figure 6.
Fuel Line.
b.
Operate hand primer on fuel transfer pump.
c.
Check for fuel leaking out of loosened line at fuel filter head.
CONDITION/INDICATION
IS FUEL TRANSFER PUMP OPERATING PROPERLY?
DECISION
YES - Go to Step (8).
NO - Replace fuel transfer pump (Volume 2, WP
0243). Go to Step (10) to verify problem is solved.
TM 9-2320-272-23-1
0009
0009-7
Back to Top
