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 354 of 1313
POOR ACCELERATION AND/OR LACK OF POWER - Continued
STEP
12.
IS FUEL FILTER DIRTY OR CLOGGED?
Remove fuel filter (Volume 2, WP
0258) and check for a dirty filter or clogged.
T0040DAA
Seal
Adapter
Fuel Filter
Head
Fuel Filter
Figure 12.
Fuel Filter.
CONDITION/INDICATION
IS FUEL FILTER DIRTY OR CLOGGED?
DECISION
YES - Replace fuel filter (Volume 2, WP
0258). Go to Step (14) to verify problem is solved.
NO - Go to Step (13).
TM 9-2320-272-23-1
0014
0014-13
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