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 300 of 1313
ENGINE CRANKS BUT DOES NOT START - Continued
WARNING
•
Eyeshields must be worn when cleaning with compressed air. Compressed air
source will not exceed 30 psi (207 kPa). Failure to comply may result in injury or
death to personnel.
•
Diesel fuel is highly flammable. Do not perform fuel system procedures near open
flame. Failure to comply may result in injury or death to personnel.
a.
Drain fuel tank (Volume 2, WP
0250).
T0375DAA
Fuel Tank
Figure 15.
Fuel Tank.
b.
Clean and flush fuel system. Dry with compressed air.
c.
Replace fuel filter (Volume 2, WP
0258).
d.
Refill tank with fuel.
e.
Prime fuel system M939/A1 (TM 9-2320-272-10), M939A2 (Volume 2, WP
0239).
f.
Verify ENG STOP lever is pushed in and emergency shutoff valve is reset (TM 9-2320-272-10).
g.
Attempt to start engine.
CONDITION/INDICATION
DOES ENGINE START AFTER CLEANING FUEL SYSTEM?
DECISION
NO - Go to Step (16).
YES - Problem fixed.
TM 9-2320-272-23-1
0007
0007-15
Back to Top
