TM-9-2320-272-24-3
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 3 OF 4
JUNE 1998
TM-9-2320-272-24-3 - Page 18 of 799
TM 9-2320-272-24-3
4-41. ROCKER LEVERS, PUSH RODS, AND CYLINDER HEAD REPLACEMENT (Contd)
b. Cylinder Head Removal
1.
Disconnect ether supply tube (1) from atomizer nozzle (20).
2.
Remove two screws (23), washers (21), and bracket (22) from cylinder head (9). Discard
washers (21).
3.
Remove screw (14), washer (13), ground strap (12), lockwasher (11), and temperature sensor (10)
from cylinder head (9). Discard lockwasher (11).
4.
Remove screw (15), washer (8), fuel supply tube (7), and washer (6) from cylinder head (9). Discard
washers (6) and (8).
5.
Remove screw (17), adapter (18), washer (19), fuel supply line (4), and washer (5) from cylinder
head (9). Discard washers (5) and (19).
6.
Remove fuel filter (16) from cylinder head (9). Discard fuel filter (16).
NOTE
Perform step 7 for engines equipped with external bypass system.
7.
Disconnect tube (3) from adapter (2).
4-282
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