TM-9-2320-272-24-4

TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 4 OF 4

JUNE 1998

TM-9-2320-272-24-4 - Page 629 of 836

5-105. DUMP

TM 9-2320-272-24-4

1.

Position hoist cylinders (27) and (22) on subframe (28) with bypass tubes (26) facing down.

2.

Install each hoist cylinder (27) and (22) with two bearing caps (23), four new lockwashers (25), and

screws (24).

NOTE

To properly identify hose connection points, the cylinder port with

bypass tube extending to the middle of the cylinder will be

identified as port B. The cylinder port with bypass tube extending

full length of the cylinder will be identified as port A.

3.

Connect hydraulic hoses (31) and (35) to left cylinder port A (38), right cylinder port A (29), and

right cross fitting (34).

4.

Connect hydraulic hoses (32) and (36) to left cylinder port B (30), right cylinder port B (37), and left

cross fitting (33).

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