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 471 of 799

TM 9-2320-272-24-3

4-147. DUMP BODY HYDRAULIC HOSE REPLACEMENT (Contd)

NOTE

l

Cross fittings to hoist cylinder hoses must be disconnected from

the cross fittings first. Then hoses can be removed from hoist

cylinders.

l

Have drainage container ready to catch oil.

l

Drain hoses before plugging.

l

Tag hoses for installation.

3.

Disconnect four hydraulic hoses (6), (10), (12), and (14) from right cross fitting (11).

4.

Disconnect four hydraulic hoses (5), (7), (9), and (13) from left cross fitting (8).

5.

Disconnect two hydraulic hoses (6) and (12) from right and left cylinder ports (1) and (2).

6.

Disconnect two hydraulic hoses (7) and (13) from right and left, cylinder ports (4) and (15).

7.

Disconnect two hydraulic hoses (5) and (14) from safety lock cylinder (3).

4-735