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 414 of 799

TM 9-2320-272-24-3

4-127. POWER STEERING PUMP (M939A2) REPAIR (Contd)

13.

14.

15.

16.

17.

18.

19.

20.

Install new flange gasket (30) and flange (29) on pump body (31) with three screws (28).

Coat new O-ring (22) with petrolatum and install on valve cap (23).

Install valve (20), spring (21), and valve cap (23) on pump cover (18).

Coat new O-ring (19) with petrolatum and install on outlet fitting (24).

Install outlet fitting (24) on pump cover (18).

Coat new O-ring (27) with petrolatum and install on elbow (25).

Install elbow (25) on pump body (31). Ensure flange (26) of elbow (25) seats on pump body (31).

Lubricate two new intake gaskets (32) and new reservoir screw gaskets (17) with clean engine oil

and install in pump body (31).

21.

Install reservoir (16) and reservoir plate (33) on pump body (31) with two new lockwashers (15) and

screws (14). Finger-tighten screws (14).

22.

23.

24.

25.

Install intake fitting (34) on reservoir plate (33). Tighten screws (14).

Install new O-ring (12) and stud (13) on intake fitting (34).

Position new filter (11), new filter cap (10), and spring (9) on stud (13) and reservoir (16).

Install new cover gasket (8) and reservoir cover (4) on reservoir (16) with new stud gasket (1),

washer (2), and wingnut (3).

26.

Install vent filter (5) and vent cover (6) on reservoir cover (4) with screw (7).

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