TM-9-2320-279-34-3

M977 SERIES, 8x8 HEAVY EXPANDED MOBILITY TACTICAL TRUCKS (HEMTT)

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS DIRECT SUPPORT AND GENERAL SUPPORT, VOLUME 3 OF 3

TM-9-2320-279-34-3 - Page 523 of 717

TM 9-2320-279-34-3

M978 Tanker Maintenance Procedures Instructions (Cont)

22-13. V4 BYPASS/PRESSURE RELIEF VALVE REPAIR (CONT).

(16)

(17)

(18)

(19)

(20)

(21)

(22)

22-66

Position control body (32) on valve body (30).

Install guide (43), spring (44), guide (45), and cover (46) with eight screws (47).

Install nut (48) and adjusting screw (49) to recorded number of threads in cover (46).

nut .

Install cap (50) on cover (46).

Tighten

Coat threads with pipe thread sealing compound and install two plugs (51) in control

assembly (52).

Coat threads with pipe thread sealing compound and install bushing (53), nipple (54), and

elbow (55).

Coat threads with pipe thread sealing compound and install nipple (56), union (57), union (58),

nipple (59), and control assembly (52) on elbow (27). Do not tighten.