TM-9-2320-279-20-2

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

TECHNICAL MANUAL; MAINTENANCE INSTRUCTIONS; ORGANIZATIONAL MAINTENANCE, VOLUME 2 OF 3

TM-9-2320-279-20-2 - Page 227 of 938

TM 9-2320-279-20-2

Brake and Air System Maintenance Instructions (Cont)

11-34. TRANSFER CASE LOCKUP VALVE REMOVAL/INSTALLATION (CONT).

a.

Removal.

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

NOTE

Soldier A is inside cab. Soldier B is under cab.

Tag and mark wires and air lines before removal.

Remove two wires (1), screws (2), and lockwashers (3).

Loosen three air lines (4, 5, and 6).

Soldier A holds screw (7) while Soldier B removes nut (8) and lockwasher (9).

Remove three air lines (4, 5, and 6) and lockup valve (10).

Remove air line (6).

Remove air line (11) and

elbow (12).

Soldier A holds bulkhead

fitting (13) while Soldier B

removes nut (14) and

lockwasher (15).

Remove bulkhead fitting (13).

Remove elbow (16) from

fitting (13).

11-142

Change 2