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 105 of 938

TM 9-2320-279-20-2

Brake and Air System Maintenance Instructions (Cont)

11-8.

FRONT BRAKE CHAMBER AND FRONT ARCTIC BRAKE CHAMBER

REMOVAL/REPAlR/lNSTALLATlON (CONT).

c. Assembly.

NOTE

Old style and new style brake chambers

are assembled the same way.

(1)

(2)

(3)

Install diaphragm (1) in pressure

housing (2).

Install spring (3) and push rod

assembly (4) in diaphragm (1).

Install nonpressure housing (5).

(4)

Aline matchmarkers and clamp

nonpressure housing (5) and

pressure housing (2) together.

NOTE

Washers on old style chamber

only.

Tighten nuts on new style

chamber clamps to 25 lb-ft

(34 N•m).

(5)

Install clamp (6) with two

screws (7), washers (8), and

nuts (9). Tighten nuts to 40

lb-ft (54 N•m).

(6)

Release clamping device.

11-24

Change 2