TM-9-2330-227-14-P

SEMITRAILER, VAN: SHOP, 6-TON, SINGLE AXLE, M146

TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE (INCLUDING REPAIR PARTS AND SPECIAL TOOLS LIST)

JUNE 1985

TM-9-2330-227-14-P - Page 319 of 576

TM 9-2330-227-14&P

AIRBRAKE CHAMBER - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

REPAIR

NOT E

Collar and preformed packing may be in master cylinder.

There are two types of air chambers supplied for this semitrailer. On one, two halves

are held together with screws and nuts. On the other, two halves are held together by a

clamp. Only the type using screws and nuts will be repaired.

1.

Air chamber (1)

18 screws (2), nuts

a.

(3), and lock-

washers (4)

b.

2.

Air chamber (1)

3.

Air chamber (1)

Diaphragm (5), push

a.

rod (6), push rod

b.

collar (7), pre-

formed packing (8),

and spring (9)

Using 9/16-inch socket, ratchet

handle with 1/2-inch drive, and

9/16-inch box-end wrench, unscrew

and take out.

Separate air chamber halves.

Take out, and replace as required.

Put in place, and with help from

assistant, push chamber halves

together.

18 screws (2),

Screw in, and tighten using 9/16-inch

Iockwashers (4),

socket, ratchet handle with 1/2-inch

and nuts (3)

drive, and 9/16-inch box-end wrench.

5-45