TM-9-2330-238-14

CHASSIS, SEMITRAILER: 6-TON, 4-WHEEL M295A1; SEMITRAILER, VAN: EXPANSIBLE, 6-TON, 4-WHEEL M313; SEMITRAILER, VAN: SHOP, FOLDING SIDES, 6-TON, 4-WHEEL M447 AND M447C; SEMITRAILER, VAN: REPAIR PARTS, SHOP EQUIPMENT, 6-TON, 4-WHEEL M749; SEMITRAILER, VAN: REPAIR PARTS STORAGE, 6-TON, 4-WHEEL M750

TECHNICAL MANUAL; OPERATOR’S, ORGANIZATIONAL, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL

JULY 1992

TM-9-2330-238-14 - Page 183 of 462

TM 9-2330-238-14

4-41. MASTER CYLINDER AND AIRBRAKE CHAMBER MAINTENANCE (Con’t).

4.

Disconnect brake line (7) from master cylinder (8).

5.

Remove three capscrews (4) and Iockwasher (5) from mounting bracket (3) and frame crossmember (6).

Remove airbrake chamber, master cylinder, and mounting bracket as an assembly. Discard Iockwasher.

6.

Remove three nuts (9) and Iockwasher (10) and separate master cylinder (8), airbrake chamber (1), and

mounting bracket (3). Discard Iockwasher.

7.

Remove elbow (11 ) from airbrake chamber (1) and install on new airbrake chamber.

I

c.

INSTALLATION

1.

Position master cylinder (8) and airbrake chamber (1) in place on mounting bracket (3) and install three nuts (9)

and new Iockwasher (10).

2.

Position master cylinder (8), airbrake chamber (1), and mounting bracket (3) as an assembly in place on frame

crossmember (6). Install three capscrews (4) and new Iockwasher (5).

3.

Connect brake line (7) to master cylinder (8).

4.

Apply antiseizing tape to elbow (11), Connect air line (12) to elbow in airbrake chamber (1).

5.

Close draincock on air reservoir.

6.

Fill master cylinder according to Chapter 3, Section 1.

FOLLOW-ON TASKS:

●

Bleed hydraulic brake system (para 4-37).

ž Adjust and test brakes (para 4-36).

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