TM-9-2320-361-20

2-1/2-TON, 6x6, M44A2 SERIES TRUCKS (MULTIFUEL)

TECHNICAL MANUAL; UNIT MAINTENANCE

OCTOBER 1991

TM-9-2320-361-20 - Page 145 of 1207

TM 9-2320-361-20

Table 2-3. Compressed Air and Brake System Troubleshooting (Contd).

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

5. VEHICLE PULLS TO RIGHT OR LEFT WHEN APPLYING BRAKES

Step 1. Check clearances on each set of service brakeshoes (1). If service brakeshoes (1) are out of

Step 2.

Step 3.

Step 4.

Step 5.

Step 6.

adjustment, adjust clearance (para. 8-8).

Check service brakeshoe (1) linings for wear.

If service brakeshoe (1) linings are worn more than 0.328 in. (8.33 mm), replace service

brakeshoes (1) (para. 8-7).

Check hydraulic brake lines (2) for bent or crushed conditions.

Replace if hydraulic brake lines (2) are bent or crushed. Refer to TM 9-243 for instructions

to double flare hydraulic brake lines (2).

Check hydraulic hoses (3) for pinches or cracks.

If damaged, replace (para. 8-15).

Check brakeshoe return spring (4) for damage.

If brakeshoe return spring (4) is broken or stretched, replace (para. 8-7).

Check wheel cylinders (5) to make sure wheel cylinder pistons move freely and are not

frozen.

If wheel cylinder pistons are frozen, replace wheel cylinders (5) (para. 8-9).

END OF TESTING!

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