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 322 of 576

5-48

TM 9-2330-227-14&P

BRAKEDRUM REPAIR - CONTINUED

ACTION

LOCATION

ITEM

REMARKS

REPAIR - CONTINUED

5.

Ten studs (1)

Ten nuts (2)

a

b.

Screw on using 5/8-inch socket and

ratchet handle with 3/8-inch drive.

Tighten just enough to bring nuts

CAUTION

If turning causes drum to exceed original diameter stamped on inside of drum by more

than 0.060-inch (230019 mm), replace drum. Whenever drum on one side of axle is

refinished, the other drum on that axle should be turned to the same diameter to avoid

damage to equipment.

6.

Brakedrum (3)

Inner braking

a. Refinish by turning using refinishing

surface (4)

lathe.

b. Make several thin cuts until scoring or

grooving defects have been removed.

Check drum diameter after each

cut to make sure you have not cut

too much metal out.

(See CAUTION above)

c. Refinish mating drum to same diameter

as the one above.

7.

Ten studs (1)

Ten nuts (2)

Using 5/8-inch socket and ratchet handle

with 3/8-inch drive, unscrew and take off.

8.

Retainer

Braked rum (3)

Lift off.

assembly (5)