TM-9-2330-335-14-P

SEMITRAILER, TACTICAL, BREAKBULK/CONTAINER TRANSPORTER, 22-1/2 TON, RESET M871R, M871A1R AND M871A2R

TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE MANUAL (INCLUDES REPAIR PARTS AND SPECIAL TOOLS LIST)

SEPTEMBER 2008

TM-9-2330-335-14-P - Page 572 of 640

TM 9-2330-335-14&P

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END OF TASK

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Uneven tire

wear

1. Improper tire

alignment

Align per wheel service instructions.

2. Loose bearing

adjustment

Check bearing for wear and replace or readjust as required.

3. Loose or worn

suspension

bushings

Check with suspension manufacturer.

4. Low tire

pressure

Inflate to recommended pressure.

Worn or

elongated stud

holes

1. Loose capnuts

2. Overloading

Replace hub following assembly procedures. When

reassembling inboard-mounted brake drum to hub, tighten

nuts to specifications.

Damaged stud

and groove

Loose back nuts

Replace hub following assembly procedures. When

reassembling inboard-mounted brake drum to hub, tighten

back nuts to specifications.

Stud standout

wrong

Improper stud or

wrong brake drum

Replace studs or drum. Recommended standout is 1.31 to

1.44 in. (3.32 to 3.65 cm). When changing from composite to

cast drum, studs may have to be changed.

Rust streaks

Loose capnuts

Follow torque specifications.

Table 1. Troubleshooting Hubs Using Piloted Disc Wheels - Continued.

EXAMPLE

PROBLEM

CAUSE

SOLUTION