TM-9-2320-361-24-1

2-1/2 TON, 6X6, M44A2 SERIES TRUCKS

TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2

AUGUST 2006

TM-9-2320-361-24-1 - Page 1153 of 1176

TM 9-2320-361-24-1

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FIELD MAINTENANCE INSTRUCTIONS

2-1/2 TON, 6X6, M44A2 SERIES TRUCKS (MULTIFUEL)

WHEEL BEARING ADJUSTMENT

INITIAL SETUP:

Applicable Models

All

Materials/Parts

Key washer (item 375, WP 0470 00)

References

WP 0168 00

Equipment Condition

Parking brake set and wheels chocked

(TM 9-2320-361-10).

Battery ground cable disconnected

(WP 0126 00).

Front axle shaft flange removed (WP 0146 00).

Rear axle shaft removed (WP 0147 00).

WHEEL BEARING ADJUSTMENT

NOTE

• Wheel must turn freely prior to wheel bearing adjustment.

• Adjustment procedures for front and rear wheel bearings are

the same.

1.

Bend tabs back on key washer (2) and remove outer adjusting nut (1) and key washer (2). Discard

key washer (2).

2.

Turn wheel, tighten inner adjusting nut (3) 50 lb-ft (68 N

•

m), then back off nut (3) 1/16 to 1/4 turn.

3.

Install new key washer (2) and outer adjusting nut (1). Tighten nut (1) 100–200 lb-ft

(136–272 N

•

m).

4.

Bend tabs on key washer (2) down, over inner and outer adjusting nuts (3) and (1).

5.

Install rear axle shaft (WP 0147 00).

6.

Install front axle shaft flange (WP 0146 00).

7.

Adjust service brake (WP 0168 00).

8.

Connect battery ground cable (WP 0126 00).

9.

Release parking brake and remove wheel chocks (TM 9-2320-361-10).

END OF WORK PACKAGE

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