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 112 of 1176

TM 9-2320-361-24-1

0006 00

0006 00-16

MECHANICAL SYSTEMS TROUBLESHOOTING - UNIT (Contd)

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

1. UNEVEN TIRE WEAR

1.Check vehicle for overload

condition (TM 9-2320-361-10).

2.Check for loose inner wheel

adapter nuts or loose lugnuts

(WP 0006 00, table 11,

malfunction 1, step 3).

3.Check for correct tire pressure

(TM 9-2320-361-10).

4.Check shock absorbers for class

II or class III leaks.

5.Check for improper toe-in

adjustment.

6.Check wheel bearings for proper

adjustment and damage. Raise

wheel off ground. Use prybar to

check for excessive play.

7.Check drag link for defects

(WP 0195 00).

8.Check to make sure tires have

been properly rotated

(TM 9-2610-200-14).

9.Check for broken front-end

components.

10.Check for bent or damaged

wheels.

If vehicle load is excessive, adjust to

capacity limit.

1. If inner wheel adapter nuts are

loose, tighten 400–425 lb-ft

(542–576 N

•

m).

2. If lugnuts are loose, tighten

325–355 lb-ft (441–481 N

•

m).

Adjust tire pressure if necessary

(TM 9-2320-361-10).

Replace any defective shocks

(WP 0160 00).

Adjust toe-in (WP 0190 00).

1. Adjust wheel bearings if

necessary (WP 0189 00).

2. If damaged, replace wheel

bearings (WP 0187 00 or

WP 0188 00).

1. If linkage parts are defective,

replace (WP 0195 00).

2. Perform steering gear

adjustment (WP 0193 00).

Rotate tires (TM 9-2610-200-14).

Replace broken components.

If bent or damaged, replace wheel

(WP 0186 00).

Table 12. Wheels and Tires Troubleshooting Procedures.