TM-9-2320-361-24-1 Field Maintenance Manual Volume 1 for M44A2 Series Trucks
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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.