TM10-3930-660-34 Table 2-1.  Direct Support and General Support Troubleshooting Table (Cont’d) MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION Step 2. Check front axle for breakage. Replace front axle shaft, para. 8-3. Step 3. Check front axle and differential housing for bends. Replace front axle, para. 8-3 or front differential housing, para. 8-5. Step 4. Check for dirt or debris in the front differential housing. Disassemble, clean, and assemble front differential housing, para. 8-5. Step 5. Check for improper assembly of front differential. Repair front differential, para. 8-5. Step 6. Check ring gear, pinion gear, bearings and seals for defects or wear. Repair front differential, para. 8-5. Step 7. Check front differential ring and pinion adjustment. Adjust backlash of ring gear, para. 8-5. Step 8. Check for worn driveline parts. Replace or repair transmission gears, para. 8-5 and U-joints, 8-3 as necessary. 14. EMERGENCY STEERING PUMP WILL NOT HOLD PRESSURE IN DISCHARGE LINE Replace check valve to determine if faulty. Replace check valve, para. 12-4. 15. EMERGENCY STEERING PUMP WILL NOT DEVELOP FULL PRESSURE OR FLOW Replace check valve to determine if faulty. Replace check valve, para. 12-4. 2-10