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 0142 00 0142 00-4 FRONT AXLE SHAFT AND UNIVERSAL JOINT MAINTENANCE (Contd) CLEANING AND INSPECTION 1. Inspect for worn U-joint as follows: a. Place short shaft (3) in vise and twist shaft (1) back and forth checking for free play. b. Push and pull shaft (1) and check for free play. c. Check universal joint (2) for roughness, binding, or free play. Replace universal joint (2) if damaged (WP 0141 00). WARNING Skysol 100 solvent is combustible; DO NOT use or store near heat, sparks, flame, or other ignition sources. Use mechanical ventilation whenever product is used in a confined space, heated above ambient temperatures, or agitated. Keep container sealed when not in use. Contact with Skysol 100 may cause skin irritation. Use chemical-resistant gloves. In case of skin contact, remove any contaminated clothing and wash skin thoroughly with soap and water. Wash contaminated clothing before reuse. Eye contact may cause irritation, tearing, or blurring of vision. Use face shield or goggles when eye contact may occur. In case of eye contact, flush eyes with large amounts of water for at least 15 minutes or until irritation subsides. Inhalation may cause irritation to upper respiratory passages. DO NOT have food or drink in the vicinity. Failure to comply may result in injury to personnel. 2. Clean all metal parts with rag saturated with Skysol 100. Do not clean brake lining or any parts of wheel cylinder with Skysol 100. Clean sealer remains from mating surfaces. 3. Inspect shafts (1) and (3), including yokes (14), for breaks, cracks, or bends. Replace shafts (1) or (3) if damaged. 4. Inspect splines (12) and (16) for nicks, burrs, or chipping. Replace shafts (13) or (15) if nicked, burred, or chipped. 5. Inspect thrust washers (4) and (5) for evidence of overheating (discoloration) or scoring. Replace thrust washers (4) and (5) if discolored or scored. 6. Inspect spindle (8), bearing sleeve (6), and bearing surfaces (7) and (9) for scoring. Replace spindle (8) if scored. 7. Inspect studs (10) of steering knuckle (11) for stripped or crossed threads. Replace studs (10) if threads are stripped or crossed.