TM-9-2320-361-24-1 Field Maintenance Manual Volume 1 for M44A2 Series Trucks
Page 388 of 1176
TM 9-2320-361-24-1 0023 00 0023 00-12 PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS) (Contd) Table 1. Preventive Maintenance Checks and Services (PMCS) (Contd). ITEM NO. INTERVAL ITEM TO CHECK/ SERVICE PROCEDURE EQUIPMENT NOT READY/AVAILABLE IF: 26 27 Semiannually Annually Annually Semiannually Semiannually Front suspension Brake system a. Inspect springs (1) and shackles (3) for cracks, breaks, and security. If spring U-bolts (2) are loose, tighten 190–230 lb-ft (258–312 N•m). If cracked or broken, replace (WP 0153 00). b. Inspect shock absorbers (4) and mounting brackets for wear, cracks, leaks, and security. Replace leaking shock absorbers (4) if more than class I leak is found. If worn or cracked, replace (WP 0160 00). a. Check brakeshoe (5) condition. If brakeshoes (5) are worn beyond .328 in. (8.33 mm), replace (WP 0167 00). b. Inspect master cylinder (6) and wheel cylinders (10) to make sure they are not loose, leaking, or damaged. If loose, tighten. If damaged, replace (WP 0169 00 and WP 0170 00). c. Inspect air-hydraulic cylinder (7) to make sure it is not loose, leaking, or damaged. If loose, tighten. If damaged, replace (WP 0171 00). a. Front springs are broken or loose. b. Shock absorbers are broken, leaking, or loose. b. Master cylinder and/or wheel cylinders are leaking, damaged, or loose. c. Air-hydraulic cylinder is leaking, damaged, or loose. 3 1 5 4 2