Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) for M1101, M1102, and Trailer Chassis

TM 9-2330-392-14&P 4-10 Change 2 Table 4-1. Unit Preventive Maintenance Checks and Services (PMCS) for M1101, M1102, and Trailer Chassis - Continued Item No. Interval Location Procedure Not Fully Mission Capable If: Item To Check/ Service 8 Semi- annual Hydraulic Brake System a. Inspect brake lines and hoses for defects such as missing clamps, cracks, leaks, loose connections, or broken lines. Repair as needed (para 4-31). a. Any leaks are found. b. Inspect master cylinder assembly for damage or missing cap, leaks, and proper fluid level. If cap is damaged or missing, replace it. Proper fluid level is 1/8 in. (3 mm) below top of edge of reservoir. If not at specified level, add fluid in accor- dance with Appendix G. b. Any leaks are found. c. Visually check brake breakaway cable and breakaway lever for damage and missing parts. Check that breakaway lever is in down position. If damaged or missing parts, repair as needed (para 4- 27). c. Cable or lever is missing or dam- aged. 9 Semi- annual Lights, Reflectors, and Wiring a. Visually inspect lights and reflectors for missing or broken parts or loose connec- tions. If any connectors are loose, tighten. If reflectors are missing or bro- ken, replace. a. Any lights are missing or broken. b. Inspect wiring harness and intervehicular cable for exposed, frayed, or damaged wiring or missing mounting hardware. If damaged, replace (para 4-19). b. Wiring harness or cable is exposed, frayed, or damaged. Mounting hardware is missing. c. Connect intervehicular cable to towing vehicle (para 2-10). Operate towing vehicle light switch through all settings and check trailer lights. If any are inoper- ative or unserviceable, repair as needed. c. Other than marker lights, one or more lights are inoperative or unserviceable. 10 Semi- annual Front Support Leg a. Check front support leg for damage, missing parts, and proper operation. Check that caster moves freely and han- dle can be cranked up and down to raise and lower trailer. Repair or replace as needed (para 4-44). b. Fully extend support leg and clean as necessary. c. Remove support leg cover and lubricate (App G).