TM-9-2350-261-10 Operator Manual M113A2 M577A2 M1064 M1068 M1059 M901A1 Download
Page 435 of 764
TM 9-2350-261-10 TROUBLESHOOTING TABLE — Continued 0074 00 INITIAL SETUP: M a i n t e n a n c e L e v e l Operator PERSONNEL HEATER NOTE For troubleshooting model A20 personnel heater with P/N 5000–30178 see TM 9-2540-207-14&P. For troubleshooting personnel heater with P/N D55350–G1 and 10560M24B1 use table below. MALFUNCTION TEST OR INSPECTION CORRECTIVE ACTION 1. HEATER DOES NOT START WITH RUN-OFF-START SWITCH HELD IN START POSITION. HEATER MOTOR RUNS. 1. Check to see if fuel tank manual shutoff valve is closed. Open fuel tank manual shutoff valve (WP 0036 00). 2. HEATER DOES NOT START WITH RUN-OFF-START SWITCH HELD IN START POSITION. HEATER MOTOR DOES NOT RUN. 1. Push PRESS-TO-TEST switch on personnel heater control box to test for electrical power. If light does not light, check for loose electrical connections at control box and heater. Tighten loose connections. 2. Check to see if battery connections are tight. Notify unit maintenance to tighten loose battery connections. 3. HEATER OVERHEATS AND STOPS 1. Check to see if heater air intake elbow, exhaust elbow, or warm air outlet is blocked. Remove whatever is blocking the heater system (WP 0036 00). 4. HEATER OVERHEATS AND DOES NOT STOP. 1. Check to see if personnel heater fuel supply valve is OFF. Turn personnel heater fuel supply valve OFF (WP 0036 00). Allow heater to run f or 2-3 minutes to burn off fuel in heater. Heated air should change to cool air if fuel burns off. 2. Disconnect electrical connector from heater. Notify unit maintenance. 5. HEATER DOES NOT PUT OUT ENOUGH HEAT. 1. Check to see if HI-LO switch is in LO position. Move HI-LO switch to HI position (WP 0036 00). 0074 00-19/20 blank