TM-9-2540-207-14&P Sustainment Manual for A20 Heater for M113 2540-01-396-2826 Download
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TM 9-2540-207-14&P 6-5 6.5 TROUBLESHOOTING FAULT CODES 6.5.1 C1 - IGNITOR FAILURE (Design Iteration 1 & 2 Only) IGNITOR CIRCUIT IS NOT WORKING CHECK/POSSIBLE CAUSE REF. REPAIR 1 CHECK THAT IGNITOR HATCH IS INSTALLED CORRECTLY 4.1.1 INSTALL IGNITOR HATCH RESTART HEATER 2 CHECK THAT WIRE IS CONNECTED TO IGNITOR 4.1.1 CHECK SPRING WASHER ON IGNITOR POST. PLACE WIRE ON POST REPLACE HATCH COVER RESTART HEATER 3 DEFECTIVE IGNITOR 4.1.1 REPLACE IGNITOR RESTART HEATER 4 CHECK CONNECTOR TO ELECTRONIC CONTROLLER BOARD IS PROPERLY SEATED. 5.2-13 CHECK LOCKING TABS ARE FULLY ENGAGED. 5 DEFECTIVE ELECTRONIC PROGRAMMED CONTROLLER BOARD 5.2.5 REPLACE ELECTRONIC PROGRAMMED CONTROLLER RESTART HEATER 6 DEFECTIVE WIRING HARNESS 5.5.6 REPLACE WIRING HARNESS RESTART HEATER 6.5.2 C1 – IGNITOR FAILURE (Design Iteration 3 Only) IGNITOR (GLOW PLUG) CIRCUIT IS NOT WORKING PROPERLY OR OPEN CHECK/POSSIBLE CAUSE REF. REPAIR 1 CHECK THAT IGNITOR HATCH IS INSTALLED CORRECTLY 4.1.1 INSTALL IGNITOR HATCH RESTART HEATER 2 CHECK THAT WIRE IS CONNECTED TO IGNITOR 4.1.1 CHECK SPRING WASHER ON IGNITOR POST. PLACE WIRE ON POST REPLACE HATCH COVER RESTART HEATER 3 CHECK FOR DEFECTIVE IGNITOR 4.1.1 MEASURE THE IGNITOR RESISTANCE, IF IT IS NOT BETWEEN 1.6 TO 1.8 OHMS,REPLACE IGNITOR RESTART HEATER 4 CHECK CONNECTOR TO FILTER BOARD IS PROPERLY SEATED. CHECK LOCKING TABS ARE FULLY ENGAGED. RESTART HEATER 5 CHECK FOR BROKEN WIRE CHECK CONTINUITY OF IGNITOR WIRE FROM TERMINAL RING TO PIN 2 OF CONNECTOR P6. IF NO CONTINUITY, REPLACE WIRING HARNESS RESTART HEATER 6 CHECK POWER IS SUPPLIED TO THE POWER BOARD MEASURE SUPPLY VOLTAGE BETWEEN PINS J2 AND J7 ON THE POWER BOARD. IF SUPPLY VOLTAGE IS NOT PRESENT, REPLACE THE FILTER BOARD. RESTART HEATER 7 DEFECTIVE POWER BOARD REPLACE POWER BOARD RESTART HEATER 8 DEFECTIVE LOGIC BOARD REPLACE LOGIC BOARD RESTART HEATER