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 6-6 6.5.3 C2 - IGNITOR SHORT (Design Iteration 1 & 2 Only) IGNITOR IS NOT PROPERLY CONNECTED OR IS SHORTED CHECK/POSSIBLE CAUSE REF. REPAIR 1 CHECK THAT IGNITOR HATCH IS INSTALLED CORRECTLY 4.1.1 INSTALL IGNITOR HATCH REPLACE IGNITOR WIRE ON IGNITOR RESTART HEATER 2 CHECK THAT IGNITOR 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 DEFECTIVE ELECTRONIC PROGRAMMED CONTROLLER BOARD 5.2.5 REPLACE ELECTRONIC PROGRAMMED CONTROLLER RESTART HEATER 5 DEFECTIVE POWER WIRING HARNESS 5.5.6 REPLACE WIRING HARNESS RESTART HEATER 6.5.4 C2 – IGNITOR SHORT (Design Iteration 3 Only) IGNITOR (GLOW PLUG) IS NOT PROPERLY CONNECTED OR IS SHORTED CHECK/POSSIBLE CAUSE REF. REPAIR 1 CHECK THAT IGNITOR HATCH IS INSTALLED CORRECTLY 4.1.1 INSTALL IGNITOR HATCH REPLACE IGNITOR WIRE ON IGNITOR RESTART HEATER 2 CHECK THAT IGNITOR 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 FOR WIRE SHORTED TO CASE CHECK THE IGNITOR WIRE FOR FRAYING OR DAMAGE TO THE COATING IF DAMAGED REPLACE WIRING HARNESS RESTART HEATER 5 CHECK FOR ADEQUATE POWER SUPPLY POWER SUPPLY SHOULD BE A MINIMUM OF 30 AMPS AT 23 VDC 6 DEFECTIVE POWER BOARD REPLACE POWER BOARD RESTART HEATER 7 DEFECTIVE LOGIC BOARD REPLACE LOGIC BOARD RESTART HEATER