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 3-5 /3-6 blank Warning & Shutdown Faults (Continued) followed by a two (2) second delay. In the case of a Fuel Pressure Sensor Fault, the Control Box Lamp will flash in a cycle comprising three (3) quick flashes followed by a two (2) second delay. If the Shut Down faults in Table 3-7 are encountered, the heater will cease to attempt a Start Up or, if in Run mode at the time of the fault occurrence, will cease to produce heat and will immediately enter the Shut Down and Purge modes to avoid operating in an unsafe condition. The Diagnostic Display will display the fault code and the Control Box Lamp will flash in a cycle comprising one (1) flash followed by a two (2) second delay. C7 Fuel Pressure Sensor Fault C9 Fuel Pump Fault E2 Low Fuel Pressure E5 Inlet Over Pressure E6 System Voltage* F3 Heat Limit F6 Ambient Over Temperature * Displayed only for A20 Design Iteration Version 3 and above. Table 3.8-1. Warning Faults C1 Ignitor Fault C2 Ignitor Short C3 Vent Fan Fault C4 Burner Fan Fault C5 Burner/Exhaust Sensor Fault C6 Vent Sensor Fault C8 Controller Fault CA Fuel Injector Fault E1 Low Voltage E3 Low Burner Air Flow E4 Reverse Burner Air Flow E6 System Voltage* F1 Ignition Overtime F2 Burner Flame Out F4 Vent Air Over Heat F5 Over Current F7 Exhaust Over Temperature F8 Ignition Flames Out * Displayed only for A20 Design Iteration Version 3 and above. Table 3.8-2. Shut Down Faults