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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 4-5 4.4.1 Ignitor & Ignitor Holder Maintenance Figure 4.4-1. Ignitor & Ignitor Holder Inspection 4.4.1.1 Removal 1. Remove Ignitor Hatch by unscrewing the cap counter-clockwise. 2. Remove Ignitor electrical connector wire attached to the electrical post of the Ignitor. DO NOT pull or twist the connector wire. DO NOT remove the spring washer from the electrical post of the Ignitor. 3. Using a 3/8" open ended wrench, remove Ignitor threaded into the Ignitor Holder. Note: If the Ignitor will not release from the Ignitor Holder, it may be necessary to remove the Ignitor Holder and the Ignitor as one unit from the Burner Housing. In this case, use a 3/4" deep socket to remove Ignitor Holder threaded into the Burner Housing. Once removed, remove the Ignitor from the Holder using a 3/8" open ended wrench as well as a 3/4" open ended wrench to hold the Ignitor Holder. 4. Using a 3/4" socket, remove Ignitor Holder threaded into the Burner Housing. Top Cover Top Housing Screws Star Washers Spare Ignitor Ignitor Hatch Wiring Harness Connector Ignitor Ignitor Holder Spring Washer