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 2-3 2.5 Electrical Connections Connect the vehicle heater power cable (see Vehicle Technical Manual) to the “keyed” Heater Military Standard (MS Power) connector (Control Box Connection). No other ground strap or other electrical connections are required. The heater provides full performance at 24VDC drawing 20 amperes of current. Figure 2.5-1. Hunter A20 heater Note: The heater will operate at voltages between 19VDC & 30VDC. !CAUTION! All vehicle wiring and fuses must be rated for 20 amperes at continuous operation!