TM-9-2350-277-10 Operator Manual M113A3 M577A3 M1064A3 M1068A3 M58 Download
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TM 9-2350-277-10 DESCRIPTION AND USE OF OPERATOR’S CONTROLS AND INDICATORS — Continued 0004 00 0004 00-28 Change 3 HI-LO SWITCH FUNCTION Controls personnel heater output. CONTROL OR INDICATOR RUN-OFF-START SWITCH KEY Controls operation of personnel heater. Table 21. PERSONNEL HEATER CONTROL BOX PERSONNEL HEATER LIGHT Indicates that personnel heater is on. PRESS-TO-TEST SWITCH Test PERSONNEL HEATER light. When switch is pressed, light will come on if light bulb is good and if power is coming into control box.