TM-9-2350-247-10 Operator Manual M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-10 DESCRIPTION AND USE OF DRIVER’S CONTROLS AND INSTRUMENTS — Continued 0004 00 0004 00-11 Lights up gauges and indicators on instrument panel when panel lights are turned on. INSTRUMENT PANEL LIGHTS Indicates level of fuel in fuel tank. FUEL GAUGE Table 11. DRIVER’S INSTRUMENT PANEL - M548A3 Used while starting engine during cold weather -25 F to 40 F (-31 C to 4 C). Switch is spring loaded to the off position. KEY AIR BOX HEATER SWITCH Guarded switch allows fuel pump to be turned OFF if MASTER SWITCH will be on for a long period of time with the engine not running. FUEL PUMP SWITCH CONTROL OR INDICATOR FUNCTION Two position toggle switch to select IR (infrared) or BO (blackout) mode of lights operation. IR-BO SELECT SWITCH Engages engine starter. START SWITCH