TM 9--2350--292--100006 00--8DESCRIPTION AND USE OF OPERATOR’S CONTROLS AND INDICATORS --CONTINUED0006 00Key Control or Indicator Function44 PREHEAT/PURGE Activates Heater Control Unit oftoggle switch manifold air induction heater system to aid in cold--weather starting, andactivates solenoid valve to allow air to be purged from manifold air induc-tion heater system fuel lines prior to starting system.45 ENG FUEL SHUT OFF Controls main engine fuel supplytoggle switch solenoid. Move switch to OFF to shut down main engine.46 EXHAUST SMOKE Turns exhaust smoke generating system ON/OFFtoggle switch.47 EXHAUST SMOKE indicator Lights when EXHAUST SMOKE toggle switch is ON.48 FLASHER toggle switch Turns front flasher warning light ON/OFF.49 FLASHER indicator Lights when FLASHER toggle switch is ON.50 Brake bleed valve handle Bleeds air from the hydraulic brake lines back to the hydraulic reservoir.51 Brake pressure gauge Indicates brake hydraulic pressure.MAIN SWITCH PANEL494847505145 4446
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