TM-9-2350-247-10 Operator Manual M548A1 M548A3 Tracked Cargo Carrier Download
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TM 9-2350-247-10 START ENGINE (M548A1) — Continued 0013 00 C A U T I O N If the engine doesn’t start after 15 seconds of cranking, release the START switch. Wait 30 seconds before you try again. If the engine doesn’t start in five tries, notify unit maintenance. 8. Push in the fuel cut-off. NOTE Cranking time before pressing accelerator pedal changes with temperature. 45 seconds is for -25 F (-32 C). Crank 5 seconds less for each 5 degrees above -25 F (-32 C), down to a shortest time of 15 seconds. Crank 15 seconds at all temperatures from 10 F to 40 F (-12 C to 4 C). Within the first 10 seconds engine should give signs of "firing up" or trying to start. When this happens, continueto hold the START and AIR BOX HEATER switches for another 25 seconds. This adds up to the total of 45 seconds for pre-start. If within the first 20 seconds engine does not give signs of "firing up" or trying to start, stop starting procedures and go to Step 19. 9. Press and hold START switch. 10. Press and hold AIR BOX HEATER switch. 11. Hold both START and AIR BOX HEATER switches for approximately 45 seconds. 0013 00-9