ENGINE START - continued - TM-9-2320-391-100509

TM 9-2320-391-10

VEHICLE OPERATION UNUSUAL CONDITIONS

0046 00

(VEHICLE S/N 18,550 TO 99,999) - Continued

ENGINE START - Continued

NOTE

After turning master power switch on and completing lamp test, INLET AIR

HEATER indicator may remain on up to 30 seconds, indicating that the inlet

air heater is in cold start mode.

Inlet air preheat is complete when INLET AIR HEATER indicator goes out.

It is normal for INLET AIR HEATER indicator to cycle on/off during the

cranking operation.

If engine does not start in first 30 seconds of cranking, release starter

pushbutton and wait 30 seconds before attempting to start engine again.

Press and hold starter pushbutton (4) after INLET AIR HEATER indicator goes out.

NOTE

After engine starts and maintains low idle speed for 2 minutes, engine idle

speed may increase. If idle speed increases, engine will maintain increased

idle speed until engine reaches a predetermined temperature or after

operating for 12 minutes at increased idle speed. Engine speed may be

returned to low idle speed to begin vehicle operations by pressing and

releasing accelerator pedal.

Release starter pushbutton (4) when engine starts or after 30 seconds.

0046 00-3