TM-9-2320-386-10

2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)

TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); OPERATOR’S MANUAL

JANUARY 1996

TM-9-2320-386-10 - Page 155 of 223

TM 9-2320-386-10

3-5

MALFUNCTION

TEST OR INSPECTION

CORRECTIVE ACTION

Table 3-1. Troubleshooting (Contd).

2. ENGINE CRANKS BUT DOES NOT START

Step 1. Check battery gauge for proper battery voltage.

Service battery if gauge does not display proper voltage (para. 3-10).

NOTE

Do not completely fill fuel tank before visually check-

ing for leaks in fuel system.

Step 2. Check to see if fuel gauge indicates empty.

If empty, add fuel (para. 1-16).

NOTE

Whenever fuel tank is completely drained and then

refilled, the fuel system must be primed (para. 3-11).

Step 3. Check to see if fuel shutoff switch is activated.

If so, push to reset (para. 2-3).

NOTE

Assistant will help with step 4.

Step 4. Check fuel solenoid for proper operation.

a. Raise and secure hood (para. 2-23).

b. Direct assistant to engage accessory/battery switch. A clicking

noise should be heard.

c. If fuel solenoid is not heard cycling, notify unit maintenance.

END OF TESTING!

3. ENGINE CRANKS BUT FAILS TO START AT OUTSIDE TEMPERATURES

BELOW 0°F (-18°C)

Step 1. Perform malfunction 2, steps 1 through 4.

Step 2. Check quick-start system operation (para. 2-13).

If engine fails to start after using quick-start system, check cylinder

fluid level.

a. Raise and secure hood (para. 2-23).

b. Remove cylinder from valve and shake. If cylinder is empty,

replace cylinder.