TM 9-2320-272-10
Table 3-1. Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
NOTE
If malfunction corrective action does not correct malfunction, notify unit maintenance.
ENGINE
1.
WHEN STARTER SWITCH IS TURNED TO START, ENGINE FAILS TO CRANK.
Step 1.
Check to see if battery switch is off.
If off, turn switch on.
Step 2.
Check to see if transmission selector lever is in N (neutral).
If not, place in N (neutral).
WARNING
Do not smoke, have open flames, or make sparks around battery, especially if cap is off. Battery can
explode and cause injury or death to personnel.
Step 3.
Visually check to see if battery cables, terminals, and connections are loose, broken, or corroded.
Check battery for proper water level.
If loose, tighten.
Notify unit maintenance of any damage to batteries, cables, and terminals.
2.
ENGINE CRANKS BUT DOES NOT START.
NOTE
•
Do not completely fill fuel tank(s) before checking visually for leaks in fuel system.
•
Whenever fuel tank(s) are completely drained and then refilled, the fuel system must be primed
(para. 3-8).
Step 1.
Check to see if fuel gauge indicates empty.
If empty, fill fuel tank(s).
Step 2.
Check to see if emergency engine stop control on instrument panel is pulled out.
Notify unit maintenance to reset fuel cutoff valve (M939/A1 series vehicles only).
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