Table 4-2. Organizational Troubleshooting
TEST OR INSPECTION
1. ENGINE FAILS TO CRANK WHEN START BUTTON IS PRESSED.
Step 1. Check to see if battery electrolyte level is above the top of the plates.
If electrolyte level is low, service the battery in accordance with figure 3-10.
Step 2. Inspect for loose, corroded, or broken battery cables. Inspect for damaged battery.
Step 3. Inspect start switch on instrument panel for loose or broken wire connections.
start switch maintenance.
Step 4. Check starting motor for defects.
Step 5. Any other cause.
Notify Direct Support or General Support Maintenance of any other cause.
2. ENGINE CRANKS BUT FAILS TO START WHEN START BUTTON IS PRESSED.
Step 1. Check ignition switch. It must be in ON position.
Pull ignition switch outward to ON position.
Step 2. Safety pushbutton switch is not being pressed along with the start pushbutton switch.
Press safety pushbutton switch simultaneously with start pushbutton and hold safety
pushbutton in until engine oil pressure reaches at least 4 psi (0.28 KG/CM2).
Step 3. Check air cleaner restriction indicators on instrument panel for indication of air cleaners being
Step 4. Check for defective fuel transfer pump.
Step 5. Inspect for defective fuel injection nozzles.