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TM 10-4320-256-14&P
Table 3-1. Operator trroubleshooting (cont).
Malfunction
Test or inspection
Corrective Action
2. ENGINE STARTS BUT WILL NOT CONTINUE TO RUN (cont)
Step 4. Cheek for closed fuel control valve.
Open the fuel control valve.
3. PUMP WILL NOT PRIME
Step 1. Cheek for air leak in suction line. Check gasket in male hose connection.
Tighten connections. Replace defective hose or gasket (para. 3-6).
Step 2. Check for plugged suction line.
Remove any obstruction in the suction hose.
Step 3. Check for proper priming of pump.
Prime the pump
Step 4. Check for sufficient engine speed.
Ajust throttle to increase speed.
4. PUMP OPERATION IS NOISY
Step 1. Check for excessively high suction lift.
Move pump closer to supply.
Step 2. Cheek for insufficient flow to pump.
Remove obstruction in suction line.
Step 3. Check for other causes.
Refer to unit maintenance.
3-4
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