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TM 10-4930-232-12&P
Table 4-1. Unit Troubleshooting Procedures
Malfunction
Test or Inspection
Corrective Action
1. PUMP FAILS COOPERATE.
Refer to applicable technical manual.
2. FILTER/SEPARATOR INOPERATIVE.
Refer to applicable technical manual.
3. FUEL LEAKS AT COUPLINGS.
Step 1. Check for defective hose assembly.
Repair hose assembly (para. 4-12).
Step 2. Check for defective manifold couplings.
Repair manifold (para. 4-15).
Step 3. Check for defective gaskets inside female couplings.
Replace gaskets (para. 4-12).
4. GATE VALVE LEAKS OR IS INOPERATIVE.
Step 1. Check for defective valve.
Repair valve (para. 4-13).
5. QUICK-ACTING VALVE LEAKS OR IS INOPERATIVE.
Step 1. Check for defective valve.
Repair valve (para. 4-14).
6. NOZZLE LEAKS OR IS INOPERATIVE.
Step 1. Check for defective nozzle.
Refer to applicable technical manual.
4-4
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