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TM 10-4930-229-12&P
Table 3-1. Operator Troubleshooting (cont).
Malfunction
Test or Inspection
Corrective Action
5. IMPROPER FUEL FLOW (cent).
Step 3. Check pump/engine for proper operation.
(Refer to TM 10-4320-256-14&P).
Step 4. Check closed circuit refueling nozzle for proper operation.
(Refer to TM 5-4930-226-12&P, TM 5-4930-234-13&P or TM 5-4930-235-13& P.)
6. FUEL LEAKS AT COUPLING.
Check for defective gasket.
Replace gasket.
7. BUTTERFLY VALVE LEAKS.
Check for defective valve.
Replace valve.
8. ELBOW COUPLER VALVE LEAKS.
Check for defective valve.
Replace valve.
9. TEE FITTING LEAKS.
Check for defective fitting.
Replace fitting.
10. WYE FITTING LEAKS
Check for defective fitting.
Replace fitting.
3-3
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