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TM 10-4930-229-12&P
Table 4-2. Unit Troubleshooting (cont).
Malfunction
Test or Inspection
Corrective Action
5. IMPROPER FUEL FLOW (cont).
Step 3. 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 coupling.
Replace coupling (see para. 4-10 or 4-11).
7. BUTTERFLY VALVE LEAKS.
Check for defective valve.
Repair valve (see para. 4-13).
8. ELBOW COUPLER VALVE LEAKS.
Check for defective valve.
Repair valve (see para. 4-14).
9. TEE FITTING LEAKS.
Check for defective fitting.
Repair fitting (see para. 4-15).
10. WYE FITTING LEAKS.
Check for defective fitting,
Repair fitting (see para. 4-18).
11. WATER DETECTOR KIT ADAPTER LEAKS.
Repair adapter (see para. 4-19).
Check for defective components.
4-5
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