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TM 10-4320-351-14
CHAPTER 3
OPERATOR MAINTENANCE INSTRUCTIONS
Section I. Lubrication Instructions....................................................................................................................................3-1
3.1 Lubrication ................................................................................................................................................................3-1
Section II. Troubleshooting Procedures .........................................................................................................................3-1
3.2 Operator Troubleshooting...........................................................................................................................................3-1
Section III. Operator Maintenance Procedures..................................................................................................................3-3
3.3 Replace Unisex Coupling Face Seal/Dust Cap Seal......................................... ............................................................3-3
Section I. LUBRICATION INSTRUCTIONS
3.1 LUBRICATION.
Lubrication by the operator/crew is limited to checking the engine oil level and adding oil as required by the PMCS
schedule.
Section II. TROUBLESHOOTING PROCEDURES
3.2 OPERATOR TROUBLESHOOTING.
Troubleshooting table 3-1 is provided to assist you in locating and correcting system faults. This table cannot list all the
malfunctions that may occur, all the tests and inspections needed to find the fault, or all the corrective actions needed to
correct the fault. If the equipment malfunction is not listed or actions listed do not correct the fault, notify your supervisor.
TABLE 3-1. TROUBLESHOOTING
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. Unisex coupling leaks at interface with dust cap or other coupling.
Inspect coupling and dust cap face seals for physical damage or wear.
Replace damaged or worn face seal. Refer to paragraph 3.3.
3-1
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