TM 10-4320-318-14
CHAPTER 3
OPERATOR MAINTENANCE INSTRUCTIONS
PARAGRAPH TITLE
PARAGRAPH
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Lubrication Procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. ... ... ...3-1
Operator Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3-3
Section I. LUBRICATION INSTRUCTIONS
3-1. Lubrication Procedures. Lubricate the pump unit by using lubrication order, LO 10-4320-318-12.
Section II. TROUBLESHOOTING PROCEDURES
3-2. General. This section contains troubleshooting instructions designed to be useful in diagnosing and correcting
unsatisfactory operation or failure of the pump unit.
3-3. Operator Troubleshooting. Table 3-1 lists common malfunctions which you may find during operation or
maintenance of pump unit or its components. You should perform tests/inspections and corrective actions in order
listed. Ensure that PMCS has been performed.
a. This manual cannot list all malfunctions that may occur, nor all tests or inspections and corrective actions.
If a malfunction is not listed or is not corrected by listed corrective actions, notify your supervisor.
b. Any trouble or corrective action beyond the scope of operator maintenance shall be reported to unit
maintenance.
SYMPTOM INDEX
Troubleshooting
Procedure
(para.)
Engine Does Not Start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Engine Hard to Start Turn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Engine Lacks Power; Black Smoke From Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Engine Lacks Power; No Smoke From Exhaust . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Engine Stops Suddenly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Pump Discharge Line Shows Low or No Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Engine Overheating . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3-1
