TM-5-4320-306-10
Section II. TROUBLESHOOTING PROCEDURES
3-2.
TROUBLESHOOTING
a. Table 3-1 lists common malfunctions which you may find during operation or maintenance of the centrifugal
pump unit or its components. You should perform the tests/inspections and corrective actions in the order listed.
b. 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.
Table 3-1. Operator/Crew Troubleshooting
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1. ENGINE FAILS TO CRANK OR CRANKS AT LOW SPEED
WARNING
Overfilling will cause battery electrolyte to surface. Serious Injury or blindness could occur from
careless handling of batteries or battery electrolyte (acid). If acid Is splashed on the skin, wash
the affected area Immediately with plenty of clean water. If acid is splashed in the eyes, wash
Immediately with plenty of clean water and get medical attention.
Step I. Read the BATTERY VOLTMETER gage.
If no reading, check fuse in control panel.
If the reading is in the green, notify organizational maintenance of the engine malfunction.
If the reading is not in the green, proceed to step 2.
Step 2. Remove filler caps and check fluid level in battery.
NOTE
Use only distilled water or a good grade drinking water (excluding mineral water)
If fluid level is low, add water up to split ring. Replace filler caps and wipe excess fluid from battery.
If the battery fluid level is not low, or the battery voltage fails to increase within an hour of adding water,
notify organizational maintenance of the engine malfunction.
U.S. GOVERNMENT PRINTING OFFICE: 1994 - 655-028/00437 PIN : 061095-003
Change 2 3-2
PIN: 061095-003
