TM 10-4610-229-24
Table 2-2. Troubleshooting (Cont)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
4.
PUMP VIBRATION. ENGINE RUNNING NORMALLY.
Step 1.
Check for obstruction in water passages.
Remove obstruction.
Step 2.
Check for misalinement of pump and engine.
Replace pump (para 2-41).
Step 3.
Check impeller for broken fins.
Replace pump (para 2-41).
5.
WATER RUNS FROM DRAIN HOLES.
Replace pump (para 2-41).
ENGINE MALFUNCTIONS
1.
ENGINE FAILS TO CRANK.
Step 1.
Check battery. (See TM 9-6140-200-14.)
Replace defective battery (para 2-16).
Step 2.
Check battery cables for tightness and corrosion.
Clean and tighten connections.
Replace defective cables (para 2-15).
Step 3.
Check ignition switch.
Replace defective switch (para 2-18).
Step 4.
Check starter motor.
Replace defective starter (para 2-56).
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