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Page Title:
ENGINE OIL PRESSURE BELOW NORMAL - continued |
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 TM 10-3930-673-34
3. ENGINE OIL PRESSURE BELOW NORMAL (CONT).
2
KNOWN INFO
TEST OPTIONS
Electrical system/gages OK.
Oil sampling.
Is engine oil diluted with
Fuel transfer pump OK.
Visual inspection.
coolant?
POSSIBLE PROBLEMS
REASON FOR QUESTION
Cylinder head faulty.
If engine oil is diluted, oil pressure
Oil pump faulty.
will drop below normal.
Go to Step 3 of this
NO
fault.
YES
Inspect oil cooler, cylinder head,
and engine block for damage.
Replace as necessary (Para
3-6, 3-7, and 3-26).
2-20
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