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Page Title:
ENGINE OIL PRESSURE ABOVE NORMAL - continued |
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 TM 10-3930-673-20-1
12. ENGINE OIL PRESSURE ABOVE NORMAL (CONT).
3
KNOWN INFO
TEST OPTIONS
Indicated engine oil pressure is
Oil sample, analysis.
Is engine oil of correct grade
continuously above normal 30 to
REASON FOR QUESTION
90 PSI operating range.
for working environment
If engine oil grade is incorrect, oil
Engine oil pressure switch OK.
(normally: OE/HDO-15/40)?
pressure will read above normal.
Engine oil pressure gage OK.
Engine coolant temperature OK.
POSSIBLE PROBLEMS
Engine oil grade incorrect.
Replace engine oil
NO
with oil of correct
weight (Para 4-2).
YES
Notify Direct Support of
this fault.
2-676
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