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Page Title:
EXCESSIVE OIL CONSUMPTION OR BLUE EXHAUST SMOKE (ENGINE AT NORMAL OPERATING TEMPERATURE). (Cont) |
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 TM 9-2320-364-34-1
5. EXCESSIVE OIL CONSUMPTION OR BLUE EXHAUST SMOKE (CONT).
4.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Visual inspection.
on Page 2-97
completed.
Crankshaft front cover and oil
REASON FOR QUESTION
seal OK.
Is turbocharger free from
Oil cooler OK.
If turbocharger or oil seal is
internal and external oil
Rear crankshaft oil seal OK.
leaking oil, oil consumption will
leaks?
be high.
POSSIBLE PROBLEMS
Turbocharger oil seal faulty.
Blower leaking oil.
Cylinder head damaged/leaking.
Piston rings faulty.
Replace turbocharger
(Para 4-8).
NO
Verify repair, go to
Step 8 of this Fault.
YES
5.
KNOWN INFO
TEST OPTIONS
Unit Troubleshooting tasks
Visual inspection.
Are blower rotors free from
completed.
oil?
Crankshaft front cover and oil
REASON FOR QUESTION
seal OK.
Oil cooler OK.
If blower is damaged or worn
Rear crankshaft oil seal OK.
and leaking oil, oil consumption
Turbocharger oil seal OK.
will be high and blue exhaust
smoke may be produced.
POSSIBLE PROBLEMS
Blower leaking oil.
Cylinder head damaged/leaking.
Piston rings faulty.
Replace blower
(Para 4-4).
NO
Verify repair, go to
Step 8 of this Fault.
YES
2-96
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