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Page Title:
ENGINE OVERHEATS (WATER TEMPERATURE GAGE CONTINUOUSLY READS OVER 230F [110C]). (Cont) |
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 TM 9-2320-364-34-1
2. ENGINE OVERHEATS (CONT).
3.
KNOWN INFO
TEST OPTIONS
WARNING
Read WARNING
Unit Troubleshooting tasks
Cylinder head inspection.
on Page 2-69
completed.
Expansion plugs OK.
REASON FOR QUESTION
Water pump OK.
Are cylinder head gaskets
Combustion gases leaking from
POSSIBLE PROBLEMS
free from leaks or damage or
cylinder head gaskets into the
cooling system will reduce
is cylinder head cracked?
Cylinder head gaskets faulty or
efficiency of cooling system, and
cylinder heads cracked.
may cause engine overheating.
Replace cylinder head
gasket(s) and/or
cylinder head(s)
NO
(Para 3-7).
Verify repair, go to
Step 4 of this Fault.
YES
4.
KNOWN INFO
TEST OPTIONS
Unit Troubleshooting tasks
Does water temperature gage
Verify repair.
completed.
continuously read under
Expansion plugs OK.
REASON FOR QUESTION
230F (110C)?
Water pump OK.
Cylinder head gaskets and
If water temperature gage
cylinder heads OK.
continually reads under 230F
(110C), fault has been
POSSIBLE PROBLEMS
corrected.
Fault not corrected.
NO
Notify supervisor.
YES
Fault corrected.
2-68
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