CYLINDER/PISTON
TROUBLESHOOTING
Low
compression
•
Worn
cylinder
or
piston rings
Excessive
smoke
•
Worn
cylinder,
piston
or
piston rings
•
Improper
installation
of piston rings
•
Scored
or
scratched piston
or cylinder wall
Overheating
•
Excessive
cartoon
build-up
on
the piston
head
or
com-
bustion
chamber
Knocking
or
abnormal
noise
•
Wom
piston
and
cylinder
•
Excessive
carbon
build-up
8-2
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