Engine Combustion System Troubleshooting - E-TON VIPER 50 ST Service Manual

6. ENGINE COMBUSTION SYSTEM
11.1 TROUBLESHOOTING
11.2 CYLINDER AND PISTON REMOVAL
6.1 TROUBLESHOOTING
LOW COMPRESSION
HIGH COMPRESSION
EXCESSIVE NOISE
EXCESS SMOKE
OVERHEATING
11.3 CYLINDER AND PISTON INSPECTION
11.4 INSTALLATION
★ CYLINDER HEAD
HEAD GASKET LEAKING OR DAMAGED
WARPED OR CRACKED CYLINDER HEAD
CYLINDER OR PISTON RINGS WORN OUT
★
★
EXCESSSIVE CARBON BUILD
PISTON
HEAD OR IN COMBUSTION CHAMBER
★
PISTON AND CYLINDER WORN
★
EXCESSIVE CARBON BUILD
CYLINDER OR PISTON RINGS WORN OUT
★
★ IMPROPER INSTALLATION OF
PISTON RINGS
PISTON OR CYLINDER WALL SCORED OR
★
SCRATCHED
EXCESSIVE CARBON BUILD-UP ON THE
★
PISTON OR COMBUSTION CHAMBER
ENGINE COOLING SYSTEM (FAN,
★
CYLINDER COVER...) WORKS BADLY.
OIL SUPPLY IS OUT OF ORDER.
★
WRONG IGNITION TIMING
★
-
UP ON
OUT
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UP