7. CYLINDER/PISTON
7-3
DINK 200i/125
TROUBLESHOOTING
When hard starting or poor performance at low speed occurs, check the crankcase breather for
white smoke. If white smoke is found, it means that the piston rings are worn, stuck or broken.
Compression too low or uneven
compression Excessive smoke from exhaust muffler
Worn or damaged cylinder and piston rings Worn or damaged piston rings
Worn, stuck or broken piston rings Worn or damaged cylinder and piston
Compression too high Abnormal noisy piston
Excessive carbon build-up in combustion Worn cylinder, piston and piston rings
chamber or on piston head Worn piston pin hole and piston pin
Incorrectly installed piston