2006 Arctic Cat Y-6/Y-12 50cc and 90cc Service Manual, Page 114Get this manual

2006 Arctic Cat Y-6/Y-12 50cc and 90cc Service Manual, Page 114

EngineTransmission Problem: Engine will not start or is hard to start (Compression too low) Condition Remedy 1Piston rings
fouled 2Magneto defective 3CDI unit defective 2Replace needle 3Cleanreplace hose 4Cleanreplace inlet screenvalve screen Remedy
1Clean plug 2Replace magneto 3Replace CDI unit 4Carburetor jets obstructed 4Clean jets Problem: Engine noisy (Noise seems
to come from piston) Condition Remedy 1Pistoncylinder worn 1Replaceservice pistoncylinder 2Combustion chamber carbon buildup
3Piston pinpiston pin bore worn 2Clean chamber 3Replaceservice pinbore 4Piston ringsring groove(s) worn 4Replace ringspiston
Problem: Engine noisy (Noise seems to come from clutch) Condition Remedy 1Clutch shoe(s) worn 1Replace clutch shoe(s) 2Driven
clutch hub warpedworn 2Replace clutch Problem: Engine noisy (Noise seems to come from crankshaft) Condition Remedy 1Bearing
wornburned 1Replace bearing 2Lower rod-end bearing wornburned 3Connecting rod side clearance too large 4Engine oil lowincorrect