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114 TROUBLESHOOTING Engine Troubleshooting Unless you have experience and training in two-cycle engine repair, see your dealer if technical problems arise. Problem Probable Cause Solution Erratic engine oper- ating RPM during acceleration or load variations Drive clutch binding • Disassemble drive clutch to inspect shift weights for wear and free operation. SEE YOUR DEALER. • Clean and polish stationary shaft hub. Driven clutch mal- function • Replace ramp buttons and rollers. SEE YOUR DEALER. • Inspect movable sheaves for exces- sive bushing clearance and replace if necessary. SEE YOUR DEALER. Harsh drive clutch engagement Drive belt worn or too narrow • Replace the drive belt. Excessive belt/ sheave clearance • SEE YOUR DEALER. Drive belt turns over Wrong belt for appli- cation • Replace the drive belt. Clutch alignment out of spec • Adjust alignment offset. SEE YOUR DEALER. Engine mount bro- ken or loose • Inspect and adjust or replace. SEE YOUR DEALER. Machine fails to move Clutch jammed • Check for twisted belt, broken spring, sticking weights, lubrica- tion. SEE YOUR DEALER. Track jammed • Foreign object may be caught or the rail slide melted to the track clips due to lack of lubrication. • Track may be iced up or frozen to the ground. Chaincase sprocket or chain jammed or broken • Chain is loose or broken or chain tightener is loose. SEE YOUR DEALER. |