1998-2001 Yamaha YFM600FHM Grizzly Factory Service Manual, Page 346Get this manual
FAULTY CLUTCH PERFORMANCE ISTHRTBU? OVERHEATINGFAULTY BRAKE gI POOR SPEED PERFORMANCE V-belt Primary sliding sheave
Oil or grease is on the V-belt
Primary pulley weight
Worn primary sliding sheave
Secondary fixed sheave
Faulty operation Worn primary pulley weight
Primary fixed sheave
Worn secondary fixed sheave
Secondary sliding sheave
Worn secondary sliding sheave
Worn primary fixed sheave
OVERHEATING
OVERHEATING Ignition system Engine oil