2008 Yamaha Rhino YXR70FX Factory Service Manual, Page 491Get this manual
FAULTY CLUTCH PERFORMANCE OVERHEATINGOVERCOOLINGFAULTY BRAKE POOR SPEED PERFORMANCE V-belt Oil or grease on the V-belt Primary pulley weight Faulty operation Worn primary pulley weight Primary fixed sheave Worn primary fixed sheave
EBS00546
TRBL SHTG
Primary sliding sheave Worn primary sliding sheave Secondary fixed sheave Worn secondary fixed sheave Secondary sliding sheave Worn secondary sliding sheave
OVERHEATING
OVERHEATING Ignition system Improper spark plug gap Improper spark plug heat range Faulty ECU Fuel system Faulty throttle body Damaged or loose throttle body joint Clogged air filter element Compression system Heavy carbon build-up Engine oil Improper oil level Improper oil viscosity Inferior oil quality