Yamaha YFM80 MOTO-4 BADGER and RAPTOR 1985-2008 Clymer ATV Repair Manual

Description

This Clymer Yamaha YFM80 MOTO-4, BADGER and RAPTOR, 1985-2008 Repair Manual provides detailed service information, step-by-step repair instruction and maintenance specifications for Yamaha YFM80 Badger 1992-2001, Moto-4 1985-1988 and Raptor ATVs from 2002-2008.

1985 1986 1987 1988 1989
1990 1991 1992 1993 1994 1995 1996 1997 1998 1999
2000 2001 2002 2003 2004 2005 2006 2007 2008

QUICK REFERENCE DATA

CHAPTER ONE, GENERAL INFORMATION

Manual organization, Warnings, cautions and notes, Safety, Serial numbers, Fasteners, Shop supplies, Basic tools, Precision measuring tools, Decimal place values, Electrical system fundamentals, Special tools, Basic service methods, Storage

CHAPTER TWO, TROUBLESHOOTING

Operating requirements, Starting the engine, Engine will not start, Engine is difficult to start, Poor idle speed performance, Poor medium to high speed performance, Starting system, Charging system, Ignition system, Ignition system diagnosis, Fuel system, Engine overheating, Engine, Engine noises, Engine leak down test, Clutch, Transmission, Handling, Frame noise, Brakes

CHAPTER THREE, LUBRICATION, MAINTENANCE AND TUNE-UP

Pre-ride checklist, Battery, Fuse, Periodic lubrication, Air filter, Cam chain adjustment, Valve clearance adjustment, Compression test, Spark plug, Spark arrestor, Ignition timing, Idle speed adjustment, Throttle lever adjustment, Speed limiter adjustment, Clutch adjustment, Chassis maintenance

CHAPTER FOUR, ENGINE TOP END

Engine cooling, Engine removal, Intake manifold, Cylinder head, Cylinder, Rocker arm and camshaft, Valves and valve components, Piston, Piston rings

CHAPTER FIVE, ENGINE LOWER END

Engine break-in, Engine removal, Engine installation, Oil pump and oil strainer, CDI magneto, Middle driven gear, Crankcase, Driven gear shim selection, Transmission, Crankshaft

CHAPTER SIX, CLUTCH AND DRIVE GEAR
Clutch, Drive gear and starter clutch

CHAPTER SEVEN, TRANSMISSION AND SHIFTER
Transmission, Shift shaft and stopper lever

CHAPTER EIGHT, FUEL AND EXHAUST SYSTEMS
Carburetor, Carburetor adjustments, Fuel tank, Exhaust

CHAPTER NINE, ELECTRICAL SYSTEM
Electrical component replacement, Starting system, Ignition system, Ignition coil test, Pickup coil test, Source coil test, Main switch test, Engine top switch test, Charging system

CHAPTER TEN, FRONT SUSPENSION, WHEELS AND TIRES

Front wheel, Front wheel bearings, Front shock absorber and lower arm, Wheel alignment, Handlebar, Steering shaft, Steering knuckle, Tie rod, Tires and wheel

CHAPTER ELEVEN, REAR AXLE, REAR SUSPENSION AND FINAL DRIVE

Rear wheel and wheel hub, Rear shock absorber, Rear swing arm and drive shaft, Final drive/rear hub, Final drive and axle inspection

CHAPTER TWELVE, BRAKES
Front brake lever free play, Front brake, Rear brake

CHAPTER THIRTEEN, BODY AND CHASSIS
Front fender, Front bumper, Rear fender, Swing arm guard

INDEX

WIRING DIAGRAMS