Honda ATC250R and TRX250R/FOURTRAX 250R manual.
Clymer ATV repair manuals are written specifically for the do-it-yourself enthusiast. From basic maintenance to troubleshooting to complete overhaul, Clymer manuals provide the information you need. The most important tool in your tool box may be your Clymer manual, get one today.
Models:
ATC250R (1985-1986)
TRX250R / Fourtrax 250R (1985-1989)
QUICK REFERENCE DATA
CHAPTER ONE / GENERAL INFORMATION
Manual organization / Notes, cautions and warnings / Service hints / Torque specifications / Safety first / Special tips / Parts replacement / Expendable supplies / Serial numbers / Basic hand tools / Tune-up and troubleshooting tools / Mechanic’s tips / Off Road rules / Safety / Specifications
CHAPTER TWO / TROUBLESHOOTING
Operating requirements / Troubleshooting tools / Emergency troubleshooting / Engine starting / Engine performance / Engine noises / Two-stroke pressure test / Front suspension and steering / Brake problems
CHAPTER THREE / LUBRICATION, MAINTENANCE AND TUNE-UP
Pre-checks / Engine lubrication / Service intervals / Tires and wheels / Periodic lubrication / Transmission and clutch oil change / Front fork oil change / Pro-Link Suspension lubrication / Periodic maintenance / Drive chain lubrication and adjustment / Drive chain slider and rollers / Parking brake adjustment / Clutch adjustment / Throttle lever adjustment / Air filter service / Fuel shut off valve and filter service / Coolant change / Spark arrester cleaning / Front wheel toe-in adjustment / Valve clearance / Air Filter / Engine oil and filter change / Engine tune-up / Replace air filter / Adjust idle speed / Spark plug / Carbon removal from engine and exhaust / Specifications
CHAPTER FOUR / ENGINE
Servicing engine in frame / Engine removal installation / Cylinder head / Cylinder / Reed valve assembly / Piston, piston pin and piston rings / Primary drive gear and balancer system / Alternator / Drive sprocket / Kickstarter / Crankcase and crankshaft / Break-in procedure /Specifications
CHAPTER FIVE / CLUTCH AND TRANSMISSION
Clutch operation / Clutch / Clutch release mechanism / Clutch cable / External shift mechanism / Transmission and internal shift mechanism /Specifications
CHAPTER SIX / FUEL AND EXHAUST SYSTEMS
Carburetor operation / Carburetor service / Carburetor (1985 3-wheeled models) / Carburetor (all models 1986-on) / Cleaning/inspection (all models) / Carburetor adjustments / Throttle cable / Throttle housing / Fuel shutoff valve and fuel strainer / Fuel tank / Air filter air box (3-wheeled models) / Air filter air box and air inlet pipe (4-wheeled models) / Exhaust system /Specifications
CHAPTER SEVEN / ELECTRICAL SYSTEM
Capacitor discharge ignition / Ignition coil / Alternator testing / Pulse generator / Lighting system / AC regulator / Switches / Wiring diagrams /Specifications
CHAPTER EIGHT / COOLING SYSTEM
Cooling system check / Pressure check / Radiator / Water pump / Hoses /Specifications
CHAPTER NINE / FRONT SUSPENSION AND STEERING
Front wheel (3-wheeled models) / Front wheel (4-wheeled models) / Tires and wheels / Front hub/brake disc and axle (3-wheeled models) / Front hub/brake disc (4-wheeled models) / Handlebar (3-wheeled models) / Steering stem (3-wheeled models) / Steering head bearing race / Front fork (3-wheeled models) / Handlebar (4-wheeled models) / Steering shaft / Tie rod / Steering knuckle / Suspension arms / Shock absorber /Specifications
CHAPTER TEN / REAR AXLE AND SUSPENSION
Rear wheel / Rear axle, driven sprocket and brake disc / Driven sprocket / Drive sprocket and drive chain / Rear axle bearing housing / Shock absorber / Suspension linkage / Swing arm /Specifications
CHAPTER ELEVEN / BRAKES
Disc brakes / Front brake pad replacement (3-wheeled models) / Front brake pad replacement (4-wheeled models) / Rear brake pad replacement / Front master cylinder / Rear master cylinder / Front caliper / Rear caliper (3 and 4-wheeled models) / Front brake disc / Rear brake disc / Front brake hose replacement / Rear brake hose replacement / Draining the system / Bleeding the system / Rear brake pedal /Specifications
CHAPTER TWELVE / BODY AND FRAME
Front fender (4-wheeled models) / Seat/rear fender (all models) / Front hand grip (4-wheeled models) / Rear hand grip (all models) / Footpegs / Frame /Specifications
INDEX
WIRING DIAGRAMS
