YZ125 YZ250 YZ400 YZ465 YZ490

Description

Nummer M413, Engelse taal.
Uitvoerige beschrijvingen voor onderhoud of reparaties. Omvat de volgende modellen:
 YZ100 (1976-1983),  YZ125 (1976-1984),  YZ175 (1976),  YZ250 (1976-1984) YZ400 (1976-1979),  YZ465 (1980-1981),  YZ490 (1982-1984)
QUICK REFERENCE DATA CHAPTER ONE / GENERAL INFORMATION Manual organization / Service hints / Torque specifications / Safety first / Special tips / Mechanic’s tips / Parts replacement / Expendable supplies / Tools / What year is it? / Serial numbers / Specifications CHAPTER TWO / TROUBLESHOOTING Operating requirements / Troubleshooting instruments / Emergency troubleshooting / Engine starting / Engine performance / Engine noises / Excessive vibration / Two-stroke pressure test / Front suspension and steering / Brake problems / SpecificationsCHAPTER THREE / LUBRICATION, MAINTENANCE AND TUNE-UP Pre-checks / Tires and wheels / Lubricants / Cleaning solvent / Periodic lubrication / Engine lubrication / Transmission oil checking and changing / Front fork oil change / Front fork air pressure / Periodic maintenance / Monoshock adjustment / Drive chain adjustment / Clutch adjustment / Throttle adjustment / Air cleaner service / Engine tune-up / Cylinder head nuts torque / Spark plug / Magneto / Ignition timing / Idle speed adjustment / Decarbonizing engine and exhaust system / Storage / SpecificationsCHAPTER FOUR / ENGINE Engine principles / Engine lubrication / Engine cooling / Servicing engine in frame / Engine / Cylinder head / Cylinder / Piston, piston pin and piston rings / Magneto / Reed valve assembly / Crankcase and crankshaft / Kickstarter / Service and adjustment / SpecificationsCHAPTER FIVE / CLUTCH AND TRANSMISSION Clutch / Clutch cable / Clutch release (push lever) mechanism / External shift mechanism / Transmission and internal shift mechanism / SpecificationsCHAPTER SIX / FUEL AND EXHAUST SYSTEMS Air cleaner / Carburetor operation / Carburetor service / Carburetor adjustments / Fuel shutoff valve / Fuel tank / Fuel filter / Exhaust system / Exhaust system decarbonizing / Exhaust system repair / SpecificationsCHAPTER SEVEN / ELECTRICAL SYSTEM Capacitor discharge ignition / Spark plug / Magneto-outer rotor (type I) / Magneto-inner rotor (type II, III, IV) / Ignition coil / Engine kill switch / SpecificationsCHAPTER EIGHT / FRONT SUSPENSION AND STEERING Front wheel / Front hub / Wheels / Tire changing / Tire repairs / Handlebar / Steering head / Front fork / SpecificationsCHAPTER NINE / REAR SUSPENSION Rear wheel / Rear hub / Drive sprocket / Drive chain / Wheel balancing / Tire changing and repairs / Rear swing arm / Rear monoshock (DeCarbon Monocross System) / Rear suspension (monocross type) / SpecificationsCHAPTER TEN / BRAKES Front brake / Rear brake / Front brake cable / Rear brake pedal assembly / SpecificationsCHAPTER ELEVEN / FRAME AND REPAINTING Kickstand (sidestand) / Footpegs / Frame / SpecificationsSUPPLEMENT / 1981 AND LATER SERVICE INFORMATION INDEX WIRING DIAGRAMS