1977 – 1983 Yamaha DT 100 125 175 250 400 MX100 175 Clymer Motorcycle Repair Manual

Description

This 1977-1983 Yamaha DT MX 100-400 Clymer Motorcycle Repair Manual provides detailed service information, step-by-step repair instruction and maintenance specifications for 1977-1983 Yamaha DT100, 1978-1981 Yamaha DT125, 1978-1981 Yamaha DT175, 1977-1979 Yamaha DT250, 1977-1978 Yamaha DT400, 1979-1983 Yamaha MX100, and 1979-1981 Yamaha MX175 two stroke motorcycles.

1977, 1978, 1979, 1980, 1981, 1982, 1983

Includes everything you need to know to perform tune-up and routine maintenance on the engine, clutch and transmission, fuel and exhaust, ignition system, steering and suspension, wheels, brakes and tires, electrical system, frame and body. Features complete wiring diagrams and 320 illustrated pages.

Table of Contents

QUICK REFERENCE DATA

CHAPTER ONE, GENERAL INFORMATION
Manual organization, Service hints, Torque specifications, Safety first, Special tips, Parts replacement, Expendable supplies, What year is it?, Serial numbers, Basic hand tools, Tune-up and troubleshooting tools, Fasteners, Mechanic’s tips

CHAPTER TWO, TROUBLESHOOTING
Operating requirements, Troubleshooting instruments, Emergency troubleshooting, Engine starting, Engine performance, Engine noises, Excessive vibration, Two-stroke pressure testing, Front suspension and steering, Brake problems

CHATPER THREE, LUBRICATION, MAINTENANCE AND TUNE-UP
Routine checks, Pre-checks, Tires and wheels, Battery, Periodic lubrication, Periodic maintenance, Engine tune-up, Storage

CHAPTER FOUR, ENGINE
Engine principles, Engine lubrication, Engine cooling, Servicing engine in frame, Cylinder head, Cylinder, Piston, piston pin and piston rings, Break-in procedure, Magneto, Oil pump, Reed valve assembly, Compression release (DT 400D only), Crankcase and crankshaft, Kickstarter, Service and adjustment

CHAPTER FIVE, CLUTCH AND TRANMISSION
Clutch, Clutch cable, Clutch release (push lever) mechanism, External shift mechanism, Transmission and internal shift mechanism

CHAPTER SIX, FUEL AND EXHAUST SYSTEMS
Air cleaner, Carburetor service, Carburetor operation, Carburetor adjustments, Fuel shutoff valve, Fuel tank, Fuel filter, Exhaust system, Exhaust system decarbonizing, Exhaust system repair

CHAPTER SEVEN, ELECTRICAL SYSTEM
Charging system (DT series only), Battery, Magneto, Voltage regulator (DT series only), Rectifier (DT series only), Contact breaker point ignition, Capacitor discharge ignition, Spark plug, Ignition coil, Lighting system (DT series only), Switches, Electrical components, Wiring diagrams

CHAPTER EIGHT, FRONT SUSPENSION AND STEERING
Front wheel, Front hub, Wheels, Tire changing, Tire repairs, Handlebar, Steering head, Front fork

CHAPTER NINE, REAR SUSPENSION
Rear wheel, Rear hub, Drive sprocket (all except DT100 and MX100), Drive sprocket assembly (Model DT100 and MX100), Drive chain, Wheel balancing, Tire changing and tire repairs, Rear swing arm, Monoshock rear suspension (Decarbon Monocross system), Dual-shock rear suspension (DT100 and MX100)

CHAPTER TEN, BRAKES
Front brake, Rear brake, Rear brake pedal assembly

CHAPTER ELEVEN, FRAME AND REPAINTING
Kickstand (sidestand), Footpegs, Frame

INDEX

WIRING DIAGRAMS