1991 Yamaha Yz80 Yz 80 Service Repair Workshop Manual – PDF Download

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1991 Yamaha Yz80 Yz 80 Service Repair Workshop Manual

FILE DETAILS:

1991 Yamaha Yz80 Yz 80 Service Repair Workshop Manual

LANGUAGE:ENGLISH
PAGES:200
DOWNLOADABLE:YES
FILE TYPE:PDF

1991 YAMAHA YZ80 YZ 80 SERVICE REPAIR WORKSHOP MANUAL – PDF DOWNLOAD:

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DESCRIPTION:

1991 Yamaha Yz80 Yz 80 Service Repair Workshop Manual

This manual will provide you with a good basic understanding of features, operation, and basic main- tenance and inspection items of this machine. Please read this manual carefully and completely before operating your new machine. The suspension and carburetor on this machine can be adjusted. For details of tuning, refer to the “RACE PREPARATION AND TUNING MANUAL” (90894.87100). If you have any questions regarding the operation of maintenance of your machine, please consult your Yamaha dealer.This manual should be considered a permanent part of this machine and should remain with it even if the machine is subsequently sold.

TABLE OF CONTENTS:

1991 Yamaha Yz80 Yz 80 Service Repair Workshop Manual

YZ80B Owner's Service Manual.....................................  1
	Introduction.................................................  3
	How to use this Manual.......................................  4
		Illustrated Symbols......................................  5
	Warranty.....................................................  8
	Index........................................................  9
	Chapter 1 General Information................................ 10
		Description.............................................. 11
		Machine Identification................................... 12
		Important Information.................................... 13
		Special Tools............................................ 15
		Control Functions........................................ 18
		Fuel, Oil and Coolant.................................... 20
		Pre-Operation Check List................................. 22
		Starting and Break-In.................................... 23
		Cleaning and Storage..................................... 25
		Torque-Check Points...................................... 26
		Cleaning and Storage..................................... 28
	Chapter 2 Regular Maintenance and Adjustment................. 30
		Maintenance Intervals.................................... 31
		Lubrication.............................................. 33
		Engine................................................... 34
		Chassis.................................................. 43
		Electrical............................................... 61
	Chapter 3 Engine Maintenance and Repair...................... 63
		Carburetor and Reed Valve................................ 64
		Cylinder Head, Cylinder and Piston....................... 74
		Primary Drive Gear, Clutch, Kick Axle and Shift Shaft.... 85
		CDI Magtneto............................................. 96
		Crankshaft, Transmission and Shifter.....................100
	Chapter 4 Cooling System Maintenance and Repair..............115
		Water Pump...............................................116
		Radiator.................................................121
	Chapter 5 Chassis Maintenance and Repair.....................125
		Front Wheel..............................................126
		Rear Wheel, Rear Brake and Drive Chain...................130
		Front Brake..............................................136
		Front Fork...............................................146
		Steering Head............................................155
		Rear Shock Absorber......................................161
		Swingarm.................................................166
	Chapter 6 Electrical.........................................172
		Circuit Diagram..........................................173
		Electrical Components....................................174
		Ignition System..........................................175
	Chapter 7 Appendices.........................................180
		Troubleshooting Guide....................................181
		Specifications...........................................186
		General Torque Specifications / Definition of Units......195
		Setting Charts...........................................196
		Cable Routing............................................198
		Wiring Diagram...........................................200

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