1972 Yamaha LT2 LT2M Motorcycle Service Manual

Description

This 84 page, Official 1972 Yamaha LT2 LT2M Factory Motorcycle Service Repair Manual is a high quality reproduction of the original, out of print manual. This service manual provides detailed service information, step-by-step repair instruction and maintenance specifications for 1972 Yamaha LT2/LT2M motorcycles. Contains complete information on servicing your machine including wiring diagram, special tools and troubleshooting information.

The Yamaha 100 LT2 is originally designed for off-the-road riding as a trails machine or a scrambler, but it is also built to excel in high speed performance over the road or highways. The Yamaha 100 LT2-M is designed as a high performance motocrosser for racing. This manual is offered so that all Yamaha dealers and service engineers will become familiar with the technical information and service instructions essential to the 100 LT2 and LT2-M.

Table of Contents

GENERAL
Profiles
Features of Yamaha 100 LT2 & 100 LT2 – M
Specifications & Performance 100 LT2 & 100 LT2-M
Performance Curves
Tools and Instruments for Shop Service

YAMAHA AUTOLUBE (Automatic, Separate Lubricating System)
What is YAMAHA Autolube?
Features of YAMAHA Autolube
Handling the Oil Pump

WHAT IS THE 7-PORT CYLINDER REED VALVE SYSTEM?
Reed Valve-construction and Handling
Action of Piston in 7-port Reed Valve Cylinder

ENGINE
Engine Removal
Reed Valve
Cylinder Head
Cylinder
Piston Pin
Piston Ring
Piston
Crankcase Cover (R H)
Clutch
Primary Drive Gear
Kick Starter Mechanism
Shift Mechanism
Drive Sprocket
Crankcase
Transmission Assembly
Crankshaft
Bearings and Oil Seals
Carburetor
Air Cleaner

CHASSIS
Front Wheel
Rear Wheel
Rear Sprocket Wheel
Tires and Tubes
Front Forks
Rear Shocks
Gas Tank –
Rear Swing Arm
Steering Head
Oil Tank, Battery Box and Tool Box
Frame
Handlebars
Miscellaneous

ELECTRICAL SYSTEM
Description
Table of Component Parts
Connection Diagram
Ignition System – Function and Service
Ignition Timing
Ignition Coil
Condenser
Charging System
Battery
Checking the Main Switch (removed from the chasiss)
Spark Plug
Lighting and Signal Systems

APPENDICES
A Conversion Tables
B LT2-M Special Data
C Wiring Diagrams
D Circuit Diagram
E Pre-Operation Check Chart
F Maintenance & Lubrication Interval Charts