Yamaha YA6 Manual 1964 Yamaha 125cc Motorcycle Service

Description

This 62 page, Yamaha YA6 Manual is reproduction of the original, out of print manual.  It provides detailed service information, step-by-step repair instruction and maintenance specifications for 1964 Yamaha YA6 125 motorcycles. Contains everything you need to know in order to service and restore your 1964 Yamaha YA6 125. Includes a color wiring diagram.

This 1964 Yamaha YA6 Service Manual includes the following information:

Chapter 1 Yamaha YA6 Features And Specifications
1-1 YA6 Features
1-2 YA6 Specifications
1-3 YA6 Performance Curves

Chapter 2 Yamaha Autolube
2-1 What Is The Yamaha Autolube?
2-2 Autolube Features
2-3 Construction
2-3-1 Pump Features
2-3-2 Pump Assembly
2-4 Pump Mechanism
2-4-1 Pump Mechanism
2-4-2 Main Parts And Their Function
2-4-3 Distributor-plunger Mechanism
2-5 Performance
2-5-1 Control Of The Amount Of Oil
2-5-2 Relation Between Plunger Stroke
2-5-3 Oil Consumption
2-5-4 Gasoline-to-oil Ratio
2-6 Inspection And Maintenance
2-6-1 Pump Setting
2-6-2 Letting Air Out Of The Pump
2-6-3 When Disassembling And Assembling
2-7 Oil For Yamaha Autolube

Chapter 3 Engine
3-1 General Description
3-2 Disassembling And Assembling The Engine
3-2-1 Disassembling
3-2-2 Assembling
3-3 Inspection And Repair Of The
Part Of Engine
3-3-1 Cylinder, Piston And Piston Head
3-3-2 Crank Assembly
3-3-3 Rotary Valve And Valve Cover
3-3-4 Primary Reduction And Clutch
3-3-5 Trnsmission, Shifter And Kick Crank
3-3-6 Crankcase
3-3-7 Air Cleaner And Carburetor

Chapter 4 Frame
4-1 YA6 Frame Features
4-2 Inspection And Repairing The Main Parts
4-2-1 Frame
4-2-2 Steering Handles And Wires
4-2-3 Front Fork
4-2-4 Rear Cushion Unit
4-2-5 Fuel Tank And Saddle
4-2-6 Other Improvements

Chapter 5 Electrical System
5-1 Electrical Parts
5-2 Starter Dynamo
5-3 Regulator
5-4 Igniton Coil
5-5 Spark Plug
5-6 Battery

Chapter 6 Inspection And Maintenance
6-1 Periodical Inspection
6-2 Periodical Inspection Chart
6-3 Inspection And Maintenance Of The Main Parts
6-3-1 Engine
6-3-2 Frame
6-3-3 Electrical System
6-4 Necessary Tools And Testers For Inspection And Maintenance