Description
Official 1971 Yamaha HT1B Factory Service Manual
Provides detailed service information, step-by-step repair instruction and maintenance specifications for 1971 Yamaha HT1B motorcycles. Contains everything you need to know in order to service and restore your machine. This is a high quality reproduction of the original.
The service manual includes the following topics:
CHAPTER 1 GENERAL – Profile, Features of Yamaha 90HT1-B, Specifications & Performance HTVB, Performance Curves, Tools and Instruments for Shop Service
CHAPTER 2 YAMAHA AUTOLUBE – (Automatic, Separate Lubricating System), What is YAMAHA Autolube?, Features of YAMAHA Autolube, Handling the Oil Pump
CHAPTER 3 5-PORT CYLINDER INDUCTION SYSTEM – Description of 5-Port Cylinder Induction System, Construction and Design of the 5-Port Induction System
CHAPTER 4 ENGINE – Engine Removal, Cylinder Head, Cylinder, Piston Pin, Piston Ring, Piston, Flywheel Magneto, Crankcase Cover (RH), Clutch, Primary Drive Gear, Kick Starter Mechanism, Shift Mechanism, Drive Sprocket, Crankcase, Transmission Assembly, Crankshaft, Bearings and Oil Seals, Carburetor, Air Cleaner
CHAPTER 5 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
CHAPTER 6 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 chassis), Spark Plug, Lighting and Signal Systems
