Service manual

CONTENTS

1. Information ........................................................................................................................ 5

1.1 Safety ........................................................................................................................... 5

1.2 Notes ............................................................................................................................ 5

1.3 Important Symbols And Specifications....................................................................... 6

1.4 Serial Number.............................................................................................................. 9

1.5 Torque Values.............................................................................................................. 9

1.5 Torque Values............................................................................................................ 10

2. Maintenance..................................................................................................................... 11

2.1 Maintenance Data ...................................................................................................... 11

2.2 Maintenance Schedule ............................................................................................... 12

2.3 Fuel Tube ................................................................................................................... 12

2.4 Throttle Operation...................................................................................................... 13

2.5 Throttle Cable Adjustment......................................................................................... 13

2.6 Air Filter..................................................................................................................... 13

2.7 Spark Plug.................................................................................................................. 14

2.8 Idle Speed................................................................................................................... 14

2.9 Drive Chain................................................................................................................ 14

2.10 Brake System ........................................................................................................... 15

2.11 Wheels And Tires.......................................................................................... 17

2.12 Steering System .............................................................................................. 17

2.13 Toe-In.................................................................................................................. 18

3. Engine Remove And Installation..................................................................................... 19

3.1 General Information.......................................................................................... 19

3.2 Engine Removal.................................................................................................. 19

3.3 Engine Installation............................................................................................ 20

4. Lubrication System.......................................................................................................... 21

4.1 Mechanism Diagram ......................................................................................... 21

4.2 Maintenance Guidelines............................................................................................. 22

4.3 Troubleshooting......................................................................................................... 22

4.4 Engine Oil.................................................................................................................. 23

4.5 Transmission Oil Change........................................................................................... 23

4.6 Oil Pump.................................................................................................................... 24

5. Fuel System...................................................................................................................... 27

5.1 Drawing Of The Fuel System .................................................................................... 27

5.2 Maintenance Information........................................................................................... 28

5.3 Troubleshooting......................................................................................................... 29

5.4 Carburetor Removal / Installation.............................................................................. 30

5.5 Air Cut-Off Valve...................................................................................................... 31

5.6 Throttle Valve............................................................................................................ 32

5.7 Float Chamber............................................................................................................ 33

5.8 Adjustment Of Idle Speed.......................................................................................... 35

5.9 Fuel Tank ................................................................................................................... 36

5.10 Air Cleaner............................................................................................................... 37

6. Cylinder Head/Valve ....................................................................................................... 38

6.1 Mechanism Diagram.................................................................................................. 38

6.2 Operation Precautions................................................................................................ 39