TABLE OF CONTENTS
Chapter 1 General Information .............................................................................. 1
Engine Identification ........................................................................................... 1
Engine Breakdown .............................................................................................. 2
Parts List ............................................................................................................. 3
Engine Care ........................................................................................................ 4
Fuel, Oils, Storage .............................................................................................. 4
Tune-Up Procedure ............................................................................................ 5
4-Cycle Engine Theory ....................................................................................... 6
Chapter 2
Air Cleaners ..................................................................................................... 7-8
Carburetion ......................................................................................................... 9
Identification ........................................................................................................ 9
Parts Breakdown................................................................................................. 9
Float Bowl Service ............................................................................................ 10
Float Bowl Reassembly .................................................................................... 11
Float Bowl Drain........................................................................................... 10-11
Rebuilding the carburetor body ......................................................................... 11
Welch Plug Removal ........................................................................................ 11
Cleaning Welch Plug and Installation ............................................................... 11
Throttle Shaft & Shutter .................................................................................... 12
Primer Bulb ....................................................................................................... 12
Chapter 3
Governors and Linkage ............................................................................... 13-14
Chapter 4
Starters ............................................................................................................. 15
Rewind Starter ............................................................................................. 15-16
12 Volts Starters .......................................................................................... 17-18
Chapter 5
Flywheels and Servicing ................................................................................... 19
Removal and Assembly ............................................................................... 19-20
Brake System Operation ................................................................................... 20
Wiring ................................................................................................................ 21
Battery .............................................................................................................. 21
Replace Brake Pad ........................................................................................... 21
Brake Mechanism Installation ........................................................................... 22
Control Switch & Replacement ......................................................................... 22
Chapter 6
Alternator .......................................................................................................... 23
Troubleshooting Electric Start Engines ............................................................. 23
Chapter 7
Ignition System ................................................................................................. 24
Ignition System Operation ................................................................................. 24
Spark Plug Service ........................................................................................... 23
Timing Adjustment ............................................................................................ 24
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