CONTENTS
PREFACE ....................................................................................................................... 20
WARRANTY CERTIFICATE ............................................................................................. 23
ENGINE IDENTIFICATION ................................................................................................ 25
ELECTRICAL EQUIPMENT .............................................................................................. 25
RUGGERINI SERVICE ..................................................................................................... 25
CONSUMABLE MATERIALS .......................................................................................... 26
Lubricants .............................................................................................................. 26
Fuel ........................................................................................................................ 26
Filters ..................................................................................................................... 26
PRELIMINARY CHECKOUT ............................................................................................. 27
Checking dry air filter ............................................................................................ 27
Fuel check ............................................................................................................. 27
Other checks ......................................................................................................... 27
OPERATION ................................................................................................................... 28
Electric start .......................................................................................................... 28
Recoil starting system ........................................................................................... 28
Engine heating ....................................................................................................... 28
Run-in .................................................................................................................... 28
Engine stop ............................................................................................................ 28
MAINTENANCE .............................................................................................................. 29
Air filter .................................................................................................................. 30
Fuel filter ................................................................................................................ 30
Engine oil change .................................................................................................. 30
Internal oil filter ...................................................................................................... 31
Valve clearance ..................................................................................................... 31
Partial overhaul ...................................................................................................... 31
General overhaul .................................................................................................... 31
STORAGE ...................................................................................................................... 32
Storage up to 6 months ........................................................................................ 32
TROUBLESHOOTING ...................................................................................................... 33
ILLUSTRATIONS ........................................................................................................ cover
ELECTRICAL WIRING DIAGRAM .................................................................................... 83
English
19