CONTENTS
PREFACE ....................................................................................................................... 20
WARRANTY CERTIFICATE ............................................................................................. 24
ENGINE IDENTIFICATION ................................................................................................ 26
ELECTRICAL EQUIPMENT .............................................................................................. 26
RUGGERINI SERVICE ..................................................................................................... 26
CONSUMABLE MATERIALS .......................................................................................... 27
Lubricants .............................................................................................................. 27
Fuel ........................................................................................................................ 27
Filters ..................................................................................................................... 27
PRELIMINARY CHECKOUT ............................................................................................. 28
Fuel check ............................................................................................................. 28
Other checks ......................................................................................................... 28
OPERATION ................................................................................................................... 28
Electric start .......................................................................................................... 28
Recoil starting system ........................................................................................... 29
Manual start .......................................................................................................... 29
Engine heating ....................................................................................................... 29
Run-in .................................................................................................................... 29
Engine stop ............................................................................................................ 29
MAINTENANCE .............................................................................................................. 30
Air filter .................................................................................................................. 31
Fuel filter ................................................................................................................ 31
Engine oil change .................................................................................................. 32
Cooling system cleaning ........................................................................................ 32
Valve clearance ..................................................................................................... 32
Partial overhaul ...................................................................................................... 32
General overhaul .................................................................................................... 32
STORAGE ...................................................................................................................... 33
Storage up to 6 months ........................................................................................ 33
TROUBLESHOOTING ...................................................................................................... 34
ILLUSTRATIONS ........................................................................................................ cover
English
19