Owner`s manual
Table Of Contents
- CONTENTS
- SAFETY INFORMATION
- LOCATION OF IMPORTANT LABELS
- DESCRIPTION
- CONTROL FUNCTION
- PREPARATION
- PRE-OPERATION CHECK
- OPERATION
- PERIODIC MAINTENANCE
- STORAGE
- TROUBLESHOOTING
- SPECIFICATIONS
- CONSUMER INFORMATION
- EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS
- WIRING DIAGRAM
- YAMAHA MOTOR CORPORATION, U.S.A. EF SERIES GENERATORS 3-YEAR LIMITED WARRANTY
- YAMAHA OUTDOOR POWER EQUIPMENT CALIFORNIA EVAPORATIVE EMISSION CONTROL WARRANTY STATEMENT
- YAMAHA MOTOR CORPORATION, U.S.A. SMALL OFF ROAD ENGINES CALIFORNIA EMISSION CONTROL WARRANTY
- YAMAHA EXTENDED SERVICE (Y.E.S.)
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*1·····Initial replacement of the engine oil is after one month or 20 hours of operation.
*2·····The air filter element needs to be cleaned more frequently when using in unusually wet or dusty areas.
★····· Since these items require special tools, data and technical skills, have a Yamaha dealer perform the ser-
vice.
Item Routine
Pre-
operation
check
Every
6 months
or 100 Hr
12 months
or 300 Hr
Crankcase breather
• Check breather hose for cracks or
hose
damage. 1
• Replace if necessary.
Cylinder head
• Decarbonize cylinder head.
★
• More frequently if necessary.
Valve clearance • Check and adjust when engine is cold. ★
Fittings / fasteners
• Check all fittings and fasteners.
★
• Correct if necessary.
The point where abnormality was recognized by use. 1
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