Owner`s manual
Table Of Contents
- CONTENTS
- LOCATION OF IMPORTANT LABELS
- SAFETY INFORMATION
- CONTROL FUNCTION
- PRE-OPERATION CHECK
- OPERATION
- PERIODIC MAINTENANCE
- TROUBLESHOOTING
- STORAGE
- EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS
- SPECIFICATIONS
- 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.)

5. Install the oil drain bolt.
– 26 –
700-109a
3
4
2
1
700-006a
1
AE00972
ENGINE OIL REPLACEMENT
Avoid draining the engine oil immediately after
stopping the engine. The oil is hot and should be
handled with care to avoid burns.
1. Place the generator on a level surface and warm
up the engine for several minutes.
Then stop the engine.
WARNING
Oil drain bolt torque:
17 Nm (1.7 m·kgf, 12 ft·lbf)
2. Remove the oil filler cap.
3. Place an oil pan under the engine. Remove the oil
drain bolt so that the oil can be completely
drained.
4. Check the oil drain bolt, gasket, oil filler cap and
O-ring. If damaged, replace.
1 Oil filler cap
2 O-ring
3 Oil drain bolt
4 Gasket
6. Add engine oil to the upper level.
1 Upper level
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