Owners Manual
Page 3
... the operation and maintenance of these numbers are the unit production number. NUMBER MODEL PRI-I .D. NOTE: The first three digits of this machine. AE00022 EF3000iSE EF3000iSEB OWNER'S MANUAL © 2004 by Yamaha Motor Corporation, U.S.A. 1st Edition, April 2004 All rights reserved. Printed in ordering spare parts from a Yamaha dealer. AE00012 IDENTIFICATION NUMBER RECORDS Record your Primary I .D. numbers in a separate place in the location...
... the operation and maintenance of these numbers are the unit production number. NUMBER MODEL PRI-I .D. NOTE: The first three digits of this machine. AE00022 EF3000iSE EF3000iSEB OWNER'S MANUAL © 2004 by Yamaha Motor Corporation, U.S.A. 1st Edition, April 2004 All rights reserved. Printed in ordering spare parts from a Yamaha dealer. AE00012 IDENTIFICATION NUMBER RECORDS Record your Primary I .D. numbers in a separate place in the location...
Owners Manual
Page 5
... CONNECTION 18 STOPPING THE ENGINE 22 PERIODIC MAINTENANCE 23 MAINTENANCE CHART 23 SPARK PLUG INSPECTION 25 CARBURETOR ADJUSTMENT.........25 ENGINE OIL REPLACEMENT ..........26 MUFFLER SCREEN AND SPARK ARRESTER 27 AIR FILTER 28 FUEL TANK FILTER 29 BATTERY 30 FUSE REPLACEMENT 31 TROUBLESHOOTING 32 STORAGE 34 DRAIN THE FUEL 34 ENGINE 34 BATTERY 35 RECOMMENDED BATTERY 35 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS............36 SPECIFICATIONS 37 DIMENSIONS 37 ENGINE 37 GENERATOR 37 WIRING DIAGRAM 38
... CONNECTION 18 STOPPING THE ENGINE 22 PERIODIC MAINTENANCE 23 MAINTENANCE CHART 23 SPARK PLUG INSPECTION 25 CARBURETOR ADJUSTMENT.........25 ENGINE OIL REPLACEMENT ..........26 MUFFLER SCREEN AND SPARK ARRESTER 27 AIR FILTER 28 FUEL TANK FILTER 29 BATTERY 30 FUSE REPLACEMENT 31 TROUBLESHOOTING 32 STORAGE 34 DRAIN THE FUEL 34 ENGINE 34 BATTERY 35 RECOMMENDED BATTERY 35 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS............36 SPECIFICATIONS 37 DIMENSIONS 37 ENGINE 37 GENERATOR 37 WIRING DIAGRAM 38
Owners Manual
Page 6
... and registered for inspection and repairs at Yamaha's option, any subsequent purchaser(s), it is imperative that time for warranty by an authorized Yamaha consumer generator dealer. All parts replaced under this warranty shall be ... AE01120 YAMAHA MOTOR CORPORATION U.S.A. EF- DURING THE PERIOD OF WARRANTY any authorized Yamaha consumer generator dealer will be to faulty workmanship or material from this warranty shall include parts replaced due to genuine Yamaha parts. Parts used in the appropriate Owner's Manual; 2. Installation of Yamaha Motor Corporation ...
... and registered for inspection and repairs at Yamaha's option, any subsequent purchaser(s), it is imperative that time for warranty by an authorized Yamaha consumer generator dealer. All parts replaced under this warranty shall be ... AE01120 YAMAHA MOTOR CORPORATION U.S.A. EF- DURING THE PERIOD OF WARRANTY any authorized Yamaha consumer generator dealer will be to faulty workmanship or material from this warranty shall include parts replaced due to genuine Yamaha parts. Parts used in the appropriate Owner's Manual; 2. Installation of Yamaha Motor Corporation ...
Owners Manual
Page 7
... and require additional assistance, please write: YAMAHA MOTOR CORPORATION U.S.A. lack of your new address by sending a postcard listing your Yamaha model name, engine number, dealer number (or dealer's name) as it to...Owner's Manual? operating the machine with federal law. -2- and so on a new Yamaha cannot be void or cancelled if I perform any later date. If you are general and overlap each Yamaha generator dealer is compiled from the purchase registrations sent to : YAMAHA MOTOR CORPORATION, U.S.A. Does the warranty cover incidental costs such as oil and spark plugs...
... and require additional assistance, please write: YAMAHA MOTOR CORPORATION U.S.A. lack of your new address by sending a postcard listing your Yamaha model name, engine number, dealer number (or dealer's name) as it to...Owner's Manual? operating the machine with federal law. -2- and so on a new Yamaha cannot be void or cancelled if I perform any later date. If you are general and overlap each Yamaha generator dealer is compiled from the purchase registrations sent to : YAMAHA MOTOR CORPORATION, U.S.A. Does the warranty cover incidental costs such as oil and spark plugs...
Owners Manual
Page 9
... THE AIR INDEX, THE LESS THE POLLUTION THIS ENGINE IS CERTIFIED TO BE EMISSION COMPLIANT FOR THE FOLLOWING USE: MODERATE INTERMEDIATE CHECK OWNERS MANUAL FOR FURTHER DETAILS EXTENDED THIS LABEL TO BE REMOVED BY THE ULTIMATE PURCHASER ONLY! 1 HOT EXHAUST ***-28176-** 2 OIL zzzzzz AC output Rated Phase DC output Fuel zzHz zzzKVA zzzV Single zzV zzA Gasoline YAMAHA MOTOR CO., LTD.
... THE AIR INDEX, THE LESS THE POLLUTION THIS ENGINE IS CERTIFIED TO BE EMISSION COMPLIANT FOR THE FOLLOWING USE: MODERATE INTERMEDIATE CHECK OWNERS MANUAL FOR FURTHER DETAILS EXTENDED THIS LABEL TO BE REMOVED BY THE ULTIMATE PURCHASER ONLY! 1 HOT EXHAUST ***-28176-** 2 OIL zzzzzz AC output Rated Phase DC output Fuel zzHz zzzKVA zzzV Single zzV zzA Gasoline YAMAHA MOTOR CO., LTD.
Owners Manual
Page 12
...switch is used without an isolation switch. This will prevent the generator from charging the main power line (backfeeding) when the main power sup- 741-104 ply has failed or has been turned off for generator power and allows selection of 2.5 mm square. 9 This extension cord should be connected to a build- Also, generator...mainte- ing's electrical system, a licensed electrician must install an isolation (transfer) switch in parallel with any other generator. 2 1 Correct 2 Incorrect AE00091 CONNECTION 1 w Before the generator can be protected by a tough flexible rubber sheath...
...switch is used without an isolation switch. This will prevent the generator from charging the main power line (backfeeding) when the main power sup- 741-104 ply has failed or has been turned off for generator power and allows selection of 2.5 mm square. 9 This extension cord should be connected to a build- Also, generator...mainte- ing's electrical system, a licensed electrician must install an isolation (transfer) switch in parallel with any other generator. 2 1 Correct 2 Incorrect AE00091 CONNECTION 1 w Before the generator can be protected by a tough flexible rubber sheath...
Owners Manual
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q r AE00101 CONTROL FUNCTION e w 793-107c AE00102 DESCRIPTION 1 Recoil starter 2 Oil filler cap 3 Oil drain plug 4 Battery box/Battery 5 Carrying handles (shaded) 6 Muffler 7 Fuel tank cap ty u t 793-108c AE00103 CONTROL PANEL 1 Engine switch 2 Economy control switch 3 DC receptacle 4 AC receptacle 5 Ground (Earth) terminal 6 Overload indicator light 7 AC pilot light 8 DC protector 9 Oil warning light 0 Choke knob q Fuel cock knob qw e r !1 !0 o i u y t -8- 793-109
q r AE00101 CONTROL FUNCTION e w 793-107c AE00102 DESCRIPTION 1 Recoil starter 2 Oil filler cap 3 Oil drain plug 4 Battery box/Battery 5 Carrying handles (shaded) 6 Muffler 7 Fuel tank cap ty u t 793-108c AE00103 CONTROL PANEL 1 Engine switch 2 Economy control switch 3 DC receptacle 4 AC receptacle 5 Ground (Earth) terminal 6 Overload indicator light 7 AC pilot light 8 DC protector 9 Oil warning light 0 Choke knob q Fuel cock knob qw e r !1 !0 o i u y t -8- 793-109
Owners Manual
Page 14
... circuit is insufficient. cC Take your hand off . NOTE: If the engine stalls or does not start again. If the oil warning light flickers for a few seconds, the engine oil is switched off the switch immediately after the engine starts. -9- The starter motor starts and the engine can be started. The engine will not start , turn the engine switch to "ON" position and then pull the recoil starter. The engine runs on .
... circuit is insufficient. cC Take your hand off . NOTE: If the engine stalls or does not start again. If the oil warning light flickers for a few seconds, the engine oil is switched off the switch immediately after the engine starts. -9- The starter motor starts and the engine can be started. The engine will not start , turn the engine switch to "ON" position and then pull the recoil starter. The engine runs on .
Owners Manual
Page 15
... or a submergible pump. The results are better fuel consumption and less noise. 763-124a 2 3 "OFF" When the economy control switch is turned "OFF", the engine runs at the rated r/min (3,800 r/min) regardless of whether there is used to supply fuel from the fuel tank to the specified generator rated output if the DC protector turns off again, consult...
... or a submergible pump. The results are better fuel consumption and less noise. 763-124a 2 3 "OFF" When the economy control switch is turned "OFF", the engine runs at the rated r/min (3,800 r/min) regardless of whether there is used to supply fuel from the fuel tank to the specified generator rated output if the DC protector turns off again, consult...
Owners Manual
Page 16
... be made each time the generator is sufficient fuel in the tank. Avoid touching the engine and muffler while they are still hot with a pump octane number ((R + M)/2) of 86 or higher, or research octane number of the fuel filter or it may overflow when the fuel heats up later and expands. 9 Wipe up any part of your body or...
... be made each time the generator is sufficient fuel in the tank. Avoid touching the engine and muffler while they are still hot with a pump octane number ((R + M)/2) of 86 or higher, or research octane number of the fuel filter or it may overflow when the fuel heats up later and expands. 9 Wipe up any part of your body or...
Owners Manual
Page 20
Turn the fuel cock knob to the "6" (START) position. 1 6 "START" 763-120e - 15 - Pull the choke knob fully out. 1 Choke knob q NOTE: The choke is not required to start . 1 Upper level AE01073 STARTING THE ENGINE NOTE: 9 Before starting the engine, do not connect any electric devices. 9 Turn the economy control switch to the original position. Electric Starting: q 3. q 763-126b 1 3 "OFF" q 1. ON 1 "ON...
Turn the fuel cock knob to the "6" (START) position. 1 6 "START" 763-120e - 15 - Pull the choke knob fully out. 1 Choke knob q NOTE: The choke is not required to start . 1 Upper level AE01073 STARTING THE ENGINE NOTE: 9 Before starting the engine, do not connect any electric devices. 9 Turn the economy control switch to the original position. Electric Starting: q 3. q 763-126b 1 3 "OFF" q 1. ON 1 "ON...
Owners Manual
Page 21
After the engine starts, warm up the engine until the engine does not stop when the choke knob is returned to start, release the switch, wait a few seconds, then try again. Turn the engine switch to the original position. - 16 - Pull slowly on any one attempt. 4. Manual Starting: q 3. After the engine starts, warm up the engine regardless of the economy control switch position. Push the choke knob...
After the engine starts, warm up the engine until the engine does not stop when the choke knob is returned to start, release the switch, wait a few seconds, then try again. Turn the engine switch to the original position. - 16 - Pull slowly on any one attempt. 4. Manual Starting: q 3. After the engine starts, warm up the engine regardless of the economy control switch position. Push the choke knob...
Owners Manual
Page 22
... some inverters that sense peak and RMS voltage values. NOTE: Some precision equipment is possible but total wattage should not exceed the rated output. EX: Generator rated output Frequency Power factor 1.0 AC 0.8 DC - 2,800VA -2,650W -2,100W 144W (12V/12A) 9 The overload indicator light 1 comes on any portable generator to provide power to such equipment. - 17 - AE01000 APPLICATION RANGE AC DC Power factor EF3000iSE...
... some inverters that sense peak and RMS voltage values. NOTE: Some precision equipment is possible but total wattage should not exceed the rated output. EX: Generator rated output Frequency Power factor 1.0 AC 0.8 DC - 2,800VA -2,650W -2,100W 144W (12V/12A) 9 The overload indicator light 1 comes on any portable generator to provide power to such equipment. - 17 - AE01000 APPLICATION RANGE AC DC Power factor EF3000iSE...
Owners Manual
Page 24
... discharging more than its rated wattage.) While the overload indicator light is stopped and then restarted. 9 The overload indicator light may flash when using electric devices that require a large starting current. NOTE: 9 The generator AC output automatically resets when the engine is flashing, electric devices that require a large starting current, such as follows: 1. If any connected electric devices. Check...
... discharging more than its rated wattage.) While the overload indicator light is stopped and then restarted. 9 The overload indicator light may flash when using electric devices that require a large starting current. NOTE: 9 The generator AC output automatically resets when the engine is flashing, electric devices that require a large starting current, such as follows: 1. If any connected electric devices. Check...
Owners Manual
Page 28
... 0 Check and adjust when engine is most important for best performance and safe operation. Check oil level 0 Replace 0 0 Clean. Replace if necessary. Check muffler screen and spark arrester. Replace 0 if necessary. Check breather hose for leakage. Replace if 0 necessary. * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. - 23 - Item 1. *S*park Plug 2.* *V*alve Clearance 3.* C**rankcase...
... 0 Check and adjust when engine is most important for best performance and safe operation. Check oil level 0 Replace 0 0 Clean. Replace if necessary. Check muffler screen and spark arrester. Replace 0 if necessary. Check breather hose for leakage. Replace if 0 necessary. * : It is recommended that these items be serviced by a Yamaha dealer. ** : Related to emission control system. - 23 - Item 1. *S*park Plug 2.* *V*alve Clearance 3.* C**rankcase...
Owners Manual
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... fasteners. cC Use only Yamaha specified genuine parts for further attention. - 24 - Replace if necessary. Item 8. Fuel Line 10. *C*hoke knob 11. Pre-Ope- Starting System ** 13.* Decarbonization 14. Check the pilot light comes on. Correct if necessary. Ask an authorized Yamaha dealer for replacement. Cooling System 12. No. Fuel Filter 9. Generation 15.* Fittings/ Fasteners Remarks Clean fuel tank filter. Check fuel hose for...
... fasteners. cC Use only Yamaha specified genuine parts for further attention. - 24 - Replace if necessary. Item 8. Fuel Line 10. *C*hoke knob 11. Pre-Ope- Starting System ** 13.* Decarbonization 14. Check the pilot light comes on. Correct if necessary. Ask an authorized Yamaha dealer for replacement. Cooling System 12. No. Fuel Filter 9. Generation 15.* Fittings/ Fasteners Remarks Clean fuel tank filter. Check fuel hose for...
Owners Manual
Page 37
... .... Press to "ON". 2 Clogged fuel line .... Electrical systems 2 Engine switch to "OFF" .... AE00785 Generator won 't start 1. Tighten nuts properly. 2 Damaged gasket .... Stop the engine, then restart. 2 Safety device (DC protector) to combustion chamber. 707-100 2 No fuel in tank .... Clean fuel line. 2 Clogged carburetor .... Clean carburetor. 705-073b 2. Add engine oil. 700-006 763-120g 760-009 3. Poor spark 2 Spark plug dirty with carbon or...
... .... Press to "ON". 2 Clogged fuel line .... Electrical systems 2 Engine switch to "OFF" .... AE00785 Generator won 't start 1. Tighten nuts properly. 2 Damaged gasket .... Stop the engine, then restart. 2 Safety device (DC protector) to combustion chamber. 707-100 2 No fuel in tank .... Clean fuel line. 2 Clogged carburetor .... Clean carburetor. 705-073b 2. Add engine oil. 700-006 763-120g 760-009 3. Poor spark 2 Spark plug dirty with carbon or...
Owners Manual
Page 38
... spark plug. Consult a Yamaha dealer. K Check the spark plug. 9 Type: 9 Gap: w 9 To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area. 9 To prevent FIRE HAZARDS be sure to "ON", then pull the recoil starter and check if the oil warining light flickers. L Incorrect Replace or Adjust Gap. C Does not flicker D Flickers. G Level low Add engine oil. J Engine starts. H Pull the recoil starter and check the spark plug...
... spark plug. Consult a Yamaha dealer. K Check the spark plug. 9 Type: 9 Gap: w 9 To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area. 9 To prevent FIRE HAZARDS be sure to "ON", then pull the recoil starter and check if the oil warining light flickers. L Incorrect Replace or Adjust Gap. C Does not flicker D Flickers. G Level low Add engine oil. J Engine starts. H Pull the recoil starter and check the spark plug...
Owners Manual
Page 39
... generator in the carburetor. Drain the fuel from rusting). 3. spoon of the generator and apply a rust inhibitor. 712-028a 4. Then stop pulling. (This prevents the cylinder and valves from the fuel tank into the spark plug hole and reinstall the spark plug. The caster lock lever should be in a vertical position when stored, carried or operated. Then, install the fuel tank cap. Start the engine...
... generator in the carburetor. Drain the fuel from rusting). 3. spoon of the generator and apply a rust inhibitor. 712-028a 4. Then stop pulling. (This prevents the cylinder and valves from the fuel tank into the spark plug hole and reinstall the spark plug. The caster lock lever should be in a vertical position when stored, carried or operated. Then, install the fuel tank cap. Start the engine...
Owners Manual
Page 42
....5) 555 (21.9) 69 (152.1) AE00704 ENGINE Type Cylinder Arrangement Displacement Bore × Stroke Rated Output Operation Hours at rated operation Fuel Fuel Tank Capacity Engine Oil Quantity Ignition System Unit cm3 mm (in) kW(HP)/r/min Hr L (Imp gal, US gal) L (Imp qt, US qt) Spark Plug: Type Spark Plug: Gap mm (in) Noise Level* dB (A) EF3000iSE EF3000iSEB Forced air cooled 4-stroke gasoline...
....5) 555 (21.9) 69 (152.1) AE00704 ENGINE Type Cylinder Arrangement Displacement Bore × Stroke Rated Output Operation Hours at rated operation Fuel Fuel Tank Capacity Engine Oil Quantity Ignition System Unit cm3 mm (in) kW(HP)/r/min Hr L (Imp gal, US gal) L (Imp qt, US qt) Spark Plug: Type Spark Plug: Gap mm (in) Noise Level* dB (A) EF3000iSE EF3000iSEB Forced air cooled 4-stroke gasoline...
