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AE00002 INTRODUCTION Congratulations on your purchase of your new Yamaha. This manual will provide you with a good basic understanding of the operation and maintenance of this machine. If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer.
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If there is any question concerning this manu- al, please consult your Yamaha deal- Failure to follow WARNING instructions could result in severe injury or death to 9 This manual should be considered a...
RANTIES OF MERCHANTABILITY AND FITNESS authorized Yamaha consumer generator dealer FOR A PARTICULAR PURPOSE WHICH EXCEED will, free of charge, repair or replace, at Yamaha’s THE OBLIGATIONS AND TIME LIMITS STATED IN option, any part adjudged defective by Yamaha THIS WARRANTY ARE HEREBY DISCLAIMED BY due to faulty workmanship or material from the YAMAHA MOTOR CORPORATION, U.S.A.
Yamaha industrial generator dealer OTHER WARRANTY KIND, will, free of charge, repair or replace, at Yamaha’s EXPRESSED OR IMPLIED. ALL IMPLIED WAR- option, any part adjudged defective by Yamaha RANTIES OF MERCHANTABILITY AND FITNESS due to faulty workmanship or material from the FOR A PARTICULAR PURPOSE WHICH EXCEED factory.
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Yamaha Motor exactly as specified in the Owner’s Manual? Corporation, U.S.A. by the selling dealer at the A. No. The warranty on a new Yamaha cannot time of your purchase. If you should move after be “voided” or “cancelled.”...
FUEL: THIS ENGINE IS CERTIFIED TO OPERATE ON UNLEADED GASOLINE. THIS ENGINE CONFORMS TO PHASE 2 U.S.EPA REGULATIONS FOR SMALL NONROAD ENGINES. EMISSIONS COMPLIANCE PERIOD:CATEGORY A (EPA) 2179R SAE 10W-30 TYPE YAMAHA MOTOR CO., LTD zzz- ENGINE OIL: – 4 –...
AE00071 SAFETY INFORMATION AE00072 EXHAUST FUMES ARE POISONOUS 9 Never operate the engine in a closed area or it may cause unconsciousness and death within a 741-002 short time. Operate the engine in a well ventilated area. AE00075 FUEL IS HIGHLY FLAMMABLE AND POISONOUS 9 Always turn off the engine when refuelling.
9 Keep the machine at least 1 m (3 ft) from buildings or other equipment, or the engine may overheat. a 1 m (3 ft) 741-008a 9 Avoid operating the engine with a dust cover. 741-009 9 Be sure to carry the generator only by its carrying handle(s).
Ground (earth) Lead Diameter: 0.12 mm (0.005 in)/ampere 10 Ampere → 1.2 mm (0.05 in) AE00088 CONNECTION NOTES 9 Avoid connecting the generator to commercial power outlet. 9 Avoid connecting the generator in parallel with any other generator. 1 Correct 2 Incorrect AE00091 CONNECTION...
AE00111 OIL WARNING SYSTEM When the oil level falls below the lower level, the engine stops automatically. Unless you refill with oil, the engine will not start again. NOTE: If the engine stalls or does not start, turn the engine switch to “ON”...
Reduce the load to the specified generator rated 763-188a output if the DC protector turns off. If it turns off again, consult a Yamaha dealer. NOTE: Press to reset the DC protector. 1 “OFF” 763-006 2 “ON”...
Fuel tank capacity: Total: 11.2 L (2.46 Imp gal, 2.96 US gal) Your Yamaha engine has been designed to use regu- lar unleaded gasoline with a pump octane number ((R + M)/2) of 86 or higher, or research octane number of 91 or higher.
AE00222 ENGINE OIL Make sure the engine oil is at the upper level of the oil filler hole. Add oil as necessary. 700-108a 1 Upper level Recommended oil: å YAMALUBE 4 (10W-30) or SAE 10W-30 type SE motor oil ∫ SAE #30 700-103c ç...
AE00955 OPERATION NOTE: The generator has been shipped without engine oil. Fill with oil or it will not start. 700-006a 1 Upper level AE00989 STARTING THE ENGINE NOTE: 9 Before starting the engine, do not connect any 761-062a electric devices. 9 Turn the economy control switch to the “3”...
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3. Pull the choke knob fully out. 1 Choke knob NOTE: The choke is not required to start a warm engine. 701-047b Push the choke knob in to the original position. 4. Pull slowly on the recoil starter until it is engaged, then pull it briskly.
AE01000 APPLICATION RANGE 0.4–0.75 Power factor 0.8–0.95 (Efficiency 0.85) Rated voltage EF2800i –2,500W –2,000W –850W Rated current YG2800i NOTE: 9 “–” means below. 9 Application wattage indicates when each device is used by itself. 9 The simultaneous usage of AC and DC power is possible but total wattage should not exceed the rated output.
AE01001 CONNECTION Alternating Current (AC) 9 Be sure all electric devices including the lines and plug connections are in good condition before connection to the generator. 9 Be sure any electric devices are turned off before plugging it in. 9 Be sure the total load is within generator rated output.
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AE00788 Overload indicator light The overload indicator light 1 comes on when an overload of a connected electrical device is detected, the inverter control unit overheats, or the AC output voltage rises. The electronic breaker will then activate, stopping power generation in order to protect the gen- 760-021a erator and any connected electric devices.
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9 Reduce the load to the specified generator rated output if the DC protector turns off. If it turns off again, consult a Yamaha dealer. NOTE: Press to reset the DC protector. 763-005a 1 “ON”...
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Never smoke or make and break connections at the battery while charging. Sparks may ignite the battery gas. Battery electrolyte is poisonous and dangerous, causing severe burns, etc. contains sulfuric (sul- phuric) acid. Avoid contact with skin, eyes or clothing. Antidote: EXTERNAL-Flush with water.
AE00992 STOPPING THE ENGINE NOTE: 9 Turn off any electric devices. 9 Turn the economy control switch to the “3” (OFF) position. 763-126b 1 3 “OFF” 1. Disconnect any electric devices. å EF2800i 761-062a ∫ YG2800i 761-073 2. Turn the engine switch to the “5” (STOP) posi- tion.
Clean/ replace if necessary. Check oil level Engine Oil Replace Clean. Air Filter Replace if necessary. : It is recommended that these items be serviced by a Yamaha dealer. : Related to emission control system. – 22 –...
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16.* Fasteners Correct if necessary. : It is recommended that these items be serviced by a Yamaha dealer. : Related to emission control system. Use only Yamaha specified genuine parts for replacement. Ask an authorized Yamaha dealer for further attention.
20 N•m (2 kgf•m, 14 lbf•ft) AE00431 CARBURETOR ADJUSTMENT The carburetor is a vital part of the engine. Adjusting should be left to a Yamaha dealer with the profession- al knowledge, specialized data, and equipment to do so properly. – 24 –...
AE00972 ENGINE OIL REPLACEMENT 1. Place the machine on a level surface and warm up the engine for several minutes. Then stop the engine. 2. Remove the oil filler cap. 3. Place an oil pan under the engine. Remove the oil drain plug so that the oil can be completely drained.
AE00443 MUFFLER SCREEN AND SPARK ARRESTER The engine and muffler will be very hot after the engine has been run. Avoid touching the engine and muffler while they are still hot with any part of your body or clothing 741-001 during inspection or repair.
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6. Install the spark arrester. NOTE: Align the spark arrester projection with the hole in the muffler pipe. 711-054d 1 Projection 2 Hole 7. Install the muffler screen. 711-067a – 27 –...
AE00451 AIR FILTER 1. Remove the air filter cover and element. 2. Wash the element in solvent and dry. 3. Oil the element and squeeze out excess oil. The element should be wet but not dripping. Recommended oil: Foam-air-filter oil SAE #20 motor oil Do not wring out the element.
AE00461 FUEL COCK Never use or be near fuel and solvent while smok- ing or in the vicinity of an open flame. 1. Stop the engine. 2. Turn the fuel cock lever to “OFF”. 3. Remove the fuel cock cup and gasket. 4.
3. If G.F.C.I. operation is correct, push in the reset 763-059 button. If the G.F.C.I. operates incorrectly, consult a Yamaha dealer. Do not operate the generator with a faulty G.F.C.I. circuit. Electric shock could occur. Have the gen- erator repaired by a qualified mechanic.
AE00512 TROUBLESHOOTING Engine won’t start 1. Fuel systems No fuel supplied to combustion chamber. 2 No fuel in tank ..Supply fuel. 707-001 2 Clogged fuel line ..Clean fuel line. 2 Foreign matter in fuel cock ..Clean fuel cock. 2 Clogged carburetor ..
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Engine does not Engine starts. start. Check the following Clean or Replace; Consult a O Clogged 9 Fuel cock clogging Yamaha dealer. 9 Air cleaner element Consult a Yamaha dealer. clogging. – 32 –...
AE00601 STORAGE Long term storage of your machine will require some preventive procedures to guard against deterioration. AE00611 DRAIN THE FUEL 1. Drain the fuel tank, fuel cock, and carburetor float bowl. a Carburetor drain plug 2. Pour a cup of SAE 10W30 or 20W40 motor oil into the tank.
AND LATER SMALL OFF-ROAD ENGINES. The acronyms conform to the latest version of the SAE’s recommended prac- tice document J1930, “Diagnostic Acronyms, Terms, and Definitions For Electrical/Electronic System”. It is recommended that these items be serviced by a Yamaha dealer. – 34 –...
AE00751 WIRING DIAGRAM EF2800i Color code 1 Main coil Black 2 Sub coil Brown 3 DC rectifier 4 Control unit Green 5 AC pilot light Gray 6 AC receptacle Blue 7 Ground (Earth) terminal Orange 8 Economy control switch 9 Overload indicator light White 0 DC receptacle Yellow...
AE00751 WIRING DIAGRAM YG2800i 1 ! 1 1 Main coil 770-038b 2 Sub coil Color code 3 DC rectifier Black 4 Control unit Brown 5 AC pilot light Green 6 AC receptacle Gray 7 G.F.C.I. receptacle Blue 8 Ground (Earth) terminal Orange 9 Economy control switch 0 Overload indicator light...
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PRINTED IN JAPAN 08 – 0.3 × 1 PRINTED ON RECYCLED PAPER...
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