
Generator7XF-28199-10EF4500iSEOWNER’S MANUALPLEASE READ AND UNDERSTAND THIS MANUALCOMPLETELY BEFORE OPERATING THE MACHINE.LIT-19626-01-46PRINTED ON RE
– 5 –3526WARNINGREAD THE OWNER‘S MANUAL AND ALL LABELS BEFORE OPERATING.qqAVERTISSEMENT8ONLY OPERATE IN WELL-VENTILATED AREAS.EXHAUST GAS CONTAINS POI
– 6 –DESCRIPTIONAE001021 Carrying handles (shaded)2 Fuel tank cap3 Fuel gauge4 Muffler5 Caster lock lever 6 Oil filler cap7 Oil drain plug8 BatteryAE0
763-119qwe– 7 –700-7XFAE00111Oil warning light (red)When the oil level falls below the lower level, the oilwarning light comes on and then the engine
– 8 –793-7XFe12AE00134AC protectorThe AC protector 1 trips when total amount of the tworeceptable 2 loads exceeds 20A.Press the switch to reset the AC
– 9 –AE01087Overload indicator lightThe overload indicator light 1 comes on when anoverload of a connected electrical device is detected,the inverter
– 10 –763-7XFb705-073cONOFF1763-7XFaFuel cock knobThe fuel cock supplies fuel from the fuel tank to thecarburetor.The fuel cock has two positions.ONWi
– 11 –741-7XFl12707-7XF707-7XFc3 4707-7XFaPREPARATIONAE00856Fuelw9 Fuel is highly flammable and poisonous.Check “SAFETY INFORMATION” (See page 1)care
– 12 –– 12 –3700-7XFa700-103cr0°Cå YAMALUBE 4 (10W-30 or 10W-40)∂ SAE 10Wç SAE #20∫ SAE #3032°F25°C80°F700-006AE00222Engine oilcCThe generator has bee
– 13 –AE01083Battery preparation(See page 30)wBattery electrolyte is poisonous and dangerous,causing severe burns, etc. It contains sulfuric (sul-phur
– 14 –9. Connect the negative lead (black) 8 to the nega-tive (-) battery terminal 9.10. Install the rear cover and tighten the bolts.89762-7XFd 7XF-2
7XF-28199-10_hyoshi 08.1.25 9:33 AM Page 2
– 15 –AE00845PRE-OPERATION CHECKwIf any item in the Pre-operation check is not work-ing properly, have it inspected and repaired beforeoperating the g
– 16 –761-7XFb705-073ONOFFqAE00846OPERATIONw9 Never operate the engine in a closed area or itmay cause unconsciousness and death withina short time. O
– 17 –763-120aq3. Turn the engine switch to “START”.Take your hand off the switch immediately afterthe engine starts.1 6 “START”cCIf the engine fails
– 18 –761-7XFb763-120bq705-073aONOFFq4. Turn the fuel cock knob to “OFF”.1 “OFF”3. Turn the engine switch to “STOP”.1 5 “STOP”AE00840Stopping the engi
– 19 –AE00839ConnectionAlternating Current (AC)wBe sure any electric devices are turned off beforeplugging it in.cC9 Be sure all electric devices incl
– 20 –AE00812Application rangeWhen using the generator, make sure the total load is within rated output of a generator.Otherwise, generator damage may
– 21 –AE00401PERIODIC MAINTENANCESafety is an obligation of the owner. Periodic inspection, adjustment and lubrication willkeep your generator in the
– 22 –*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
4. Check the spark plug type and gap a.NOTE:The spark plug gap should be measured with a wirethickness gauge and, if necessary, adjusted to specifi-ca
3. Remove the rubber cap 3, plastic plug 4 and theoil filler cap 5.4. Place an oil pan under the engine. Remove the oildrain bolt 6 so that the oil ca
AE00002INTRODUCTIONCongratulations on your purchase of your new Yamaha.This manual will provide you with a good basic understanding of the operation a
– 25 –cCBe sure no foreign material enters the crankcase.8. Install the oil filler cap, the rubber cap and theplastic plug.9. Install the front cover
– 26 –3. Remove the air filter cover 1 and foam element2.4. Wash the foam element in solvent and dry it.5. Oil the foam element and squeeze out excess
– 27 –741-7XFl12788-7XFb123711-7XFa711-7XFb4711-7XFcAE01075Muffler screen and spark arresterwThe engine and muffler will be very hot after theengine h
– 28 –21711-7XFd711-7XFe6. Install the muffler screen and the muffler cap.7. Install the rear cover and tighten the bolts.3. Remove the carbon deposit
– 29 –707-043bqAE00471Fuel tank filterwNever use or be near fuel and solvent while smok-ing or in the vicinity of an open flame.1. Remove the fuel tan
– 30 –762-012AE00842BatteryThis generator is equipped with a sealed type (MF)battery, which does not require any maintenance.There is no need to check
2. Replace the fuse with one of proper amperage.NOTE:If the fuse immediately blows again, consult a Yamahadealer.3. Install the front cover and tighte
– 32 –AE00601STORAGELong term storage of your machine will require somepreventive procedures to guard against deterioration.AE01056Drain the fuel1. Re
– 33 –762-003AE01086Battery1. Remove the battery.2. Store the battery in a cool, dark and dry place andcharge it once a month.Do not store the battery
– 34 –707-7XFc705-073cONOFF700-006760-009AE00512TROUBLESHOOTINGEngine won’t start1. Fuel systemsNo fuel supplied to combustion chamber.2 No fuel in ta
Particularly important information is distin-guished in this manual by the followingnotations.-The Safety Alert Symbol means ATTEN-TION! BECOME ALERT!
– 35 –AE00515Generator won’t produce power•Safety device (AC protector) to "Reset"····Press the AC protector to “Set”.A ENGINE DOES NOT STAR
– 36 –Faulty battery and/or starter motor.Consult a Yamaha dealer.EI Check engine oil level.J OK K Level lowConsult a Yamaha dealer.Add engine oil.O C
– 37 –Unit EF4500iSEType Air cooled 4-stroke gasoline OHVCylinder ArrangementInclined, 1 cylinderDisplacement cm3357Bore × Stroke mm (in) 85.0 × 63.0
– 38 –AE00012Identification number recordsRecord your Primary I.D., and serial num-bers in the spaces provided, to assist youin ordering spare parts f
– 39 –Yamaha Motor Corporation, U.S.A. hereby war-rants that new Yamaha consumer generators pur-chased from an authorized Yamaha consumergenerator dea
– 40 –WARRANTY QUESTIONS AND ANSWERSQ. What costs are my responsibility during thewarranty period?A. The customer’s responsibility includes allcosts
– 41 –AE00789EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTSItem Acronym9 CARB. ASSY., LH. & JT., ...CARB (Carburetor)CARBURETO
– 42 –— MEMO — 7XF-28199-10_b 08.1.31 9:21 Page 42
– 43 –MY R B/WL/R R/WR/B BOFFONSTARTRRBBG/WB/RR/WOr/WY/WRYYYYGLOrG/WB/RL/YL/RL/WY/WR/WL/WOr/WRLYYYYGOrRLYGOrL/WG/WR/WOr/WY/WL/WLLOrWWWWWWG/RWG/RG/R G/
– 44 –1 Main coil2 Control unit3 AC protector (breaker)4 AC pilot light5 AC receptacle6 Overload indicator light7 Hour meter/power meter8 Ground (Eart
AE00041CONTENTSSAFETY INFORMATION ...1EXHAUST FUMES ARE POISONOUS...1FUEL IS HIGHLY FLAMMABL
— MEMO — 7XF-28199-10_b 08.1.31 9:21 Page 45
7XF-28199-10_hyoshi 08.1.25 9:33 AM Page 2
Generator7XF-28199-10EF4500iSEOWNER’S MANUALPLEASE READ AND UNDERSTAND THIS MANUALCOMPLETELY BEFORE OPERATING THE MACHINE.LIT-19626-01-46PRINTED ON RE
– 1 –741-7XFa741-7XFb741-7XFc741-7XFd741-7XFe741-7XFfAE00071SAFETY INFORMATIONAE00072EXHAUST FUMES ARE POISONOUS9 Never operate the engine in a closed
– 2 –741-7XFga741-7XFh1794-7XFa741-7XFi741-7XFj9 Keep the machine at least 1 m (3 ft) from buildingsor other equipment, or the engine may overheat.a 1
– 3 –1212741-7XFkAE00088CONNECTION NOTES9 Avoid connecting the generator to commercialpower outlet.9 Avoid connecting the generator in parallel with a
– 4 –AE00062LOCATION OF IMPORTANT LABELSPlease read the following labels carefully before oper-ating this machine.NOTE:Maintain or replace safety and
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