Yamaha EF1000iS Owner's Manual

GeneratorLIT-19626-01-677CG-28199-14PRINTED ON RECYCLED PAPERPRINTED IN JAPAN2011.04-0.5×1 !(E)EF1000iSOWNER’S MANUALRead this manual carefully before

– 5 –1212741-090AE00088CONNECTION NOTES9 Avoid connecting the generator to commercialpower outlet.9 Avoid connecting the generator in parallel with an

– 6 –793-104a1634785291793-105aw02q35AE00101DESCRIPTION1234q09 8 7793-106a56AE00103CONTROL PANEL1 Overload indicator light2 AC pilot light3 Oil warnin

AE00111OIL WARNING LIGHT (red)When the oil level falls below the lower level, the oilwarning light (red) comes on and then the enginestops automatical

– 8 –TIPThe economy control switch must be turned to “OFF”when using electric devices that require a large start-ing current, such as a compressor or

– 9 –763-227123707-098OFFON54AE01034FUEL COCK KNOBThe fuel cock knob is used to supply fuel from the fueltank to the carburetor.1 Fuel cock knob 2 “ON

741-091AE00845PRE-OPERATION CHECKPre-operation checks should be made each time thegenerator is used.The engine and muffler will be very hot after thee

– 11 –707-0959 Fuel is highly flammable and poisonous.Check “SAFETY INFORMATION” (See page 3)carefully before refueling.9 Do not fill above the “LEVE

700-116700-11911AE01158ENGINE OILMake sure the engine oil is at the upper level of the oilfiller hole. Add oil as necessary.TIPPlace the generator on

– 13 –AE01109OPERATION9 Never operate the engine in a closed area or itmay cause unconsciousness and death withina short time. Operate the engine in a

– 14 –4. Turn the engine switch to “ON”.1 7 “ON”763-22315. Pull the choke knob fully out.1 Choke knobTIPThe choke is not required to start a warm engi

Read this manual carefully before operating this machine. This manualshould stay with this machine if it is sold. 7CG-28199-14_hyoshi 11.4.18 10:14

TIP9 “–” means below.9 Application wattage indicates when each device isused by itself.9 The simultaneous usage of AC and DC power ispossible but tota

763-222a1– 16 –763-2261761-078aAE01023CONNECTIONAlternating Current (AC)Be sure any electric devices are turned off beforeplugging them in.9 Be sure a

763-2251AE00953OVERLOAD INDICATOR LIGHT (red)The overload indicator light (red) comes on when anoverload of a connected electrical device is detected,

AE01100BATTERY CHARGINGDo not connect a VRLA (Valve Regulated LeadAcid) battery. To charge a VRLA battery, a special(constant-voltage) battery charger

– 19 –9 Be sure the economy control switch is turned“OFF” while charging the battery.9 Be sure to connect the red battery chargerlead to the positive

– 20 –762-0129 Electrolyte is poisonous and dangerous sinceit contains sulfuric acid, which causes severeburns. Avoid any contact with skin, eyes orcl

– 21 –763-2221761-078763-223a1705-071d1ONOFF707-097aAE01025STOPPING THE ENGINETIPTurn off any electric devices.1. Turn the economy control switch to “

– 22 –AE00401PERIODIC MAINTENANCESafety is an obligation of the owner. Periodic inspection, adjustment and lubrication willkeep your generator in the

– 23 –*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

– 24 –760-024760-02514. Check the spark plug type and gap.a Gap TIPThe spark plug gap should be measured with a wirethickness gauge and, if necessary,

AE00012IDENTIFICATION NUMBER RECORDSRecord your Primary I.D., and serial num-bers in the spaces provided, to assist youin ordering spare parts from a

– 25 –AE00431CARBURETOR ADJUSTMENTThe carburetor is a vital part of the engine. Adjustingshould be left to a Yamaha dealer with the profession-al know

– 26 –7. Add engine oil to the upper level of the filler holeusing the oil filler guide.6 Oil filler guide9 Do not tilt the generator when adding engi

– 27 –711-0681AE01028MUFFLER SCREEN AND SPARK ARRESTERThe engine and muffler will be very hot after theengine has been run.Avoid touching the engine a

– 28 –5. Remove the carbon deposits on the mufflerscreen and spark arrester using a wire brush.When cleaning, use the wire brush lightly to avoiddamag

– 29 –AE01029AIR FILTER1. Remove the cover.1 Cover 2. Remove the clips holding the air filter case cover.2 Clip 3 Air filter case cover 788-0011788-00

– 30 –707-0941AE00471FUEL TANK FILTERNever use the gasoline while smoking or in thevicinity of an open flame.1. Remove the fuel tank cap and fuel filt

– 31 –707-091AE01097TROUBLESHOOTINGEngine won’t start1. Fuel systemsNo fuel supplied to combustion chamber.2 No fuel in tank ... Supply fuel.2 Fuel i

T Consult a Yamaha dealer.S Engine does not start.ROKCleanorreplaceQ– 32 –BPOKO CloggedC Does not flicker D Flickers.AE00515A ENGINE DOES NOT STARTTur

– 33 –AE00601STORAGELong term storage of your machine will require somepreventive procedures to guard against deterioration.AE01177DRAIN THE FUEL1. Tu

– 34 –788-0011707-10316. Remove the screw and cover.1 Cover7. Drain the fuel remaining in the carburetor into anapproved container by loosening the dr

Particularly important information is distin-guished in this manual by the followingnotations.This is the safety alert symbol. It isused to alert you

– 35 –712-026AE00621ENGINEPerform the following steps to protect the cylinder, pis-ton ring, etc. from corrosion.1. Remove the spark plug, pour about

– 36 –AE00789EXHAUST EMISSION CONTROL SYSTEMAND COMPONENTSItem Acronym9 CARB. ASSY., LH. & JT., ...CARB (Carburetor)CARBURETOR

– 37 –UnitEF1000iSType Air cooled 4-stroke gasoline OHVCylinder Arrangement Vertical 1 cylinderDisplacement cm350Bore × Stroke mm (in) 41.0 × 38.0 (1.

– 38 –770-044fWWWWWWWBrBrBrBrBrBrBrWWWBrBrBrBrBrWWWWWWWWWRRRBrRBrRWWLLLLLYBBB BBBBBBBRRRRLLL LGGYYORLGYOOB/WB/WB/WB/WB/WB/WB/WG/YG/YB/WB/WYYYYOO14325a

– 39 –YAMAHA MOTOR CORPORATION, U.S.A. EF SERIES GENERATORS 3-YEAR LIMITED WARRANTYYamaha Motor Corporation, U.S.A. hereby war-rants that new Yamaha g

– 40 –DAMAGES INCLUDING LOSS OF USE. SOMESTATES DO NOT ALLOW THE EXCLUSION ORLIMITATION OF INCIDENTAL OR CONSEQUEN-TIAL DAMAGES, SO THE ABOVE EXCLUSIO

– 41 –WARRANTY QUESTIONS AND ANSWERSQ. Is the warranty transferable to second own-ers?A. Yes. The remainder of the existing warrantycan be transfere

– 42 –YAMAHA OUTDOOR POWER EQUIPMENTCALIFORNIA EVAPORATIVE EMISSION CONTROL WARRANTY STATEMENTYOUR WARRANTY RIGHTS AND OBLIGATIONSThe California Air R

– 43 –YAMAHA MOTOR CORPORATION, U.S.A.SMALL OFF ROAD ENGINESCALIFORNIA EMISSION CONTROL WARRANTYYOUR WARRANTY RIGHTS AND OBLIGATIONSThe California Air

– 44 –instructions required by subsection (d) must be warranted for the warranty period defined inSubsection (b)(2). If any such part fails during th

AE00041CONTENTSSPARK PLUG INSPECTION ...24CARBURETOR ADJUSTMENT...25ENGINE OIL REPLACEMENT ...25MUFFLER SCREEN AND SPARKARRESTE

– 45 –5. Air Injection SystemAir pump or pulse valveValves affecting distribution of flowDistribution manifold6. Catalyst or Thermal Reactor SystemC

– 46 –This warranty does not cover damage resulting from accidents, acts of nature, or other events or occur-rences beyond the control of Yamaha. Yama

– 47 –YAMAHA EXTENDED SERVICE (Y.E.S.) Keep your Yamaha Generator protected even after your warranty expires with genuine Yamaha ExtendedService (Y.E.

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— MEMO — 7CG-28199-14 11.3.21 14:56 Page 49

Read this manual carefully before operating this machine. This manualshould stay with this machine if it is sold. 7CG-28199-14_hyoshi 11.4.18 10:14

GeneratorLIT-19626-01-677CG-28199-14PRINTED ON RECYCLED PAPERPRINTED IN JAPAN2011.04-0.5×1 !(E)EF1000iSOWNER’S MANUALRead this manual carefully before

To begin your 3 year warranty coverage, please register online within 30 days of purchase:www.yamahawarrantyregistration.comIf you prefer, you can com

PLACESTAMPHEREYAMAHA MOTOR CORPORATION U.S.A.P.O. BOX 6555CYPRESS, CA 90630ATTN: WARRANTY DEPARTMENT

– 1 –4583 2671HOT EXHAUST7VV-28176-10AE00062LOCATION OF IMPORTANT LABELSPlease read the following labels carefully before oper-ating this generator.TI

– 2 –AE00071SAFETY INFORMATION9 This generator is not designed for on-board use.Do not use it while installed on the vehicle.9 Do not modify the gener

– 3 –AE01018FUEL IS HIGHLY FLAMMABLE AND POISONOUS9 Always turn off the engine when refuelling.9 Never refuel while smoking or in the vicinity of anop

– 4 –741-088741-089AE01020ELECTRIC SHOCK PREVENTION9 Never operate the engine in rain or snow.9 Do not operate the engine with a dust cover orother ob