7CG-28199-10 hyoshi 3/22/04 4:51 PM Page 1 Generator OWNER’S MANUAL EF1000iS PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 04 9 04 – 1.
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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. PRI-I.D. NUMBER AE00012 IDENTIFICATION NUMBER RECORDS Record your Primary I.D., and serial numbers in the spaces provided, to assist you in ordering spare parts from a Yamaha dealer.
AE00032 w PLEASE READ AND UNDERSTAND THIS MANUAL COMPLETELY BEFORE OPERATING THE MACHINE. NOTE: 9 Yamaha continually seeks advancements in product design and quality. Therefore, while this manual contains the most current product information available at the time of printing, there may be minor discrepancies between your engine and this manual. If there is any question concerning this manual, please consult your Yamaha dealer.
AE00041 CONTENTS LIMITED WARRANTY (EF- AND EDL-SERIES)..........................................1 SPARK PLUG INSPECTION .............22 LOCATION OF IMPORTANT LABELS..3 ENGINE OIL REPLACEMENT ..........23 SAFETY INFORMATION........................4 EXHAUST FUMES ARE MUFFLER SCREEN AND SPARK ARRESTER .......................................24 POISONOUS .......................................4 AIR FILTER........................................26 FUEL IS HIGHLY FLAMMABLE AND POISONOUS ..................
AE01120 YAMAHA MOTOR CORPORATION U.S.A. EF- AND EDL-SERIES GENERATOR LIMITED WARRANTY Yamaha Motor Corporation, U.S.A. hereby warrants that new Yamaha consumer generators purchased from an authorized Yamaha consumer generator dealer in the continental United States will be free from defects in material and workmanship for the period of time stated herein, subject to certain stated limitations.
WARRANTY QUESTIONS AND ANSWERS Q. What costs are my responsibility during the warranty period? A. The customer’s responsibility includes all costs of normal maintenance service, nonwarranty repairs, accident damages, as well as oil and spark plugs. Q. What are some examples of “abnormal” strain, neglect, or abuse? A. These terms are general and overlap each other in areas.
AE00062 e r w q LOCATION OF IMPORTANT LABELS Please read the following labels carefully before operating this machine. NOTE: Maintain or replace safety and instruction labels, as necessary. 1 qWARNING 792-050 8READ THE OWNER’S MANUAL AND ALL LABELS BEFORE OPERATING. 8ONLY OPERATE IN WELL-VENTILATED AREAS. t y EXHAUST GAS CONTAINS POISONOUS CARBON MONOXIDE. 8CHECK FOR SPILLED FUEL OR FUEL LEAKS. 8STOP ENGINE BEFORE REFUELING. 8DO NOT OPERATE NEAR FLAMMABLE MATERIALS.
AE00071 SAFETY INFORMATION AE00072 741-080 EXHAUST FUMES ARE POISONOUS 9 Never operate the engine in a closed area or it may cause unconsciousness and death within a short time. Operate the engine in a well ventilated area. AE01018 741-081 741-082 FUEL IS HIGHLY FLAMMABLE AND POISONOUS 9 Always turn off the engine when refuelling. 9 Never refuel while smoking or in the vicinity of an open flame. 9 Take care not to spill any fuel on the engine or muffler when refuelling.
9 Keep the generator at least 1 m (3 ft) from buildings or other equipment, or the engine may overheat. a a 1 m (3 ft) 741-086 9 Avoid operating the engine with a dust cover. 741-087 9 Be sure to carry the generator only by its carrying handle. q 1 Carrying handle 741-077 AE01020 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow. 741-088 9 Never touch the generator with wet hands or electrical shock will occur. 741-089 9 Be sure to ground (earth) the generator.
Ground (earth) Lead Diameter: 0.12 mm (0.005 in)/ampere EX; 10 Ampere → 1.2mm (0.05 in) AE00088 1 CONNECTION NOTES 9 Avoid connecting the generator to commercial power outlet. 9 Avoid connecting the generator in parallel with any other generator. 2 1 Correct 2 Incorrect AE00091 CONNECTION w 1 2 741-090 Before the generator can be connected to a building’s electrical system, a licensed electrician must install an isolation (transfer) switch in the building’s main fuse box.
AE00101 CONTROL FUNCTION qw e y !2 AE00102 DESCRIPTION r i o !1 !2 793-104a w eq 1 2 3 4 5 6 7 8 9 0 q w Fuel tank Fuel tank cap Fuel tank cap air vent knob Fuel cock knob Air filter cover Spark plug Muffler Choke knob Ground (Earth) terminal Oil filler cap Recoil starter Carrying handle u t !0 793-105a AE00103 q w ert !1 !0 o i CONTROL PANEL y u 1 2 3 4 5 6 7 8 9 0 q 793-106a –7– Overload indicator light AC pilot light Oil warning light Engine switch (Red) Choke knob Fuel cock knob Gro
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" position and then pull the recoil starter. If the oil warning light flickers for a few seconds, the engine oil is insufficient. Add oil and restart. 700-115 AE00939 ENGINE SWITCH (Red) The engine switch controls the ignition system.
AE01099 DC PROTECTOR The DC protector turns off automatically when the load exceeds the generator rated output. cC 763-224a w q 763-238a 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. 1 “RESET” 2 “OFF” AE01021 FUEL TANK CAP AIR VENT KNOB The fuel tank cap is provided with an air vent knob to stop fuel flow.
AE00845 PRE-OPERATION CHECK NOTE: Pre-operation checks should be made each time the generator is used. w 741-091 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 during inspection or repair. AE00212 FUEL Make sure there is sufficient fuel in the tank. 707-091 Recommended fuel: Unleaded gasoline Fuel tank capacity: Total: 2.5 L (0.55 Imp gal, 0.
AE01158 ENGINE OIL Make sure the engine oil is at the upper level of the oil filler hole. Add oil as necessary. 700-116 NOTE: Place the generator on a level surface and check the oil level of the oil filler hole. 1 Upper level 1 700-119 0°C 25°C A YAMALUBE 4(10W-30) D SAE 10W C SAE #20 32°F Recommended oil: å YAMALUBE 4 (10W-30) or SAE 10W-30 type SE motor oil ∫ SAE #30 ç SAE #20 ∂ SAE 10W Engine oil quantity: 0.32 L (0.28 lmp qt, 0.
AE01109 OPERATION q 700-127 cC 9 The generator has been shipped without engine oil. Fill with oil or it will not start. 9 Do not tilt the generator when adding engine oil. This could result in overfilling and damage to the engine. 1 Upper level AE01104 STARTING THE ENGINE 761-078 NOTE: 9 Before starting the engine, do not connect any electric devices. 9 Turn the economy control switch (Black) to the “3” (OFF) position. q 763-222 1 3 “OFF” 1.
4. Pull the choke knob fully out. 1 Choke knob NOTE: The choke is not required to start a warm engine. Push the choke knob in to the original position. q 701-049b 5. Pull slowly on the recoil starter until it is engaged, then pull it briskly. NOTE: Grasp the carrying handle firmly to prevent the generator from falling over when pulling the recoil starter. 704-017 6. After the engine starts, warm up the engine until the engine does not stop when the choke knob is returned to the original position. 7.
AE01000 APPLICATION RANGE AC Power factor EF1000iS DC 1 –900W 0.8–0.95 –720W 0.4–0.75 (Efficiency 0.85) –300W Rated voltage 12V Rated current 8A 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. EX: q Generator rated output Frequency Power factor 1.0 AC 0.
AE01023 CONNECTION Alternating Current (AC) cC 761-079 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. 9 Be sure the receptacle load current is within receptacle rated current. 1. Wind the power lead 2 or 3 turns around handle. 2. Start the engine. 3. Plug in to the AC receptacle. 761-078a 4.
AE00953 q 763-225 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 generator and any connected electric devices. The AC pilot light (green) will go off and the overload indicator light (red) will stay on, but the engine will not stop running.
AE01100 Battery Charging NOTE: The generator DC rated voltage is 12V. 1. Wind the battery charging lead 2 or 3 turns around the handle and plug into DC receptacle. 761-079a 2 NOTE: 9 Make connections to the battery after starting the engine. 9 Clamp the red wire to the positive (+) terminal and the black wire to the negative (-) terminal of the battery. Do not reverse these positions. 1 Red 2 Black 1 2. Start the engine. 3. Press in the DC protector and install the battery.
w 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 (sulphuric) acid. Avoid contact with skin, eyes or clothing. Antidote: EXTERNAL-Flush with water. INTERNAL-Drink large quantities of water or milk. Follow with milk of magnesia, beaten egg or vegetable oil. Call physician immediately. EYES: Flush with water for 15 minutes and get prompt medical attention.
AE01025 STOPPING THE ENGINE q 763-222 NOTE: 9 Turn off any electric devices. 9 Turn the economy control switch (Black) to the “3” (OFF) position. 1 3 “OFF” 1. Disconnect any electric devices. 761-078 2. Turn the engine switch (Red) to the “5” (STOP) position. 1 5 “STOP” q 763-223a 3. Turn the fuel cock knob to “OFF”. ON 1 “OFF” q OFF 705-071d 4. Turn the fuel tank cap air vent knob clockwise until it is finger-tight.
AE00401 PERIODIC MAINTENANCE AE00403 MAINTENANCE CHART Regular maintenance is most important for best performance and safe operation. w Stop the engine before starting maintenance work. No. Item Remarks Every Pre-Ope- Initial ration 1 3 6 12 check month months months months (daily) or 20 Hr or 50 Hr or 100 Hr or 300 Hr ** Spark Plug Check condition. Adjust gap and clean. Replace if necessary. 2.* ** Valve Clearance Check and adjust when engine is cold. 0 ** 3.
No. Item Remarks 8. Fuel Line Check fuel hose for crack or damage. *Replace if necessary. 9. ** Choke knob Check choke operation. 10. Cooling System Check for fan damage. 11. Starting System Check recoil starter operation. ** 12.* Decarbonization More frequently if necessary. 13. Generation Check the pilot light comes on. Fittings/ 14.* Fasteners Check all fittings and fasteners. Correct if necessary.
AE01026 SPARK PLUG INSPECTION You should periodically remove and inspect the spark plug. 1. Remove the cover 1. q 760-025 2. Check for discoloration and remove the carbon. Standard electrode color: Tan Color 760-024 3. Check the spark plug type and gap. Standard Spark Plug: CR4HSB (NGK) Spark Plug Gap: 0.6–0.7 mm (0.024–0.028 in) a 760-001a a Gap 4. Install the spark plug. Spark Plug Torque: 12.5 N•m (1.25 kgf•m, 9 lbf•ft) 5. Install the cover.
AE01159 q w 788-009 4 3 ENGINE OIL REPLACEMENT 1. Place the generator on a level surface and warm up the engine for several minutes. Then stop the engine and turn the fuel cock knob to “OFF”. Turn the fuel tank cap air vent knob clockwise. 2. Loosen the screw 1 and remove the cover 2. 3. Remove the oil drain joint 3 pushing downward from the bottom of the generator and remove the oil filler cap 4. 700-124 4. Attach the oil drain joint 5 to the oil filler hole. 5 700-118b 5.
NOTE: Recommended engine oil classification: API Service “SE” or “SF”. 8. Wipe the oil drain joint clean, and wipe up any spilled oil. cC Be sure no foreign material enters the crankcase. 700-117a 9. Install the oil filler cap. 10. Replace the oil drain joint in its original position. 11. Install the cover and tighten the screw. 788-010 AE01028 MUFFLER SCREEN AND SPARK ARRESTER w 741-091 The engine and muffler will be very hot after the engine has been run.
3. Use a flathead screw driver to pry the spark arrester out from the muffler. 711-070 4. Remove the spark arrester. 4 4 Spark arrester 711-071 5. Remove the carbon deposits on the muffler screen and spark arrester using a wire brush. cC 711-022 When cleaning, use the wire brush lightly to avoid damaging or scratching of the muffler screen and spark arrester. 6. Check the muffler screen and spark arrester. Replace them if damaged. 711-050 7. Install the spark arrester.
9. Install the cover. 711-068a AE01029 AIR FILTER 1. Remove the cover 1. q 788-001 2. Remove the clip 2 holding the air filter cover 3. w e 788-002a 3. Remove the air filter cover and element 4. 4. Wash the element in solvent and dry. 5. Oil the element and squeeze out excess oil. The element should be wet but not dripping. r Recommended oil: Foam-air-filter oil or SAE #20 motor oil cC Do not wring out the element. This could cause it to tear. 6. Insert the element into the air filter.
cC The engine should never run without the element; excessive piston and cylinder wear may result. w Never use solvent while smoking or in the vicinity of an open flame. 7. Replace the air filter cover in its original position and install the clip. 8. Install the cover. AE00471 FUEL TANK FILTER 1. Remove the fuel tank cap and filter. q 1 Filter 2. Clean the filter with solvent. If damaged, replace. 3. Wipe the filter and insert it. w Be sure the tank cap is tightened securely.
AE01097 TROUBLESHOOTING 707-091 ON Engine won’t start 1. Fuel systems No fuel supplied to combustion chamber. 2 No fuel in tank .... Supply fuel. 2 Fuel in tank .... • Fuel tank cap air vent knob to “OPEN” (turn it 1 turn counterclockwise). • Fuel cock knob to “ON”. 2 Clogged fuel line .... Clean fuel line. 2 Clogged carburetor .... Clean carburetor. OFF 705-072 2. Engine oil system Insufficient 2 Oil level is low .... Add engine oil. 700-006 3. Electrical systems 2 Engine switch (Red) to “ON”.
AE00515 A ENGINE DOES NOT START B Turn the engine switch to “ON”, then pull the recoil starter and check if the oil warining light flickers. C H Does not flicker D E F Flickers. Check engine oil level. OK Consult a Yamaha dealer. G Level low Add engine oil. Pull the recoil starter and check the spark plug for spark strength. (See “WARNING”) K L w 9 To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area.
AE00601 STORAGE Long term storage of your machine will require some preventive procedures to guard against deterioration. AE01095 706-025 DRAIN THE FUEL 1. Remove the fuel tank cap. Drain the fuel from the fuel tank into an approved gasoline container using a commercially available hand siphon. Then, install the fuel tank cap. w q 788-001 w 707-103 9 Fuel is highly flammable and poisonous. Check “SAFETY INFORMATION” (See page 4) carefully. 9 Wipe up any spilled fuel immediately. 2. Remove the cover 1.
AE00789 EXHAUST EMISSION CONTROL SYSTEM AND COMPONENTS Item Acronym 9 CARB. ASSY., LH. & JT., .......................CARB (Carburetor) CARBURETOR2 9 T.C.I. MAGNETO ASSY. & .....................EI (Electronic Ignition) PLUG, SPARK 9 CRANKCASE1 & HEAD, ........................PCV (Positive Crankcase CYLINDER1 Ventilation) 9 AIR FILTER ASSY. .................................ACL (Air Cleaner) 9 MUFF.
AE00701 SPECIFICATIONS AE00702 DIMENSIONS Overall Length Overall Width Overall Height Dry Weight Unit mm (in) mm (in) mm (in) kg (lb) EF1000iS 450 (17.7) 240 (9.4) 380 (15.0) 12.7 (28.0) Unit EF1000iS Forced air cooled 4-stroke gasoline OHV Vertical 1 cylinder 50 41.0 × 38.0 (1.61 × 1.50) 1.21 (1.67)/5,000 4.3 Unleaded gasoline 2.5 (0.55, 0.66) 0.32 (0.28, 0.
AE00751 WIRING DIAGRAM u Br q y Br Br R R u G/Y W W Br W W W Br W W W Br W Br Br Br W W W Br W Br W Br Br Br R R R W t w o B R B B/W R Y Y L e WW L L r !0 B/W !1 W W W !2 W B B L B G Y R L O @1 G Y R L O !5 L B/W O Y B !9 !3 O B/W B B/W G Y R L O !7 @0 B/W B/W L L B B Y Y B/W B/W G/Y !4 i B !6 !8 770-044f 1 Main coil 2 Sub coil 3 DC coil 4 DC rectifier 5 Control unit 6 AC pilot light 7 AC receptacle 8 Ground (Earth) terminal 9 Economy control
7CG-28199-10 hyoshi 3/22/04 4:51 PM Page 1 Generator OWNER’S MANUAL EF1000iS PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 04 9 04 – 1.
