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Generator OWNER’S MANUAL Read this manual carefully before operating this machine. EF6300iSDE LIT-19626-01-73 7CK-28199-12...
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Read this manual carefully before operating this machine. This manual should stay with this machine if it is sold.
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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 a Yamaha dealer. A TIP provides key information to make 9 This manual should be considered a procedures easier or clearer.
SAFETY INFORMATION 9 This generator is not designed for on-board use. Do not use it while installed on the vehicle. 9 Do not modify the generator or use it with its parts removed. 9 Do not allow children to operate the generator. 9 Be sure to carry the generator only by its carrying handles.
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. 741-7XFa 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 Keep the generator at least 1 m (3 ft) from build- ings or other equipment, or the engine may over- heat. a 1 m (3 ft) 741-7XFg 9 Do not operate the generator with a dust cover or other objects covering it. 9 When covering the generator, be sure to do so only after the engine and muffler have completely 741-7XFh...
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 Connection WARNING Before the generator can be connected to a build- ing’s electrical system, a licensed electrician must install an isolation (transfer) switch in the build- ing’s main fuse box.
Please read the following labels carefully before oper- ating this generator. Maintain or replace safety and instruction labels, as necessary. HOT EXHAUST 7WL-28176-10 EF6300iSDE AC output 60Hz Rated 5500VA 240V/120V Phase Single Fuel Gasoline YAMAHA MOTOR POWERED PRODUCTS CO.,LTD. MADE IN JAPAN 7CK-24164-10 – 5 –...
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EMISSION CONTROL INFORMATION The air index of this engine is 3 (California only) YAMAHA MOTOR POWERED PRODUCTS CO.,LTD. This engine meets 20** California exhaust and evaporative emission regulations for small off-road engines. THIS ENGINE MEETS U.S. EPA EXH EVP REGS FOR 20**.
CONTROL FUNCTION Engine switch The engine switch controls the ignition system. 7 “ON” 763-119 Ignition circuit is switched on. The engine can be started. 2 5 “STOP” Ignition circuit is switched off. The engine will not run. 3 6 “START” Starting circuit is switched on.
4 AC receptacle NOTICE Reduce the load to within specified the generator rated output if the AC protector turns off. If the turns off again, consult a Yamaha dealer. Press the switches to “Reset” the AC protectors. “Reset” “OFF” 763-238a Economy control switch 1 I “ON”...
The economy control switch must be turned to “OFF” when using electric devices that require a large start- ing current, such as a compressor of a submersible pump. G.F.C.I. receptacle WARNING TO REDUCE THE CHANCE OF ELECTRICAL SHOCK: 9 Do not attempt to operate electric devices if the ground fault circuit interrupter reset button 763-083c pops out repeatedly during use.
Voltage select switch NOTICE Do not operate the voltage select switch while the engine is running. 1 120/240V When the voltage select switch is turned to “120/240V”, the generator supplies both 120V and 240V. NO SWITCHING DURING OPERATION. 2 120V 120/240V 120V When the voltage select switch is turned to “120V”, the...
Hour meter The hour meter shows the total number of hours the generator has been run. 1 Hour meter 763-7CKf Power meter The power meter shows the amount of electric current used by a barmeter. The generator output is normal when the segments of the barmeter appear.
Overload indicator light (red) The overload indicator light comes on when an over- load of a connected electrical device is detected, the inverter control unit overheats, or the AC output volt- age rises. Then, the AC protector will trip, stopping power generation in order to protect the generator and any connected electric devices.
Fuel cock knob The fuel cock supplies fuel from the fuel tank to the carburetor. The fuel cock has two positions. Fuel cock knob 763-7CKb 2 “ ON” With the knob in this position, fuel flows to the carbure- tor. Normal using is done with the knob in this position. OFF”...
PREPARATION Fuel WARNING 9 Fuel is highly flammable and poisonous. 741-7XFl Check “SAFETY INFORMATION” (See page 2) carefully before filling. 9 Do not overfill the fuel tank, otherwise it may overflow when the fuel warms up and expands. 9 After fill the fuel, make sure the fuel tank cap is tightened securely.
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. Engine oil NOTICE The generator has been shipped without engine oil.
0°C 25°C Recommended engine oil: å YAMALUBE 4 (10W-40), å YAMALUBE 4 (10W-40) SAE 10W-30 or 10W-40 ∫ SAE #30 ç SAE #20 ∂ SAE 10W ç SAE #20 ∫ SAE #30 ∂ SAE 10W Recommended engine oil grade: 32°F 80°F API Service SE type or higher Engine oil quantity:...
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2. Remove the wing nuts and battery plate. 3 Wing nuts 4 Battery plate 3. Remove the battery. 762-7XFa 5 Battery 4. Fill the battery with the electrolyte. Refer to the instruction sheet included with the electrolyte for filling instructions. 5.
9 Check oil level in engine. 9 If necessary, add recommended oil to specified level. 9 Check generator for oil leakage. The point where abnormality was recognized by 9 Check operation. 9 If necessary, consult a Yamaha dealer. – 19 –...
OPERATION WARNING 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 ven- tilated area. 9 Before starting the engine, do not connect any electric devices.
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4. Turn the engine switch to “ON”. 1 7 “ON” 763-127h 5. Turn the engine switch to “START”. Take your hand off the switch immediately after the engine starts. 1 6 “START” NOTICE 763-120a If the engine fails to start, release the switch, wait a few seconds, then try again.
Stopping the engine Turn off any electric devices. 1. Disconnect any electric devices. 761-7CKb 2. Turn the engine switch to “STOP”. 1 5 “STOP” 763-120b 3. Turn the fuel cock knob to “OFF”. 1 “OFF” 705-073a – 22 –...
Connection Alternating Current (AC) WARNING Be sure any electric devices are turned off before plugging them in. NOTICE 9 Be sure all electric devices including the lines and plug connections are in good condition before connection to the generator. 9 Be sure the total load is within generator rated output.
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4. Make sure the AC pilot light is on. 1 AC pilot light 763-7CKc 5. Turn the economy control switch to “ON” 1 I “ON” ECON.SW 6. Turn on any electric devises. 763-124c The economy control switch must be turned to “OFF” to increase engine speed to rated r/min.
When using the generator, make sure the total load is within rated output of a generator. Otherwise, generator damage may occur. 0.4 – 0.75 Power factor 0.8 – 0.95 (Efficiency 0.85) EF6300iSDE – 5,500W – 4,400W – 1,870W 9 “–” means below. 9 Application wattage indicates when each device is used by itself.
WARNING If you are not familiar with maintenance work, have a Yamaha dealer do it for you. Maintenance chart WARNING Stop the engine before starting maintenance work.
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*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 frequently when using in unusually wet or dusty areas. #····· Since these items require special tools, data and technical skills, have a Yamaha dealer perform the ser- vice.
Spark plug inspection The spark plug is an important engine component, which should be checked periodically. 1. Remove the screws, and then pull outward on the areas of front cover shown. 788-7CKa 1 Screws 2 Front cover 2. Remove the spark plug cap and then remove the spark plug.
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5. Install the spark plug. Spark plug torque: 20 Nm (2.0 m·kgf, 14 ft·lbf) If a torque wrench is not available when installing a spark plug, a good estimate of the correct torque is 1/4-1/2 turn past finger tight. However, the spark plug should be tightened to the specified torque as soon as possible.
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. Engine oil replacement WARNING Avoid draining the engine oil immediately after stopping the engine.
6. Install the oil drain bolt. Oil drain bolt torque: 30 Nm (3.0 m·kgf, 22 ft·lbf) 7. Add engine oil to the upper level. 700-006a 1 Upper level 0°C 25°C Recommended engine oil: å YAMALUBE 4 (10W-40) å YAMALUBE 4 (10W-40), SAE 10W-30 or 10W-40 ∂...
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3. Remove the air filter case cover and foam ele- ment. 1 Air filter case cover 2 Foam element 4. Wash the foam element in solvent and dry it. WARNING Never use the solvent while smoking or in the vicinity of an open flame. 5.
Muffler screen and spark arrester WARNING 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 741-7XFl during inspection or repair.
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3. Remove the carbon deposits on the muffler screen and spark arrester using a wire brush. NOTICE When cleaning, use the wire brush lightly to avoid damaging or scratching of the muffler screen and 711-075 spark arrester. 4. Check the muffler screen and spark arrester. Replace them if damaged.
Fuel tank filter WARNING Never use the gasoline while smoking or in the vicinity of an open flame. 1. Remove the fuel tank cap and fuel filter. 1 Fuel filter 2. Clean the fuel filter with gasoline. Replace it if damaged. 3.
9 KEEP THIS AND ALL BATTERIES OUT OF THE REACH OF CHILDREN. To charge the battery Have a Yamaha dealer charge the battery as soon as possible if it seems to have discharged. NOTICE To charge a VRLA battery, a special (constant-volt- age) battery charger is required.
1 Screws 2 Front cover 788-7CKa 2. Replace the fuse with one of proper amperage. Specified fuse: 20A If the fuse immediately blows again, consult a Yamaha 779-7XF dealer. 3. Install the front cover and tighten the screws. – 38 –...
Incorrect 3. If G.F.C.I. operation is correct, push in the reset button. If the G.F.C.I. operates incorrectly, consult a Yamaha dealer. WARNING 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.
STORAGE Long term storage of your generator will require some preventive procedures to guard against deterioration. Drain the fuel 1. Turn the engine switch to “STOP”. 5 “STOP” 763-120b 2. Remove the fuel tank cap. Extract the fuel from the fuel tank into an approved gasoline container using a commercially available handsiphon.
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5. Remove the screws, and then pull outward on the areas of front cover shown. 1 Screws 2 Front cover 788-7CKa 6. Drain the fuel remaining in the carburetor into an approved container by loosening the drain screw on the carburetor float chamber. 1 Drain screw 7.
Engine Perform the following steps to protect the cylinder, pis- ton ring, etc. from corrosion. 1. Remove the spark plug cap and spark plug, pour about one tablespoon of SAE 10W-30 or 20W-40 motor oil into spark plug hole and reinstall the spark plug only.
Battery 1. Remove the battery. 2. Store the battery in a cool, dark and dry place and charge it once a month. Do not store the battery in an excessive cold or warm 762-003 place [i.e., less than 0°C (30°F) or more than 30°C (90°F)].
Poor spark 2 Spark plug dirty with carbon or wet ..Remove carbon or wipe spark plug dry. 2 Faulty ignition system ..Consult a Yamaha deal- 791-001d Generator won’t produce power • Safety device (AC protector) to “OFF”····Press the AC protector to “Reset”.
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Does not spark. Clean R Check the following Clogged 9 Fuel cock clogging replace W Engine does not start. 9 Air cleaner element clogging. Consult a Yamaha dealer. – 45 –...
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Faulty battery and/or starter motor. Consult a Yamaha dealer. Check engine oil level. Level low Consult a Add engine oil. Yamaha dealer. Check the spark plug. 9 Type: BPR4ES (NGK) 9 Gap: 0.7–0.8 mm (0.028–0.031 in) Incorrect Replace or Clean the spark adjust gap.
PRI-I.D. NUMBER: Identification number records Record your Primary I.D., and serial num- bers in the spaces provided, to assist you MODEL in ordering spare parts from a Yamaha dealer. PRI-I.D. Also record and keep these I.D. numbers SERIAL No. CODE in a separate place in case your machine is stolen.
ROAD ENGINES. The acronyms conform to the latest version of the SAE’s recommended practice docu- ment J1930, “Diagnostic Acronyms, Terms, and Definitions For Electrical/Electronic System”. It is recommended that these items be serviced by a Yamaha dealer. – 49 –...
Yamaha generator service dealer will, All 1995 and Later EF Models free of charge, repair or replace, at Yamaha’s Two (2) years from the original purchase date option, any part judged defective by Yamaha due to faulty workmanship or material from the factory.
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TIAL DAMAGES, SO THE ABOVE EXCLUSION MAY NOT APPLY TO YOU. THIS WARRANTY GIVES YOU SPECIFIC LEGAL RIGHTS, AND YOU MAY ALSO HAVE OTHER RIGHTS WHICH VARY FROM STATE TO STATE. YAMAHA MOTOR CORPORATION, U.S.A. Post Office Box 6555 Cypress, California 90630 – 54 –...
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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.”...
If any evaporative emission- coverage, you should contact Yamaha Customer related part on your equipment is defective, the Relations at 1-800-962-7926. part will be repaired or replaced by Yamaha. YAMAHA MOTOR CORPORATION, USA Post Office Box 6555 Cypress, California 90630...
Yamaha recommends that you retain all receipts covering maintenance on your SORE engine, but Yamaha cannot deny warranty solely for the lack of receipts or for your failure to ensure the performance of all scheduled maintenance.
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instructions required by subsection (d) must be warranted for the warranty period defined in Subsection (b)(2). If any such part fails during the period of warranty coverage, it must be repaired or replaced by the manufacturer according to Subsection (4) below. Any such part repaired or replaced under the warranty must be warranted for the remaining warranty period.
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This work must be done at an authorized Yamaha dealer. Give notice to an authorized Yamaha dealer of any apparent defects(s) within a reasonable period of time after discovery. The SORE engine must be made available for inspection by an authorized Yamaha dealer.
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This warranty does not cover damage resulting from accidents, acts of nature, or other events or occur- rences beyond the control of Yamaha. Yamaha Motor Corporation, U.S.A. expressly disclaims responsi- bility for any and all consequential damages, such as loss of time, inconvenience, loss or use of the SORE engine, or commercial loss.
9 Y.E.S. is flexible. You can choose the plan that’s right for you: 12 months, 24 months or 36 months coverage. 9 Y.E.S. is administered by the same Yamaha people that handle your warranty - and it shows in the comprehensive coverage benefits. There are no hour limitations and Y.E.S. covers manufacturing defects just like your warranty.
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PRINTED IN JAPAN 2011.05-0.3×1 ! PRINTED ON RECYCLED PAPER...
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