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Yamaha EF2400iSHC Owner's Manual

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Read this manual carefully before operating this machine.


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  Summary of Contents for Yamaha EF2400iSHC

  • Page 1 Generator OWNER’S MANUAL Read this manual carefully before operating this machine. EF2400iSHC LIT-19626-01-69 7CF-28199-16...
  • Page 2 Read this manual carefully before operating this machine. This manual should stay with this machine if it is sold.
  • Page 3 AE00002 INTRODUCTION Congratulations on your purchase of your new Yamaha. This manual will provide you with a good basic understanding of the operation and main- tenance of this machine. If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer.
  • Page 4 A WARNING indicates a hazardous situ- OPERATING THE MACHINE. ation which, if not avoided, could result in death or serious injury. 9 Yamaha continually seeks advance- NOTICE ments in product design and quality. A NOTICE indicates special precau- Therefore, while this manual contains...
  • Page 5: Table Of Contents

  • Page 6: Location Of Important Labels

    AE00062 LOCATION OF IMPORTANT LABELS Please read the following labels carefully before oper- ating this generator. Maintain or replace safety and instruction labels, as necessary. DANGER Using a generator indoors CAN KILL YOU IN MINUTES. Generator exhaust contains carbon monoxide. This is a poison you cannot see or smell.
  • Page 7 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**.
  • Page 8: Safety Information

    AE00071 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 handle(s).
  • Page 9: Fuel Is Highly Flammable And Poisonous

    AE00075 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. 741-113 9 Take care not to spill any fuel on the engine or muf- fler when refuelling.
  • Page 10: Electric Shock Prevention

    9 Do not operate the engine 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 cooled down. 741-119 7CF-001 AE00083 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow.
  • Page 11: Connection Notes

    AE01181 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 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.
  • Page 12: Description

    AE00101 DESCRIPTION 1 Carrying handles (shaded) 2 Fuel level gauge 3 Fuel tank cap 4 Oil filler cap 5 Recoil starter 6 Fuel cock 7 Muffler 793-147 AE00103 CONTROL PANEL 2 3 4 5 1 Engine switch 2 DC protector 3 Oil warning light 4 AC pilot light 5 Overload indicator light...
  • Page 13: Engine Switch

    Reduce the load of the connected electric device below the specified rated output of the generator if the DC protector turns off. If the DC protector turns off again, stop using the device immediately and consult a Yamaha dealer. – 8 –...
  • Page 14: Pre-Operation Check

    Unleaded gasoline Fuel tank capacity: Total: 6.0 L (1.59 US gal, 1.32 Imp gal) Your Yamaha engine has been designed to use regular 707-106 unleaded gasoline with a pump octane number ((R + M)/2) of 86 or higher, or research octane number of 91 or higher.
  • Page 15: Engine Oil

    NOTICE 9 Immediately wipe off spilled fuel with a clean, dry, soft cloth, since fuel may deteriorate paint- ed surfaces or plastic parts. 9 Use only unleaded gasoline. The use of leaded gasoline will cause severe damage to internal engine parts. AE00222 ENGINE OIL Make sure the engine oil is at the upper level of the oil...
  • Page 16: Operation

    AE00955 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 venti- lated area. 9 Before starting the engine, do not connect any electric devices.
  • Page 17 4. Pull slowly on the recoil starter until it is engaged, then pull it briskly. 5. After the engine starts, warm up the engine until the engine does not stop when the choke lever is returned to the original position. 6.
  • Page 18: Application Range

    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) Rated voltage EF2400iSHC –2,000W –1,600W –680W Rated current 9 “–” means below. 9 Application wattage indicates when each device is used by itself.
  • Page 19: Connection

    AE01172 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.
  • Page 20 AE00788 Overload indicator light (Red) The overload indicator light (Red) 1 comes on when an overload of a connected electrical device is detect- ed, 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- erator and any connected electric devices.
  • Page 21 Battery charging NOTICE Do not connect a VRLA (Valve Regulated Lead Acid) battery. To charge a VRLA battery, a special (constant-voltage) battery charger is required. 9 The generator DC rated voltage is 12V. 9 Start the engine first, and then connect the gener- ator to the battery for charging.
  • Page 22 To restart charging the battery, turn the DC pro- tector on by pressing its button to “ON”. If the DC protector turns off again, stop charging the battery immediately and consult a Yamaha dealer. 9 Follow instructions in the owner’s manual for the battery to determine the end of battery charging.
  • Page 23 Operating range of DC power supply (exclusively for charging 12-V battery) This power source is designed to charge batteries up to 40Ah that are half-discharged. Do not charge batteries of a higher capacity than 40Ah. 12V battery The time required for recharging a battery varies depending on the discharge level of the battery.
  • Page 24: Stopping The Engine

    AE01173 STOPPING THE ENGINE Turn off any electric devices. 1. Disconnect any electric devices. 2. Turn the engine switch to “STOP”. 1 5 “STOP” 763-262 3. Turn the fuel cock lever to “OFF”. 2 “OFF” 705-075a – 19 –...
  • Page 25: Periodic Maintenance

    The most impor- tant points of generator inspection, adjustment, and lubrication are explained on the fol- lowing pages. WARNING If you are not familiar with maintenance work, have a Yamaha dealer do it for you. AE00403 MAINTENANCE CHART WARNING Stop the engine before starting maintenance work.
  • Page 26 *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 service. – 21 –...
  • Page 27: Spark Plug Inspection

    AE01051 SPARK PLUG INSPECTION The spark plug is an important engine component, which should be checked periodically. 1. Remove the screws 1 and side cover 2. 788-014 2. Remove the spark plug cap 3 and the spark plug. 3. Check for discoloration and remove the carbon. The porcelain insulator around the center elec- trode of spark plug should be a medium-to-light tan color.
  • Page 28: Carburetor Adjustment

    AE00431 CARBURETOR ADJUSTMENT The carburetor is a vital part of the engine. Adjusting should be left to a Yamaha dealer with the professional knowledge, specialized data, and equipment to do so properly. AE01174 ENGINE OIL REPLACEMENT WARNING Avoid draining the engine oil immediately after stopping the engine.
  • Page 29: Muffler Screen And Spark Arrester

    6. Install the oil drain bolt. Oil drain bolt torque: 17 Nm (1.7 m·kgf, 12 ft·lbf) 7. Install the rubber cap on the bottom. Be sure to install securely to prevent from falling off dur- ing operation. 8. Add engine oil to the upper level. 1 Upper level Recommended engine oil: 700-006a...
  • Page 30 2. Loosen the bolt then remove the muffler screen 711-077 3. Use a flathead screw driver to pry the spark arrester out from the muffler. 711-078 4. Remove the spark arrester 711-079 5. Remove the carbon deposits on the muffler screen and spark arrester using a wire brush.
  • Page 31: Air Filter

    9. Install the cover 1 and tighten the screws 2. 788-016a E01175 AIR FILTER 1. Remove the screws 1 and remove the cover 2. 788-017 2. Remove the screws 3, and then remove the air fil- ter cover 4. 3. Remove the foam element 5. 4.
  • Page 32: Fuel Tank Filter

    NOTICE The engine should never run without the foam ele- ment; excessive piston and cylinder wear may result. 7. Install the air filter cover and tighten the screws. 8. Install the cover and tighten the screws. AE00471 FUEL TANK FILTER WARNING Never use the gasoline while smoking or in the vicinity of an open flame.
  • Page 33: Troubleshooting

    AE01176 TROUBLESHOOTING Engine won’t start 1. Fuel systems No fuel supplied to combustion chamber. 2 No fuel in tank ..Supply fuel. 707-106 2 Fuel in tank ..Fuel cock lever to “ON”. 2 Clogged fuel line ..Clean fuel line. 2 Clogged carburetor ..
  • Page 34 Replace or Clean the spark adjust gap. plug. Does not spark Check the following Clean or replace; Consult O Clogged 9 Fuel line clogging Yamaha dealer. 9 Air cleaner element Consult a Yamaha dealer. clogging. – 29 –...
  • Page 35: Storage

    AE00601 STORAGE Long term storage of your generator will require some preventive procedures to guard against deterioration. AE01177 DRAIN THE FUEL 1. Turn the engine switch to “STOP” 1. 2. Remove the fuel tank cap. Extract the fuel from the fuel tank into an approved gasoline container using a commercially available handsiphon.
  • Page 36 6. Remove the screws 1, and then remove the cover 788-014 7. Drain the fuel remaining in the carburetor into an approved container by loosening the drain screw 1 on the carburetor float chamber. 8. Turn the engine switch to “OFF”. 9.
  • Page 37: Engine

    AE00621 ENGINE Perform the following steps to protect the cylinder, pis- ton ring, etc. from corrosion. 1. Remove the spark plug, pour about one table- spoon of SAE 10W-30 or 20W-40 motor oil into the spark plug hole and install the spark plug. Recoil start the engine by turning over several times (with ignition off) to coat the cylinder walls with oil.
  • Page 38: Exhaust Emission Control System And Components

    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. – 33 –...
  • Page 39: Specifications

    AE00701 SPECIFICATIONS AE00702 DIMENSIONS Unit EF2400iSHC Overall Length mm (in) 527 (20.7) Overall Width mm (in) 419 (16.5) Overall Height mm (in) 461 (18.1) Dry Weight kg (lb) 34 (75) AE00704 ENGINE EF2400iSHC Unit Type Air cooled 4-stroke gasoline OHV...
  • Page 40: Wiring Diagram

    AE00751 WIRING DIAGRAM G/Y G/Y 1 Main coil Color code 2 DC coil Black 3 Sub coil Brown 4 DC rectifier Green 5 Control unit Blue 6 AC pilot light Orange 7 AC receptacle 8 Ground (earth) terminal White 9 Overload indicator light Yellow 0 DC receptacle Black/White...
  • Page 41: Yamaha Motor Corporation

    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.
  • Page 43 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.”...
  • Page 44: Yamaha Outdoor Power

    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...
  • Page 45: Yamaha Motor Corporation

    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.
  • Page 46 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.
  • Page 47 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.
  • Page 48 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.
  • Page 49: Yamaha Extended Service (Y.e.s.)

    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.