7CF-9-16 hyoshi 11.4.13 16:04 Page 1 Generator OWNER’S MANUAL Read this manual carefully before operating this machine. EF2400iSHC PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2011.04-0.
7CF-9-16 hyoshi 11.4.13 16:04 Page 2 Read this manual carefully before operating this machine. This manual should stay with this machine if it is sold.
7CF-9-16-a 11.3.21 11:38 Page 0-1 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.
7CF-9-16-a 11.3.21 11:38 Page 0-2 Particularly important information is distinguished in this manual by the following notations. AE00032 This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death. WARNING WARNING A WARNING indicates a hazardous situation which, if not avoided, could result in death or serious injury.
7CF-9-16-a 11.3.21 11:38 Page 0-3 AE00041 CONTENTS LOCATION OF IMPORTANT LABELS ..................................................1 CARBURETOR ADJUSTMENT.........23 SAFETY INFORMATION ........................3 EXHAUST FUMES ARE MUFFLER SCREEN AND SPARK ARRESTER .......................................24 POISONOUS .......................................3 AIR FILTER ........................................26 FUEL IS HIGHLY FLAMMABLE AND POISONOUS .......................................
7CF-9-16-a 11.3.21 11:38 Page 1 AE00062 LOCATION OF IMPORTANT LABELS Please read the following labels carefully before operating this generator. TIP Maintain or replace safety and instruction labels, as necessary. 1 2 3 4 1 5 DANGER Using a generator indoors CAN KILL YOU IN MINUTES. 7 Generator exhaust contains carbon monoxide. This is a poison you cannot see or smell. 6 NEVER use inside a home or garage, EVEN IF doors and windows are open.
CF-9-16-a 11.3.21 11:38 Page 2 3 q WARNING Electrocution or property damage can occur : Do not connect this generator to any building's electrical system unless an isolation switch has been installed by a licensed electrician. Refer to the owner's manual. 7XF-2415A-10 4 The air index of this engine is 3 (California only) EMISSION CONTROL INFORMATION YAMAHA MOTOR POWERED PRODUCTS CO.,LTD. This engine meets 20** California exhaust and evaporative emission regulations for small off-road engines.
7CF-9-16-a 11.3.21 11:38 Page 3 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). 1 1 Carrying handle(s) (shaded) 9 Do not place any obstacles on the generator.
7CF-9-16-a 11.3.21 11:38 Page 4 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 muffler when refuelling. 9 Do not leave the generator inside the vehicle or in the trunk. 741-114 9 If you swallow any fuel, inhale fuel vapor, or allow any to get in your eye(s), see your doctor immediately.
7CF-9-16-a 11.3.21 11:38 Page 5 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. 7CF-001 741-119 AE00083 ELECTRIC SHOCK PREVENTION 9 Never operate the engine in rain or snow. 741-120 9 Never touch the generator with wet hands or electrical shock will occur.
7CF-9-16-a 11.3.21 11:38 Page 6 AE01181 CONNECTION NOTES 9 Avoid connecting the generator to commercial power outlet. 9 Avoid connecting the generator in parallel with any other generator. 1 2 1 Correct 2 Incorrect AE00091 CONNECTION 1 WARNING 2 741-122 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.
7CF-9-16-a 11.3.
7CF-9-16-a 11.3.21 11:38 Page 8 AE00124 ENGINE SWITCH The engine switch controls the ignition system. 1 1 7 “ON” Ignition circuit is switched on. The engine can be started. 2 763-259 2 5 “STOP” Ignition circuit is switched off. The engine will not run. AE00111 OIL WARNING LIGHT (Red) When the oil level falls below the lower level, the oil warning light (Red) comes on and then the engine stops automatically. Unless you refill with oil, the engine will not start again.
7CF-9-16-a 11.3.21 11:38 Page 9 AE00845 PRE-OPERATION CHECK Pre-operation checks should be made each time the generator is used. WARNING 741-123 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. 1 AE00856 707-033a FUEL Make sure there is sufficient fuel in the tank. Recommended fuel: Unleaded gasoline Fuel tank capacity: Total: 6.0 L (1.59 US gal, 1.
7CF-9-16-a 11.3.21 11:38 Page 10 NOTICE 9 Immediately wipe off spilled fuel with a clean, dry, soft cloth, since fuel may deteriorate painted 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 filler hole. Add oil as necessary.
7CF-9-16-a 11.3.21 11:38 Page 11 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 ventilated area. 9 Before starting the engine, do not connect any electric devices. 9 Clean dusts, dirt or water off the receptacle before use. NOTICE The generator has been shipped without engine oil. Do not start the engine until you have filled it with the sufficient engine oil.
7CF-9-16-a 11.3.21 11:38 Page 12 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. Push the choke lever back to the original position. TIP When starting the engine in areas where the ambient temperature is below 0°C (32°F), the engine automatically operates at the rated r/min (3,200 r/min) for 3 minutes to warm up the engine.
7CF-9-16-a 11.3.21 11:38 Page 13 AE01180 APPLICATION RANGE When using the generator, make sure the total load is within rated output of a generator. Otherwise, generator damage may occur. DC AC Power factor 1 0.8–0.95 0.4–0.75 (Efficiency 0.85) EF2400iSHC –2,000W –1,600W –680W Rated voltage 12V Rated current 8A TIP 9 “–” means below. 9 Application wattage indicates when each device is used by itself.
7CF-9-16-a 11.3.21 11:38 Page 14 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. 9 Be sure the receptacle load current is within receptacle rated current. 1. Start the engine. 2. Plug in to the AC receptacle. 1 3.
7CF-9-16-a 11.3.21 11:38 Page 15 AE00788 Overload indicator light (Red) 1 The overload indicator light (Red) 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.
7CF-9-16-a 11.3.21 11:38 Page 16 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. TIP 9 The generator DC rated voltage is 12V. 9 Start the engine first, and then connect the generator to the battery for charging. 9 Before starting to charge the battery, make sure that the DC protector is turned on. 1. Start the engine. 2. Press in the DC protector. 2 1 1 “ON” 2 “OFF” 763-238a 3.
7CF-9-16-a 11.3.21 11:38 Page 17 NOTICE 9 Be sure to connect the red battery charger lead to the positive (+) battery terminal, and connect the black lead to the negative (-) battery terminal. Do not reverse these positions. 9 Connect the battery charger leads to the battery terminals securely so that they are not disconnected due to engine vibration or other disturbances. 9 Charge the battery in the correct procedure by following instructions in the owner’s manual for the battery.
7CF-9-16-a 11.3.21 11:38 Page 18 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. When the specific gravity of the battery reaches 1.26 to 1.28, charging is complete.
7CF-9-16-a 11.3.21 11:38 Page 19 AE01173 STOPPING THE ENGINE TIP Turn off any electric devices. 1. Disconnect any electric devices. 2. Turn the engine switch to “STOP”. 1 5 “STOP” 1 763-262 3. Turn the fuel cock lever to “OFF”.
7CF-9-16-b 11.3.21 14:49 Page 20 AE00401 PERIODIC MAINTENANCE Safety is an obligation of the owner. Periodic inspection, adjustment and lubrication will keep your generator in the safest and most efficient condition possible. The most important points of generator inspection, adjustment, and lubrication are explained on the following pages. WARNING If you are not familiar with maintenance work, have a Yamaha dealer do it for you.
7CF-9-16-b 11.3.21 14:49 Item Crankcase breather hose Cylinder head Valve clearance Fittings / fasteners Page 21 Routine Every Preoperation 6 months 12 months check or 100 Hr or 300 Hr • Check breather hose for cracks or damage. 1 • Replace if necessary. • Decarbonize cylinder head. ★ • More frequently if necessary. ★ • Check and adjust when engine is cold. • Check all fittings and fasteners. ★ • Correct if necessary. The point where abnormality was recognized by use.
7CF-9-16-b 11.3.21 14:49 Page 22 AE01051 SPARK PLUG INSPECTION The spark plug is an important engine component, which should be checked periodically. 2 1 1 1. Remove the screws 1 and side cover 2. 788-014 3 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 electrode of spark plug should be a medium-to-light tan color. 760-031 4. Check the spark plug type and gap a.
7CF-9-16-b 11.3.21 14:49 Page 23 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. The oil is hot and should be handled with care to avoid burns. 1 1. Place the generator on a level surface and warm up the engine for several minutes.
7CF-9-16-b 11.3.21 14:49 Page 24 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. TIP Be sure to install securely to prevent from falling off during operation. 8. Add engine oil to the upper level.
7CF-9-16-b 11.3.21 14:49 Page 25 2. Loosen the bolt 1 then remove the muffler screen 2. 1 2 711-077 3. Use a flathead screw driver to pry the spark arrester out from the muffler. 711-078 4. Remove the spark arrester 1. 1 711-079 5. Remove the carbon deposits on the muffler screen and spark arrester using a wire brush. NOTICE 711-075 2 1 711-080 When cleaning, use the wire brush lightly to avoid damaging or scratching of the muffler screen and spark arrester. 6.
7CF-9-16-b 11.3.21 14:49 Page 26 9. Install the cover 1 and tighten the screws 2. 2 2 1 788-016a E01175 1 1 AIR FILTER 1. Remove the screws 1 and remove the cover 2. 2 788-017 3 4 2. Remove the screws 3, and then remove the air filter cover 4. 5 3. Remove the foam element 5. 4. Wash the foam element in solvent and dry it. WARNING 3 Never use solvent while smoking or in the vicinity of an open flame. 5. Oil the foam element and squeeze out excess oil.
7CF-9-16-b 11.3.21 14:49 Page 27 NOTICE The engine should never run without the foam element; 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 1 Never use the gasoline while smoking or in the vicinity of an open flame. 1. Remove the fuel tank cap and filter 1. 2. Clean the filter with gasoline. Replace it if damaged. 3. Wipe the filter and install it. 4.
7CF-9-16-b 11.3.21 14:49 Page 28 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 .... Clean carburetor. 705-075b 2. Engine oil system Insufficient 2 Oil level is low .... Add engine oil. 700-006 3. Electrical systems 2 Engine switch to “ON”.
7CF-9-16-b 11.3.21 14:49 Page 29 AE00515 A ENGINE DOES NOT START B Turn the engine switch to “ON”, then pull the recoil starter and check if the oil warning light flickers. E C H Does not flicker D Check engine oil level. Flickers. Pull the recoil starter and check the spark plug for spark strength. (See “WARNING”) F OK Consult a Yamaha dealer. G Level low Add engine oil. WARNING 9 To prevent FIRE HAZARDS be sure fuel is not present in the spark plug area.
7CF-9-16-b 11.3.21 14:49 Page 30 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. 1 763-262 2. Remove the fuel tank cap. Extract the fuel from the fuel tank into an approved gasoline container using a commercially available handsiphon. Then, install the fuel tank cap. WARNING Fuel is highly flammable and poisonous.
7CF-9-16-b 11.3.21 14:49 Page 31 6. Remove the screws 1, and then remove the cover 2. 2 1 1 788-014 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”. 1 707-109b 9. Turn the fuel cock lever to “OFF”. 10. Tighten the drain screw 1. 11. Install the cover and tighten the screws. 12. Tighten further if any screws, bolts and nuts are loose. 13.
7CF-9-16-b 11.3.21 14:49 Page 32 AE00621 ENGINE Perform the following steps to protect the cylinder, piston ring, etc. from corrosion. 1. Remove the spark plug, pour about one tablespoon 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. 2. Pull the recoil starter until you feel compression. Then stop pulling.
7CF-9-16-b 11.3.21 14:49 Page 33 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.
7CF-9-16-b 11.3.21 14:49 Page 34 AE00701 SPECIFICATIONS AE00702 DIMENSIONS Overall Length Overall Width Overall Height Dry Weight Unit mm (in) mm (in) mm (in) kg (lb) EF2400iSHC 527 (20.7) 419 (16.5) 461 (18.1) 34 (75) Unit EF2400iSHC Air cooled 4-stroke gasoline OHV Inclined, 1 cylinder 171 66.0 × 50.0 (2.60 × 1.97) 5.0–8.6 (rated load–1/4 load) Unleaded gasoline 6.0 (1.59, 1.32) 0.6 (0.63, 0.
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7CF-9-16-c 11.2.23 1:41 PM Page 36 YAMAHA MOTOR CORPORATION, U.S.A. EF SERIES GENERATORS 3-YEAR LIMITED WARRANTY Yamaha Motor Corporation, U.S.A. hereby warrants that new Yamaha generators purchased from an authorized Yamaha generator dealer in the United States will be free from defects in material and workmanship for the period of time stated herein, subject to certain stated limitations. covery, and make the machine available at that time for inspection and repairs at such dealer’s place of business.
7CF-9-16-c 11.2.23 1:41 PM Page 37 DAMAGES INCLUDING LOSS OF USE. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF INCIDENTAL OR CONSEQUENTIAL 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.
7CF-9-16-c 11.2.23 1:41 PM Page 38 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.
7CF-9-16-c 11.2.23 1:41 PM Page 39 YAMAHA OUTDOOR POWER EQUIPMENT CALIFORNIA EVAPORATIVE EMISSION CONTROL WARRANTY STATEMENT YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and Yamaha Motor Corporation, USA are pleased to explain the evaporative emission control system’s warranty on your 2006 or later outdoor power equipment. In California, new equipment that use small off-road engines must be designed, built, and equipped to meet the State’s stringent anti-smog standards.
7CF-9-16-c 11.2.23 1:41 PM Page 40 YAMAHA MOTOR CORPORATION, U.S.A. SMALL OFF ROAD ENGINES CALIFORNIA EMISSION CONTROL WARRANTY YOUR WARRANTY RIGHTS AND OBLIGATIONS The California Air Resources Board and Yamaha Motor Corporation, U.S.A. are pleased to explain the emission control system warranty on your 2008 and later Small Off Road Engine (SORE). In California, new SORE engines must be designed, built and equipped to meet the State’s stringent anti-smog standards.
7CF-9-16-c 11.2.23 1:41 PM Page 41 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.
7CF-9-16-c 11.2.23 1:41 PM Page 42 5. Air Injection System Air pump or pulse valve Valves affecting distribution of flow Distribution manifold 6. Catalyst or Thermal Reactor System Catalytic converter Thermal reactor Exhaust manifold 7. Particulate Controls Traps, filters, precipitators, and any other device used to capture particulate emissions 8.
7CF-9-16-c 11.2.23 1:41 PM Page 43 This warranty does not cover damage resulting from accidents, acts of nature, or other events or occurrences beyond the control of Yamaha. Yamaha Motor Corporation, U.S.A. expressly disclaims responsibility for any and all consequential damages, such as loss of time, inconvenience, loss or use of the SORE engine, or commercial loss. YAMAHA MOTOR CORPORATION, U.S.A.
7CF-9-16-c 11.2.23 1:41 PM Page 44 YAMAHA EXTENDED SERVICE (Y.E.S.) Keep your Yamaha Generator protected even after your warranty expires with genuine Yamaha Extended Service (Y.E.S.). 9 Y.E.S. is designed and administered by Yamaha Motor Corporation to provide maximum owner satisfaction. You get uninterrupted factory-backed coverage for extra peace of mind. 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.
7CF-9-16-c 11.2.
7CF-9-16 hyoshi 11.4.13 16:04 Page 2 Read this manual carefully before operating this machine. This manual should stay with this machine if it is sold.
7CF-9-16 hyoshi 11.4.13 16:04 Page 1 Generator OWNER’S MANUAL Read this manual carefully before operating this machine. EF2400iSHC PRINTED ON RECYCLED PAPER PRINTED IN JAPAN 2011.04-0.
) - 9 9 Month / Day / Year Selling Dealer Name - State (Example) 7DK - 0000000 (Example) EF2000IS Zip REGISTER ONLINE OR MAIL THIS CARD TO YAMAHA MOTOR CORPORATION, U.S.A. Please register online or complete and mail this form. It will help ensure that Yamaha has accurately registered your purchase for warranty. Manufacturers are required to maintain a complete up-to-date list of all first purchasers of products in the event of a safety-related defect or recall.
PLACE STAMP HERE YAMAHA MOTOR CORPORATION U.S.A. P.O.
