I  have a EF3000iSEB that does not generate AC. Yamaha EF3000iSEB 3000 Watt Inverter Generator : November 28, 2020: Reviewer: Joe W from BEN LOMOND, CA United States Great generator for the occasional emergency use when the power goes out. The Yamaha EF3000iSEB is powered by a 171cc gasoline engine. Despite its sizeable power, the EF3000iSE is whisper-quiet, producing noise levels ranging from 54.5 to a maximum of 61 dB - and because it's mounted on four wheels, moving it around couldn't be easier. The chances of a permanent magnet rotor going bad are slim. I can buy a brand new generator just like this one for $1,999. thanks The problem with now is them manual is not very technical. Product Details Specifications Photos. Its running wattage is 2800 while its normal surge wattage is 3000. Control Box . Took it to small engine repair shop and they fixed it. There are several out there. The show rocked! Look for another dealer. So I got the diagnosis from the dealer. Moving parts such as pistons, cranks, and valves, consume oil. It also has 20 amp and 30 amp AC power receptacles which provide 120-volt AC current. A short while ago it started to sputter when it got hot and would not provide power. Following the service manual step by step, I reached the conclusion that the control unit was bad (#40). Page 17 Introduction of Power Boost Technology EF3000iSEB is equipped with a DC-DC converter, which supplies supplemental electric current to the invert- er control unit to boost up the generator output for maximum 10 seconds. The Yamaha EF3000iSEB - 2800 Watt Electric Start Inverter Generator w/ Boost Technology (Scratch & Dent) EF3000ISEB-SD has been discontinued. Its now at the dealer so I can not check it myself at this point. However, I don't know which product number I need. Yamaha Waverunner, Motorcycle, ATV, Side by Side, Utility, Sport Boat and Snowmobile OEM Parts yamahapart.com OEM Yamaha parts and Accessories up to 40% off MSRP. This item Yamaha EF3000iSEB - 2800 Watt Inverter Generator w/ Boost Technology - EF3000ISEB Champion 3400-Watt Dual Fuel RV Ready Portable Inverter Generator with Electric Start Honda EU3000iS, 2800 Running Watts/3000 Starting Watts, Gas Powered, Portable Inverter Congratulations on your purchase of your new Yamaha. 11 people found this helpful. I just bought a used Yamaha Generator model # EF3000iSEB. In a four-stroke generator, is oil consumption reduced? Quick Shipping and a large inventory, this is where America goes for all its Yamaha OEM Parts. Checked for loose wiring. I live near Gatlimburg, TN. But no AC output. I will throw in a service manual with it. I had good sound levels with both generators running for 6 hours. I love the electric start. Any ideas ? I believe I need a new control unit/inverter. No: Applications: Contractor, Portable: Other: The EF3000iSE is unbelievably quiet with low sound levels of 51-57dBA. I am no Electrician, but I would stongly suggest a Yamaha Service Manual if you do not already have one. Buy OEM Parts for Yamaha Power Equipment EF3000ISEB CARBURETOR Diagram The positive wire was hooked to the ground on the battery and the ground was hooked to the positive on the battery. Read more. yamaha motor corporation, u.s.a. makes no other warranty of any kind, expressed or implied. I am not sure if it is working since I put a fuse on it. Yamaha generators 2000 from Yamaha are known for being quiet and the Yamaha Generator is no exception. ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WHICH EXCEED THE OBLIGATIONS AND TIME LIMITS STATED IN THIS WARRANTY ARE HEREBY DISCLAIMED BY YAMAHA MOTOR CORPORATION, U.S.A. AND EXCLUDED FROM THIS WARRANTY. The Yamaha EF3000iSEB is one of the most technologically advanced inverter generators available. I replaced the fuse on the power unit and still no electricity. Generator Hz fluctuates erratically causing generator to drop off line. The Boost Control Unit (BCU) senses when extra power is needed and boosts output for up to 10 seconds, giving air conditioners, power tools, and other equipment the extra boost of power they may need to start quickly and efficiently. The chances of the simple stator going bad is slim too, although it can occure. It loooks like it might be a 2007 (or at least thats when the original purchas was made)  I also noticed there is a 10A fuse near the battery. My SN is 7CH-1301610 if any one can point me in the right direction. Yamaha EF3000iSEB used to power home and recharge batteries in off grid application. Long story short, the control unit was fine. NUMBER PRI-I.D. Re: yahama generator ef3000iseb will not produce ac power Look for another dealer. Find many great new & used options and get the best deals for Yamaha EF3000IS 2,800 Watts 10 HP Portable Generator at the best online prices at eBay! Read more. What else could be the problem. The chances of a permanent magnet rotor going bad are slim. Yamaha EF3000iSEB Generator - Photo Gallery, Video, Specs, Features, Offers, Inventory and moreYamaha EF3000iSEB Generator I know for sure part 40 is bad. Generator Cover for EF3000iS / EF3000iSE / EF3000iSEB, Lot of 1 4.6 out of 5 stars 15. Perhaps yours is bad but in my experience, they rarely are. Now I have the wrong manual. Yamaha EF3000iSEB Overheating problem - How to fix - YouTube At first glance, you are sure to be impressed by the ergonomic look of both machines. Camshaft Valve . If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer. None of the lights on the power unit come on when running. Said it was the coil. After reading and reading about them I ordered a Yamaha 3000i SEB, which can more than handle the A/C. The Boost Control Unit (BCU) senses when extra power is needed and boosts output for up to 10 seconds, giving air conditioners, power tools, and other equipment the extra boost of power they may need to start quickly and efficiently. I checked the fuse on the POWER UNIT and it was blown. Most likely the warrenty has ran out. yamaha motor corporation, u.s.a. makes no other warranty of any kind, expressed or implied. To test a capacitor, a multi-meter that can test capacitance is required. Green Jeep, do you still have your generator, where are you? This manual will provide you with a good basic understanding of the operation and main- tenance of this machine. It also depends on where and who you buy these units from, but the approximate price gap of $400 will be what to make potential consumers think twice before purchasing either machine. When I got home I hooked it up to my camper and no juice. Motor runs fine and puts out DC for battery charging and also charges the internal battery. I got it as expected and followed the instructions in the correct order. I would like to fix this one if feasable. Starting at $2,999.00 Need a little extra boost to help get the job done, opt for the EF3000iSEB. Lately when a load (13.5 ac) is applied, the overload light "flickers " and the ac bogs down . Shop Yamaha Power Pre-Owned. Might just replace it instead of repairing it. $54.99. The Boost Control Unit (BCU) senses when extra power is needed and boosts output for up to 10 seconds, giving air conditioners, power tools, and other equipment the extra boost of power they may need to start quickly and efficiently. Engine now runs fine. My wife okayed the purchase of a new generator. There was no shore power available so I took my EF3000 for the FOH speakers and my EF2000 for backline. … I began to investigate and found that 2 wires running from the battery to the POWER UNIT UR were hooked up backwards. #44 had a blown fuse. I received my service manual I ordered from Yamaha. Need Yamaha Parts? The meter in the camper shows 116 volts and 59.9 hertz. Yamaha Boost Technology® (YBT) (EF3000iSEB only) Boosts output by adding battery voltage to alternator when needed. Additional standard features include; 4 wheels for easy mobility, and Yamaha's exclusive Power Boost technology (EF3000iSEB) that automatically detects the need for immediate, increased power. Took it to dealer and they could not figure it out. Make me an offer. The only place I am getting any power is the DC out put and I am getting 24 volts per my Fluke meter. But did you know that all Yamaha power products, including generators, are also backed by a standard 3-year non-commercial-use factory warranty? Could that have been my problem? Our Yamaha EF3000iSEB wireless remote control kit is the most advanced most feature packed model on the market today. What p … read more Because of this, and its reliability, the Yamaha Generator has become one of the most widely used generators for camping. I was so convinced it was the problem that I sent it away to be repaired only to find that it couldn't be repaired. ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE WHICH EXCEED THE OBLIGATIONS AND TIME LIMITS STATED IN THIS WARRANTY ARE HEREBY DISCLAIMED BY YAMAHA MOTOR CORPORATION, U.S.A. AND EXCLUDED FROM THIS WARRANTY. Control Unit DC-DC converter (Power Boost Technology) DC-DC converter is an electrical device to step up DC voltage. Where can I find these units resonalbly priced? Locate the voltage regulator for your generator.Unplug the two wires that connect to the generator brushes. UPDATED 11/19/15. I have invested a little over $500 in it right now. Well I'm back at trying to fix this unit. I thought I got a great deal. Pay close attention to the specs. I just ordered a service manual at my local Yamaha shop for $40. 11 people found this helpful. They sent me the manual for the 3000ISE. Outdoor Power Equipment. The Yamaha four-stroke generator is equipped with an oil-warning device to protect the engines of all models from damage. That screen inside the fuel fill port is too course to stop fine enough particulate to clog a jet on your carburetor. Long Run Time: Runs … CALL 908-483-5329. I am a certified electrician and would like to know how to run diagnostics on the boards. Someone that knows what they are doing needs to resistance check the stator that contains the main & sub coils. It has a 12-volt DC outlet for charging automotive batteries. Results in pure sine wave as clean or cleaner than commercial power and can operate products with built in microcomputers. I replaced the fuse. Our detailed Yamaha EF3000ISEB EXHAUST schematic diagrams make it easy to find the right OEM part the first time, whether you’re looking for individual parts or an entire assembly. The Yamaha EF3000iSEB costs around $2200 on its original website, while Honda EU3000iS offers a slightly lower price than its opponent, at around $1800. Did you know your generator has NO fuel filter? Gives air conditioners, power tools, and other equipment the extra power needed to start quickly and efficiently. I believe one or both of the "Control Units" defective (possibly water damage on the battery boost module). I made a mistake on it was the power unit also known as a DC-DC converter, for the boost that has 2 wires hooked to the battery. In the case of the EF1000iS model, approximately 2–3 cc of oil is consumed during one hour of operation (this is a reference number; note that it may vary depending on conditions such as the temperature, load, and maintenance state of the engine). Proven in use as a multi-purpose engine and on various Yamaha products like golf cars, this power unit is known for its reliability and high power output. The show rocked! My green jeep is a FC 150. Does your green light go on? 2004 Yamaha EF3000ISEB; 2004 Yamaha EF3000ISEB OEM Parts. I went ahead and opened the manual and it is for both the ISE and the iSEB. Crankshaft Piston . I thought I got a great deal. 2021 Yamaha Power Generator EF3000ISEB Yamaha Power Generator EF3000ISEB The chances of the simple stator going bad is slim too, although it can occure. If it does your sub coil is producing control voltage. Good luck. I think I will just sell the generator as is and forget it. Changed oil (as i have done on a regular basis) but no change. What part(s) do I need to change? When the engine oil level is reduced below a specified level, the oil-warning device stops the engine automatically and restart becomes impossible. Yamaha Boost Technology® (YBT) (EF3000iSEB only) Boosts output by adding battery voltage to alternator when needed. I just bought a used Yamaha Generator model # EF3000iSEB. This item Yamaha EF3000iSEB - 2800 Watt Inverter Generator w/ Boost Technology - EF3000ISEB Champion 3400-Watt Dual Fuel RV Ready Portable Inverter Generator with Electric Start Honda EU3000iS, 2800 Running Watts/3000 Starting Watts, Gas Powered, Portable Inverter Generator Cover for EF3000iS / EF3000iSE / EF3000iSEB, Lot of 1 4.6 out of 5 stars 15. Engine speed and voltage are steady. Yamaha EF2400iS Generator Surging Idle Fix Finally, a real solution! Yamaha EF3000iSEB used to power home and recharge batteries in off grid application. So I googled the Honeywell HW2000i and found it has its share of problems, in initial starting, re-starting, producing power, made in China, poor or non-existent dealer/rep;air network, etc. Yamaha Boost Technology: Adds battery voltage to alternator output when needed. Don't want to pay those obscene fees at Yamaha if i can help it. Crankcase . Generator Hz fluctuates erratically causing generator to drop off line. I think this may have destroyed the control unit though. When running, the Yamaha Generator has a noise level of 51.5 dB to 61 dB, and that’s quiet any way you look at it. To milwrandy, no the green light does not come on. I would like to get that back out of it. There was no shore power available so I took my EF3000 for the FOH speakers and my EF2000 for backline. Yamaha 3000iSEB Generator - posted in Problems, Solutions & After Market: I can't find a good holiday to charge this one off to, so I guess its Happy 4th of July to me. The green light on the control board indicating power production didn't light and an electric drill motor plugged into either AC outlet didn't run. If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer. Step 3 (after putting oil in) was to connect the battery, but I opened the battery compartment and there was no … I started it up and it runs great. It only give basic information. A fuel filter is very cheap, and takes only a … I bought the EF3000iS Yamaha after comparing it to the Honda 3000iS line that has electric start. I had good sound levels with both generators running for 6 hours. Thank You. They sent it back. Carburetor . It did blow the fuse on the power unit. Not surer it's Worth it. Features for the Yamaha EF3000iSEB - Generator. The engine adopted on this model is the Yamaha "MZ175" a 175cc 4-stroke OHV engine. GreenJeep,  Not too long ago I went through an extensive troubleshooting process on this model generator. Then the generator needs to be run & voltages of the 2 coils needs to be checked. This manual will provide you with a good basic understanding of the operation and main-tenance of this machine. It does not tell how to test these boards. It is also characterized by its good fuel economy and quiet running. Long Run Time Runs continuously for up to 20.5 hours without refueling (at 1/4 rated load with "Economy Control" function on). If I have to order both the power unit and the control unit it looks like it will cost me more than a new generator. Yamaha EF3000iSEB Generator - Photo Gallery, Video, Specs, Features, Offers, Inventory and moreYamaha EF3000iSEB Generator Air Shroud Starter . Hello, have a look at the picture I have included and i will look into the price and availabilty of parts for you, just let me know which parts are required. Page 1 Generator OWNER’S MANUAL EF3000iSE EF3000iSEB LIT-19626-01-20 7CH-28199-10...; Page 3 AE00002 Congratulations on your purchase of your new Yamaha. Yamaha Boost Technology® (YBT) (EF3000iSEB only) Boosts output by adding battery voltage to alternator when needed. Differences Between Honda EU3000iS Vs Yamaha EF3000iSEB. 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Other: the EF3000iSE is unbelievably quiet with low sound levels of 51-57dBA EF3000iSEB that does tell... Adds battery voltage to alternator when needed your generator.Unplug the two wires connect... Electrician and would not provide power electrician, but i would like to fix this.. That does not come on provide you with a good basic understanding of the on..., not too long ago i went through an extensive troubleshooting process on this model is the out. To run diagnostics on the power unit and still no electricity off line a little $! Out of 5 stars 15 cleaner than commercial power and can operate products with built in microcomputers first... Your machine, please consult a Yamaha dealer this point battery voltage to output!