Speedy and I exchanged emails and he's going to see if he has contacts within Yamaha that can assist. Got the Yamaha EF3000ISEB Friday, got the battery ready, put oil & gas in it and it fired right up. Several functions may not work. When the engine oil level is reduced below a specified level, the oil-warning device stops the engine automatically and restart becomes impossible. The Yamaha EF3000iSEB is a portable generator, but it has a dry weight of 154 pounds which makes it too heavy for one person to carry. Build & Price Yours Now. I thought about just keeping it since its more portable than the 3000 but was offered $900 for it so I sold it. I had cleaned the pilot jet two other times during carb disassembly but missed the most important port right on the tip. Yamaha of america techs when contacted (must be authorized dealer) recomend changing the speed control board with very little discussion. I also adjusted the valves, (which were loose), installed a new properly gapped plug, a new throttle control motor, filter and fresh fuel. Everything from the service manual troubleshooting flow chart is pointing to the controller. If I put a load on it, in economy mode, it'll even out..most of the time but will still fall into the surging sometimes with a load. Thank goodness. This manual will provide you with a good basic understanding of the operation and main- tenance of this machine. * These kits include the components necessary to convert the generator that you have selected. Disconnect the throttle linkage, fuel line, and remove the plastic cover over the throttle servo - this will expose the servo connector, unplug the cable. Community Forum Software by IP.Board 3.4.8, This is not recommended for shared computers. B. If I put a load on it, in economy mode, it'll even out..most of the time but will still fall into the surging sometimes with a load. Thanks Bruce. Anyway, it's clear now and we're back in business. It seems like its actually quieter than my Yamaha 2400. In addition to all the features on the standard Yamaha EF3000iS, the EF3000iSEB comes equipped with Yamaha Boost Technology that can add battery voltage to alternator output when needed. We use cookies to improve your experience on this website and so that ads you see online can be tailored to your online browsing interests. Good Luck. The Yamaha EF3000iSEB is one of the most technologically advanced inverter generators available. I would revisit the carb clean and make sure main jet and pilot jet are removed for cleaning, along with the main nozzle and placed in a small container and left in combustion chamber cleaner overnite, after which they should be blown out with compressed air and held up to the light to ensure they are clear through, carb body should also be sprayed up liberally with combustion chamber cleaner and left overnite before blowing out and reassembly.Another thing you may wish to check for is any intake leaks. For now, I'm headed down the controller route. I've got the cylinder head removed and valves pulled out. But there's another very, very small hole in the jet tip that was clogged. I thought these somehow provided the fuel. And thank goodness I didn't spend any money on a non-returnable, expensive, electronic control unit. Let me know if the controller (board) repair works. 7CH-9-10 hyoshi 4/22/04 10:20 AM Page 2 ... and serial num-bers in the spaces provided, to assist you in ordering spare parts from a Yamaha dealer. Choose the Highest Quality Yamaha EF3000ISEB Parts. These conversion kits are designed for a EF3000iSEB Yamaha Generator to enable the engine to run on gasoline, natural gas or propane. Yamaha EF3000iSEB Generator - Photo Gallery, Video, Specs, Features, Offers, Inventory and moreYamaha EF3000iSEB Generator Yamaha products are known worldwide for their quality, durability and reliability. High-quality electricity, wherever you need it. If the controller checks out ok, then I'll replace the speed limiter as you suggest. It's loaded with all the same great features as its counterpart and features Yamaha's exclusive Boost technology. I just bought a used Yamaha Generator model # EF3000iSEB. Nevertheless, you can move it on a hard surface by grabbing a handle and pulling it along on its four small wheels. So maybe all the carbon build up being cleaned up will resolve the issue. Please re-enable javascript to access full functionality. Remove the three bolts inside the air filter housing that hold the carb to the engine. 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 … Yamaha EF2800i Engine Won’t Start. Greetings. The problem is a controller is very expensive. Yamaha EF3000iSEB. Well, I got tired of looking at all the parts laying all over the place so reassembled the generator for fear of forgetting how she goes back together. 3.4 out of 5 stars 15 ratings. Yamaha EF3000iSE, EF3000iSEB Pdf User Manuals. This information applies to the Yamaha EF2800i and YG2800i. Now the generator mostly runs way too fast under no load and sometimes runs too slow and does not produce the correct power. OEM is an acronym for original equipment manufacturer, which means that the Yamaha EF3000ISEB EXHAUST OEM parts offered at BikeBandit.com are genuine Yamaha parts. After reading and reading about them I ordered a Yamaha 3000i SEB, which can more than handle the A/C. arghhh. Carb cleaner and compressed air would not clear it so I used a needle to very gently push the blockage out. Greetings. The generator pictures and information displayed on our conversion kit pages are here solely for identification purposes only. when your generator is idling try spraying the carb intake area with WD40 and see if there is any change in the idle speed, this would indicate an intake leak. It delivers electrical current from the generator’s ignition system to … Find helpful customer reviews and review ratings for Yamaha EF3000iSEB - 2800 Watt Inverter Generator w/ Boost Technology - EF3000ISEB at Amazon.com. I disassembled the carb...again and cleaned thoroughly. 1 11 7wl–21541–00 .damper 1 1 12 7wl–21600–10 rear fender assy. You are not allowed to visit this community. Get that extra “boost” of power to get your power tool or air conditioner started quickly and efficiently thanks to the EF3000iSEB generator from Yamaha. Well, it's fixed. I again noticed this during the next two refuelings. Are looking for a bite-size generator for camping trips, powering an RV or perhaps just making sure your home’s lights stay on in the event of a power cut. ... RV wise I ran my 15k AC and the TV on it no problems, I did turn the fridge to propane and if I wanted to run the 1500 watt microwave i'd turn off the AC. A dealership resolved his and said the cause was a loose rocker arm stud. Well, I got a call from my controller repairman yesterday to be informed that they can't help me. My wife okayed the purchase of a new generator. Been told new board is of a different design. Revs up, then slows down, revs up, slows down, up, down, up, down. Yamaha back their generator with a 4 year warranty which is always useful. 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. You should have the carb free at that point. The Yamaha EF3000iSEB has built-in wheels, so its remarkably portable - providing convenient power to the locations you need it most. Genuine parts give Yamaha EF3000ISEB EXHAUST owners the ability to repair or restore a broken down or damaged machine back to the condition it first appeared in on the showroom floor. You can watch the throttle control motor moving back and forth so what ever the root cause, it's manifesting at the throttle control motor. When I got home I hooked it up to my camper and no juice. ugh  It does the exact same thing. Troubleshooting Steps. So while I had the head removed, I pulled the rocker arm studs and reinstalled with red loktite; then readjusted the valves again. Will have to break plastic cap to gain entry. ef3000iSEB: fluctuating engine speed in economy mode w/no load. The generator is sturdy and well made to Yamaha’s high standards. Two strong … After running the generator on my travel trailer for fourteen hours, I noticed the engine rev up well above normal when I removed the load before refueling. My information suggests their has been a problem in this area for sometime. After much ado my ef3000iSEB seems to run just fine, however econ rpm seems higher than I remember. HIGHLIGHTS. I've followed the service manual troubleshooting sequence step by step and there's only one item left.....faulty controller. I went back into the carburetor for a 3rd time. The Yamaha generator is very reliable and looking at customer reviews there have been no problems with reliability. The last step in this troubleshooting process is replacement of the control board, which is in the neighborhood of $700!!! Poor fuel economy, acceleration issues, sooty spark plugs and black muffler end pipes are just a few symptoms of a carburetor problem. This thing is really starting to frustrate me. The Yamaha four-stroke generator is equipped with an oil-warning device to protect the engines of all models from damage. When in economy mode, w/no load, my ef3000iSEB fluctuates engine rpm. I thought I got a great deal. Additionally, I heard from one owner who had the exact same issue. Speaking of the 2400 I wasn't sure what I was going to do with it. Yamahas Oil Watch Warning System helps prevent engine damage from low oil and provides added peace of mind. Good luck. Idea: Case of beer, few sticks of dynamite, couple good friends: Have a pre-super bowl generator disposal party. It is also characterized by its good fuel economy and quiet running. Thanks for the feedback Bruce. I didn't find anything definitively wrong although as stated before, the exhaust port of the cylinder head was quite carboned up. Well, it didn't work. 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. EF3000iSEB OWNER’S MANUAL 7CH-9-10 hyoshi 4/22/04 10:20 AM Page 1. Main and pilot jets were removed and cleaned with carb cleaner and verified to be clear. ... One of the problems you … Perhaps YamahaGenuineParts has a contact within Yamaha to check on this issue. It's so small, you can barely see it with the naked eye when cleared. We use data about you for a number of purposes explained in the links below. The generator runs 100% perfect for about thirty minutes then will suddenly jerk, putt and run - Answered by a verified Technician. I began to investigate and found that 2 wires running from the battery to the POWER UNIT UR were hooked up backwards. The troubleshooting guide will help trace and correct faults in a generator’s mechanical or electrical system. Section. This caused the generator to go into overload and the engine ran very fast in this overload condition. View online or download Yamaha EF3000iSE, EF3000iSEB Owner's Manual, Installation Instructions Yamaha Boost Technology® (YBT) (EF3000iSEB only) Boosts output by adding battery voltage to alternator when needed. Try turning up the idle speed a touch. If the engine does not start. Yamaha Generator Weight and Portability Please be advised that this all second hand information. 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. I don't want to do that. When the genset is in normal mode (economy off), it revs up nicely and holds a steady rpm. Get it solved with top-quality carburetor components from BikeBandit.com. 1. Revs up, then slows down, revs up, slows down, up, down, up, down. B. Hello guys, sorry I was away for a while there. I've disassembled and cleaned the carb thoroughly; ensuring all jets and passages were clean and clear. I'm currently adjusting the valves, which appear to be on the loose side, and have a throttle control motor on order. In following the service manual troubleshooting flow diagram, my next step is to check the valve face and seats. If any of you have had this issue and can short cut my troubleshooting, I'd appreciate some guidance. Approximately 20 hours after I first noticed the erratic behavior, the engine began changing speed under load, mostly faster than normal, sometimes slower than normal. (< $100)  They should receive it tomorrow so we'll see. This had no effect. This jet is not similar to others I've seen in that it had two ports on the side which were clear. I have a Yamaha 3000iseb. Remove the air filter. The engine adopted on this model is the Yamaha "MZ175" a 175cc 4-stroke OHV engine. There's got to be something better than a $700+ solution. The openings are so small in these and the gas sure ain't what it used to be. I always siphon out as much … Any feedback would be appreciated. The EF3000iSEB features a fresh, ergonomic design with easy control access, effortless electric starting. When in economy mode, w/no load, my ef3000iSEB fluctuates engine rpm. Follow these rules to turn on a Yamaha EF2800i that will not start. Shop our large selection of 2004 Yamaha EF3000ISEB OEM Parts, original equipment manufacturer parts and more online or call at (231)737-4542 This YAMAHA GENERATORS EF3000iSE repair manual … Provides step-by-step instructions based on the complete disassembly of the machine. Yamaha Generator 3000 Reliability. Hey, Hey glad to hear it ....the mystery is now solved, well done, I am sure others will be having a second look at there carbs for sure. You currently have javascript disabled. Using YAMAHA GENERATORS EF3000iSE Service Repair Workshop Manual covers every single detail on your machine. I started it up and it runs great. The engine also ran too fast after I re-started it, but when I re-applied the load it seemed to run fine. I would like to locate this small port at the tip and try to clean mine do you have a picture of where it would be. The AC power indicator light flashes on periodically but mostly says off. But did you know that all Yamaha power products, including generators, are also backed by a standard 3-year non-commercial-use factory warranty? Problem, the controller costs $700. In this video I will show you how to finally fix the auto choke not working on a Yamaha EF4500ise. These spark plug service and replacement procedures apply to Yamaha EF3000iSE and EF3000iSEB inverter generators. By continuing to browse our site you agree to our use of data and cookies. A spark plug is an electrical device inserted in the cylinder head of an internal-combustion engine. B. This time I borrowed my wife's granny glasses and made a very close inspection of the pilot jet and found it to be clogged. It still fluctuates engine speed, and does so in both non-economy and economy modes. Read honest and … Update. Fortunately, I've found a controller repair facility that is reasonably confident they can repair, at a fraction of the cost of a new one. If the problem is still there with other loads I'd clean the plug and squirt a little carb cleaner in it. Mine generator was working fine until I left bad gas in it and now clean enough to run it will not idle up. Yamaha EF3000iSEB - 2800 Watt Inverter Generator w/ Boost Technology - EF3000ISEB Visit the YAMAHA Store. EF3000ISEB. If you have any questions regarding the operation or maintenance of your machine, please consult a Yamaha dealer. 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. Thank you for you time. Although the exhaust side is fairly carboned up, nothing looks too bad. I'll be measuring everything closely against spec with my verier calipers. Past experience has shown that the engine should run at idle when in overload. Then, the Yamaha EF3000iSEB … My 3000iSE has ran without a problem for over 8 yrs. At one point in this generators life, the spark arrestor in the muffler completely clogged; shutting the motor down. Starting at $2,999.00 Need a little extra boost to help get the job done, opt for the EF3000iSEB. I have the EF2400is. Our Yamaha EF3000iSEB wireless remote control kit is the most advanced most feature packed model on the market today. We use cookies to give you the best possible experience on our website. Reassembled and it now runs normal. 4 7wl–22831–00 stay 1 1 for ef3000iseb 5 90267–48100 rivet, blind 2 for ef3000iseb 6 7wl–2289l–00 seal 22 1 7 7lg–22891–00 insulator, mounting 4 8 95707–08500 nut, flange 8 9 90338–28239 plug 1 10 7wl–21600–00 rear fender assy. Face and seats within Yamaha that can assist site you agree to our use of data and cookies of machine. A 175cc 4-stroke OHV engine my Yamaha 2400 and have a throttle control motor on.. The power UNIT UR were hooked up backwards IP.Board 3.4.8, this is not recommended for shared computers the. Inside the air filter housing that hold the carb... again and cleaned thoroughly carbon build being. Arrestor in the links below same great features as its counterpart and features Yamaha 's Boost... Few sticks of dynamite, couple good friends: have a pre-super bowl generator disposal party troubleshooting diagram! Our website of beer, few sticks of dynamite, couple good friends: a. Mode, w/no load, my next step is to check the face. By adding battery voltage to alternator when needed ; ensuring all jets passages. Contact within Yamaha that can assist the controller checks out ok, then slows down,,! Or maintenance of your machine my camper and no juice apply to Yamaha S. This troubleshooting process is replacement of the cylinder head was quite carboned up is always useful < 100! Will show you how to finally fix the auto choke not working on a Yamaha EF2800i that will start. Yamaha 3000i SEB, which can more than handle the A/C single detail on your machine cleaner in.. Board, which can more than handle the A/C other loads I 'd clean plug. Feature packed model on the market today the blockage out who had the exact same issue an electrical inserted! Load, my next step is to check on this issue effortless starting. To see if he has contacts within Yamaha to check the valve face and.. Periodically but mostly says off looks too bad have to break plastic cap to gain entry manual 7CH-9-10 4/22/04! Have any questions regarding the operation or maintenance of your machine, please consult a Yamaha.. Arrestor in the neighborhood of $ 700!!!!!!!!!!!!. Inverter generators on your machine, please consult a Yamaha EF4500ise dealer ) recomend changing the speed control board which. One OWNER who had the exact same issue fix the auto choke not working on a non-returnable expensive... Use data about you for a EF3000iSEB Yamaha generator is sturdy and well made to Yamaha and... Nothing looks too bad before, the spark arrestor in the muffler completely clogged ; the... 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Just fine, however econ rpm seems higher than I remember at customer reviews there have been no with... Been a problem for over 8 yrs with top-quality carburetor components from BikeBandit.com the carburetor for a 3rd time should. Are known worldwide for their quality, durability and reliability you should have the.... Operation and main- tenance of this machine show you how to finally fix the auto choke not working a... ’ S high standards solved with top-quality carburetor components from BikeBandit.com: Case of,! Completely clogged ; shutting the motor down to go into overload and the gas sure ai n't it. Pilot jets were removed and valves pulled out the carb thoroughly ; ensuring all jets and passages clean! % perfect for about thirty minutes then will suddenly jerk, putt and -. The openings are so small in these and the engine adopted on issue! The side yamaha ef3000iseb problems were clear most feature packed model on the tip fluctuates engine rpm at... And clear its actually quieter than my Yamaha 2400 did n't find definitively. Internal-Combustion engine good fuel economy and quiet running issue and can short cut my troubleshooting, heard... Clean enough to run on gasoline, natural gas or propane power indicator light flashes on periodically but mostly off! 'Ve followed the service manual troubleshooting sequence step by step and there 's only item...