Onan Microquiet 4000 runs but spews fuel out of carb, Onan Microquiet 4000 Genset: Help getting it running. Carburetors. JavaScript is disabled. "A Community of Antique Engine Enthusiasts." Re: Onan MicroQuiet 4000 KY- - - FLOODING On the carb you operated on I'm guessing some passagway is cracked or plugged. 30 x 20 x 15* Average Fuel Consumption at Full Load (gal./hr.) Features exceptionally quiet operation, single-side servicing, and an enclosed muffler. Sea Foam Motor Treatment dissolves and cleans fuel and oil residues and deposits, stabilizes fuel, controls moisture, and lubricates upper cylinders. Onan Microquiet 4000 runs but spews fuel out of carb, Onan Microquiet 4000 Genset: Help getting it running. I'ld look to see that float needle valve is not too loose in it's hole. Solenoid just shuts gas off when you stop the gen. SMOKSTAK is a Registered Trade Mark in the U.S. SMOKSTAK is a Registered Trade Mark in the U.S. It is flooding out the engine as gasoline is being spewed out of the air cleaner, and tons of smoke from the exhaust. Backfiring thru the carb is often from a lean mixture. 146-0803 146-0785 Carburetor + Gasket for Onan Cummins A041D736, Microquiet 4000 Watt Generators 4KYFA26100 4KYFA26100P 4KYFA26100K . Re: Onan MicroQuiet 4000 KY- - - FLOODING Ignition system is different than old cars, waste spark system. 99. I have removed, thoroughly cleaned the carb, replaced the spark plug, and it is still flooding. Informational purposes only! May be a design flaw, but I haven't read it here. Only 6 left in stock - order soon. JavaScript is disabled. Trademark Office. Suitable for medium-duty commercial mobile applications. I never was a fan of blindly throwing money at things. Nov 19, 2012. please post the complete model and serial number so we know exactly what were dealing with.. and can look up the error codes.. The fuel solenoid on the bottom of the carb I thought may be sticking, and allowing too much fuel back out the carb flooding it out. I replaced brushes, slip rings, fuel pump/filter, and it runs great now except its spewing a lot of fuel out the back of carb where the filter mounts. I have a 4000 Onan generator on my RV and the carburetor is gummed up from non use. Microprocessor control with diagnostics. Onan 4000 generator fuel pump replacement and diagnosis. but was wondering if they are available cheaper or rebuilt. FREE delivery Nov 9 - 15 . other end likely goes under fat +12V bat cable at starter relay fat stud. It shouldn't have anything to do with flooding. Step by step video on how to replace the carburetor in a Cummins Onan RV QG 4000 generator. Copyright 2000-2020 by. 3psi = tank held ~10 feet above carb. I replaced the brushes, fuel pump, filter, and slip rings on a great customer of mine. Throw the black handle away. Electronic ignition, I think. Trademark Office. Might not be any timing adjustment. It may not display this or other websites correctly. For a better experience, please enable JavaScript in your browser before proceeding. The generator carb was replaced two years ago and will start and run great every time I try it now. The ELECTRIC Solenoid on the bottom of the carburetor is just a main jet cut-off to avoid run-on when the engine is shut down. Clearly, the float and needle are NOT doing the job they should. 2. $41.99 $ 41. I think you said 2nd carb float didn't leak, but was laquored up. Pull the carb again and be sure that all passages are clean. I think you need to change the set point of float/needle assembly so it automatically maintains a lower gas level in bowel. Can try Permatex 2 over your jb weld as a seal, It's messy but doesn't dissolve in gasoline, laquor thinner bearly cleans it from your fingers. SPM Air Filter Spark Plug for 140-3280 48-2017 Onan Microlite Propane Generator 3600 4000 QG4000 Micro Quiet Cummins Product Description & Features: Replaces ONAN #. 99 $42.29 $42.29. Specifications. #5. It shouldn't have anything to do with flooding. I could get the genset to run by pinching off fuel, same flooding after complete release of fuel line once engine was running. Onan pump (it's ~3psi) will give more pressure making it easier to see a leak. Now it's acting like it's flooding out even though I've adjusted the float several times, even adjusted it a bit down. Don't try to read low pressure pumps with a 30 psi gauge. 8. Cummins Onan says their carburetors are not serviceable, so you . You must log in or register to reply here. Posts: 386. Your thoughts would be great. If I turn off the circuit breaker and just runs the motor it does the same thing like its getting to much gas. I am having issues with my Onan 4000 MicroQuiet Generator and am hoping for some help. . I would put a fuel pressure gauge between the carburetor and the fuel pump. Trademark Office. $39.99 $ 39. You must log in or register to reply here. 0.7* Hertz 60* Phase Single* Volts 120* Amps 33.3* Auto Shutdown Yes___+_________________Sea Foam Fuel System CleanerProduct description:Professional mechanics and do-it-yourselfers everywhere rely on this product every day. One way to do this may be to force fit a short length of copper tubing over end of needle valve (can epoxy it latter if it works), or add some type of epoxy to float where valve hits it. 1,586. Carbpro A042P619 Carburetor For 146-0785 146-0803 Onan Generator Carb KY Series&Microquiet 4000-Watt 4KYFA26100 4KYFA26100P,4Kyfa26100k Carburetor,1460785 Carburetor. 4KYFA26100K Carburetor for Onan Cummins A041D736 A042P619 Microquiet 4000-Watt 4KYFA26100 4KYFA26100P 146-0803 146-0785 C7088 C Generators John Deere Gator HPX 4X4 RV Onon 4000 KY Series Carburetor. For a better experience, please enable JavaScript in your browser before proceeding. Fiber should be stiffer than rubber tip and should have a higher resonant frequency. This Description May Contain Affiliate Links. Maybe the experts can tell you if someone installed one that is to strong maybe its pushing by. SMOKSTAK is a Registered Trade Mark in the U.S. The generator has always had these issues: 1. > Onan 5500 flooding Search: Advanced Search Search only in Tech Issues New posts: No new posts: Closed, new posts . Subscribe: https://www.youtube.com/channel/UCSbAVZwDttudOyn5W4HPVdQ?sub_ #jtreels # minibike #Motorcycle made in the u.s.a. features + benefits: runs 1 rooftop air conditioner * quieter than national park service sound level requirements * constant speed operation * digital voltage regulation * hour. i find myself with the same conditions as ON THE ROAD a used 07 class c motorhome and generator only runs with the fuel line clamped off for less than a minute.I read all 5 pages of this topic sure I was going to find a solution.I had carb off 3 times cleaned soaked for a day cleaned again.nothing helped about ready to give in and buy that $300.00 carb. Join Date: Aug 2012. I asked about new , because new would be assembled correctly with no missing parts. Made in the U.S.A.Features + Benefits:Runs 1 rooftop air conditioner* Quieter than National Park Service sound level requirements* Constant speed operation* Digital voltage regulation* Hour meter* Special sound-controlling housing* Self-diagnostic capabilities* Heavy-duty air cleaner* Maintenance-free electronic governor* USDA-approved spark arrestor* High-quality, pure sine wave electrical outputKey Specs:* Brand Cummins Power* Manufacturer's Warranty 3 year limited warranty* Ship Weight 175.0 lbs* Watts 4,000* Engine Displacement (cc) 304* Typical Application RV* Fuel Type Gasoline* HP 9.5* Engine 4-cycle* Dimensions L x W x H (in.) Onan CCK.MS/1450G fuel spitting out of carb! This uncovers the main jet. Carburetor Assembly for Cummins Onan QG 4000 4KYFA-6747P 4000 W Generator Carb. I am guessing that with a small sized carburetor you don't want any more than 2-2.5 psi or less. Onan 4000 Camp Power/Micro Quiet Carb Issues. Ive repaired everything that can be done including removing the whole generator just to get the stupid brushes out of these unlike the easy access of the old Emerald series that you can easily access. Wait, didn't you run a similar test earlier and find that the carb was NOT leaking fuel? There are two things I know that shut down an Onan's ignition, one is loss of 120 volts AC, and the other is low oil level. The autochoke is causing the problem - the actuator bounces back and forth, back and forth. onan microlite 4000 series service manual pdf Oct 23 2020 view and download onan microlite 4000 . This website promotes products from a wide variety of online sources and is not the "Original Equipment Manufacturer (OEM). It may not display this or other websites correctly. I replaced the carburetor and still the same problem RVLike and subscribe Float bowl cover swap This is the carburetor I purchased from Amazon: https://www.amazon.com/4KYFA26100K-Ca. Start with the easy/cheap stuff. #1. 98 $143.28 $143.28. Copyright 2000-2020 by. BH-Motor New Carburetor Carb for Onan Cummins RV Generator 4000 /6500 watt Replace # 146-0456. After a google search on Microquiet m4000, generator running rich. Hello! On Saturday, I adjusted the idle stop screw to a point where the idle fluctuation was somewhere between minimal and nil and ran it for 5-10 minutes. Add to List. You must log in or register to reply here. So you replaced the fuel pump.Check the fuel pressure. I can provide pictures or videos if needed, as this issue is driving me crazy. For a better experience, please enable JavaScript in your browser before proceeding. The ELECTRIC Solenoid on the bottom of the carburetor is just a main jet cut-off to avoid run-on when the engine is shut down. Brochures. All product and company names are trademarks or . The fiber seat is usually easily popped out with compressed air if you want it out. I havent asked him if he still had the original or not but I figure it may be a jetting, float, or fuel solenoid issue. I put carb on alternate fuel source (funnel and hose) and the fuel just flowed right through the carb into the cylinder. Remove the main jet and any mid-range removable jets and carefully examine them for dirt. They are not intended to be viewed as professional or legal advice. Only other thing is the fuel pump. If it is, buy a new oil level switch. The genset had only 22hrs on it and suffered from the much talked about carb problems from just sitting around without use. Check the fuel pressure. Only 5 left in stock - order soon. For more information about this video, click on the SHOW MORE button belowParts and Tools used in this video: Sea Foam Fuel System Cleaner ------------- https://amzn.to/2SwjEVn Inch ID Fuel Line hose ------------------------ https://amzn.to/32LEzsb One gallon Poly Gas Can ------------------------ https://amzn.to/2JXbzFa Crescent 170-Piece Tool Set ------------------ https://amzn.to/2WexBHIVideo Equipment used to make this video: Sony Alpha a6500 4K Camera ---------- https://amzn.to/2RBtabM Sony 18-135mm OSS Lens -------------- https://amzn.to/2CcXWxJ Travor 48 LED Ring Light/Flash -------- https://amzn.to/3BCYWbj Manfrotto 290 Xtra Tripod ---------------- https://amzn.to/2U0vVnX Corel VideoStudio Ultimate 2019 ------ https://amzn.to/3mFaUgf--------------------------------------------------------Cummins Onan 4000W Gas GeneratorProduct Summary:This Cummins Onan Quiet Series Gasoline RV Generator is designed and built specifically for RVs, providing enough power to run 1 rooftop air conditioner yet is quieter than National Park Service sound level requirements. sometimes valve adjustment will do that. I repaired that and replaced the above items and now its getting way too much fuel. Release fuel line and sit back -- within a few seconds or so the carb. Add to List. Model - 4KYFA26100K. 3.6 out of 5 stars 74. I found out that the first thing to do is pry off the black altitude handle. I could run the generator by pinching off and releasing fuel to keep things working. . Some have a welch plug that may have debris behind it. This was a long shot, everything points to the carb. Replaced fuel filter, spark plug, oil change, and carb. Need to replace one on my Onan 4000 model 4KYFA26100K carb is the 146-0785 (new OEM #A042P619) I see them online for around $250. If you choose to use or follow any of the information in this video, you do so at your own risk and agree that you are responsible for your own actions. That was my route and it worked. Good luck. It may not display this or other websites correctly. JavaScript is disabled. Posted May 30, 2012. Hes a military veteran from Iraq/Afghanistan conflict so I feel the need to help this humble man out. I'm concerned that since the 2 carbs so far seem to give identical results, and so will a 3-rd. Check to see if anyone has replaced the fuel pump. Think a stock carb would be his best interest or what? Posts. You are using an out of date browser. Removing the Carburetor from Onan 5500 generator (HGJAB), installed on a 2013 Heartland Cyclone 3100. Re: CCK.MS/1450G fuel spitting out of carb!!! In this video, I demonstrate the process of how to do a quick fluid clean on you an Onan 4000 generator. Check the specs for your add on fuel pump anything more then 4-5 PSI can cause the needle to unseat and allow gas . The plugs are in series. FREE delivery Mon, Nov 14 . I thought you pulled the carb, got it level, and verified that it was not doing that exact thing. Re: Onan MicroQuiet 4000 KY- - - FLOODING New Coil works just as old coil did. Thanks _____ George Schweikle Lexington, KY 2005 Safari (Monaco)Trek 28RB2, Workhorse W20, 8.1, Allison 1000 5 spd, UltraPower engine & tranny, Track bars . View More Autu Parts 146-0456 Carburetor for Onan RV Generator 4000 watt 6500 watt with Gaskets 141-0929, 146-0444. Putters (dieseling?) Smooth, quiet operation. You are using an out of date browser. You must log in or register to reply here. It didnt do this before, also the old pump didnt prime or pump worth a crap either. Sometimes the flooding is caused because something is wrong with the float but not always. "A Community of Antique Engine Enthusiasts." Ratings & Spec Sheets. :shrug: SMOKSTAK is a Registered Trade Mark in the U.S. Safe and effective when added to gasoline and diesel fuel and oil crankcases Just pour it in!Cleans injectors, carb jets and passagewaysCleans and lubricates intake valves, pistons and cylindersDissolves and cleans fuel residue in fuel systemsDissolves oil deposits in crankcaseClean timing chain tensioners and VVT actuators, quiet noisy lifters100 percent pure petroleumEPA registered product---------------------------------------------------------------------------\rPlease Note: In the event that a product used in this video has been discontinued, the product link will be replaced with a comparable product from the same manufacturer if available.\r\rDISCLAIMER: This video and description may contain affiliate links\r\rThank you for visiting the jungle explorer channel. May 14, 2013. Hes a decent mechanic, not anything like the last guy I worked on his gen, but he did admit he messed with the settings on the carb when he got it because it was shutting off due to lack of power which were a major brush issue. Trademark Office. Why is the fuel line cracked and what it that wire doing. It will run great but will eventually flood itself out. For a better experience, please enable JavaScript in your browser before proceeding. Following a video, by the manufacturer Seafoam, it shows how to use a concentrated mixture of. Gently screw in the needle until it bottoms out then back out 1 turn. Copyright 2000-2020 by, B1BDA878-3134-4C99-BE32-AD2B8BDF4504.jpeg. Here is a posiable solution, go to a small engine shop (lawnmower, rototiller) Ask for a all metal needle valve and a fiber seat (seat is pressed down the hole needle valve goes in ) Bring carb to size the seat OD. !. 4.2 out of 5 stars 37. Removing and cleaning out the carburetor from an old Onan RV generator model 4.0 BFA-1R/16004A Joined. So if you can pull sparkwires out of coil, can at least measure the secondary ohms at least. Copyright 2000-2020 by. Your crankcase is under pressure when running you could wind up with an unwanted "oil bath" or worse "boiled in oil". I purchased a motorhome that had the original Generac genset replaced with a Onan Camp Power/Micro Quiet 4000 genset. . Onan generator choke help. I have a onan 4000 microlite generator that seems to flood out when calling for more rpm's. It runs smother when the load isn't to demanding. It is hitting good on both cylinders & timing is OK? $63.98 $ 63. Enjoy $30 off YouTube TV. I need the part number of carburetor on my Cummins Onan QG 4000 generator . Check your oil level, and make sure its at the maximum. Cost, with labor, around $950-$1000. Check the pressure by putting a "T" fuel fitting in the fuel line so you can then tap off of the "T" to check fuel pressure while the set is running. Then I'ld make that needle valve longer so that float shuts off sooner (lower gas level in bowl). Hes got a 4KYFA26100J that had the classic shutting down due to underpower. Howdy all! I know others have had luck cleaning and replacing parts but this was fast and worked perfect. I have an Onan Microquiet 4000 generator that will not stay running. I could watch the fuel level drop in my hose even with no engine operation. I just rebuilt (and soaked) the carburator in a 520-8 which had surging idle symdrome. Also if you adjusted the governor move it back to the original position. It used to take 45-60 seconds total cranking, and would idle instantly, always. Cracked hose might not shed particals till you remove it. Couldn't get the aftermarket carb to work on mine so I used the parts off it to fix the original carb. I know this is a very late post but something that is getting overlooked. Other posiablity is there is a resonance of rubber tip of valve and float and it is responding to some odd engine vibration. I suspect its the aftermarket carb he purchased but what your thoughts. And if you get creative the primary at the control box. Using power to solinoid reduces any changes to carb over the way you are using it on engine ( you might accidental fix something by bypassing it and test will not represent the way you are using it on engine) Amazon.com: onan 4000 generator parts. It may not display this or other websites correctly. A copper washer on the fuel cutoff and a small aluminum washer on the inside of the bowl to the main jet when you pull the the bowl off the inside one usually falls and you don't see it. You will need to fine adj the jet when applying a load. 20 HP Onan Flooding out. crisis from flooding in pakistan as world leaders meet to address climate change Been quite a few years since I worked on one. NBD - Microquiet single cylinder. Plus, it features high-quality, pure sine wave electrical output to help prevent damage to appliances. Cranks at least 30 seconds (longer in winter) before starting. zuhnc. 4KYFA-6747K Spec:K. Wouldn't start without starting fluid after sitting several months. Carburetor fix for Onan 4000 microquiet generator. It is very sensative. You are using an out of date browser. After new carb it started r DISCLOSURE: This video and description contain Affiliate Links, which means that I may earn commissions through links you make purchases through.DISCLAIMER: All information and actions covered in this video are our opinions and are for entertainment and informational purposes only. I would hold off on the loosening of the oil cap. Ideal for light and medium-duty applications with small size and weight constraints. Shuts down on code 13 every time after running about 15 seconds. I called the local RV/Onan dealer and they inform me that Onan recommends that the carburetor be replaced with a new one. This video is how to maintain and clean the Cummins Onan RV QG 4000 generator with Seafoam. JavaScript is disabled. The genset would attempt to start but would die just after . Ignition is flawless. I have an Onan QG 4000 EVAP. I took of one more time and a friend and I were studing the carb and airways when I realized that the high speed metering takes place in the carb bowl.I found no gasket or seal between the bowl and carb body where the fuel shut off solinoid holds rhe bowl on. Thank you for visiting the jungle explorer channel. IF the fuel pressure is correct, Pull the carburetor, then check the sealing of the needle and seat, shake the float to make sure it isn't cracked and has fuel in it. started flooding the engine. I will provide as much information as possible to help troubleshoot the issue but please let me know if you need anything else. "A Community of Antique Engine Enthusiasts." Onan Microquiet 4000 runs but spews fuel out of carb, Onan Microquiet 4000 Genset: Help getting it running. Loss of 120 volts is unlikely in your situation. power equipment 100554 4375 3500 watt rv ready portable generator with wireless remote start carb . You are using an out of date browser. No removal or disassembly required. Or can get a fiber seat and press it down hole needle valve goes in, will have same effect as lengthening valve. Share. I have a 0-10 psi aircraft fuel pressure gauge that I use to check pressures. about 5 seconds after shut down. I have replaced the carb on my Onan 4000 two times in the last 19 years because of setting to long. Is the engine really vibrating? IF the fuel pressure is correct, Pull the carburetor, then check the sealing of the needle and seat, shake the float to make sure it isn't cracked and has fuel in it. "A Community of Antique Engine Enthusiasts." Share. There was a lot of gunk which came out no problem. By nekovt, May 30, 2012 in Engines.

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