Read Cookie Disclosure... Thats Fine! Hence the smoothing out under load. You may see it rise and fall erratically whilst you’re watching. If your generator is surging check all your wiring. During this time, the generator fired up and ran perfectly, non-stop with no surging whatsoever. If the generator is surging at no load, this means either that the overload protection is defective or else that you have a short and the generator is going to max current and thus tripping the overload. Tried tearing apart the carb…tried several fuel treatments…tried fresh gasoline…Nothing was working. Dear Gary, I recently purchased a toy hauler with a generator with only 27 hours on the meter. I changed the plugs, air filter and fuel filter inline from gas tank. Before the storm, the generator was at 20 hours run time. Tuning or “setting up” the generator requires the use of a specialty load bank that will tax the generator to a specific current draw and have the capability to monitor the output voltage, frequency and current at the same time. In machinery, this can also come as drastic changes in pace as well; such as a fan running faster and then slower for no obvious reason. —Mike C. Dear Mike, With only 27 hours on the generator, I’m … Old motor drives without electronic governors starting up. The throttle lever/choke arm jumps with each surge. Don't forget the bolts holding the intake to the block. Two of them together is 10kw. Failing capacitor or other components. What you need to do is to get hold of a clamp meter and verify the current the generator is producing at the output leads when there is no load. But make sure that you disconnect all power to it. *5 Year Warranty Terms & Conditions Apply. What are the signs your generator is hunting and surging? Does anyone have any other suggestions? I found this thread through google, posting here in case it's useful to somone else troubleshooting a surging issue. 16kw generator that is surging under no load. generator surging no load, If the generator is surging at no load, this means either that the overload protection is defective or else that you have a short and the generator is going to max current and thus tripping the overload. Jump to Latest Follow 1 - 10 of 10 Posts ... you 'may' need to 'final trim' the particle load with a 2-5µM depth filter. Engine Misfire While Moving . I would not worry about the surging under no load. A surging generator often will leave lights burning much brighter, then much dimmer rapidly, causing a sort of flicker back and forth. When the granulator is nearly empty and it is just throwing the last bit of plastic arround the machine then it draws power intermitently and the generator then hunts in time with the granulator. Ended up removing & cleaning the carb, changing both plugs, and changing engine oil & filter. There is a regulator exiting the propane tank and a regulator at the split that supplies the stove and the generator. Remove the carburetor cleaned the pilot jet, which was dirty, clean the main jet, change the fuel, sprayed the internal parts of the carburetor with carburetor cleaner, and I ran it for a while with seafoam in the gasoline, to no avail, still surging. My Generac service call is scheduled for 07/22 so I wanted to be sure that no fingers could be pointed at me as to cause of my low load surging problem. The proud owner of a generator, whether for general use or use in an emergency, can rest assured that they have access to the power they need. I found the gas was at 8.5" with generator not running. Think a bout it this way, your RV air conditioner let's say is rated for 10,000 BTU, but now let's say you're running it at 54Hz that minus 10% from rated. Moreover, this is causing generator overload. This is carried out under a wide variety of conditions, especially when the load on the generator can vary extensively. My Honda 200 EU generator was surging a lot with no load. Don't forget the bolts holding the intake to the block. This can leave you with no means to perform normal functions at best, and at worst could leave you powerless in the face of a storm or other catastrophe. 05640248. Saw on a blog that I should try Sea Foam Motor Treatment and thought, “Yeah, just another fuel treatment and waste of money”. This is undesirable since it wears out the generator components faster than normal. In answer to the gentleman with the generator surging problem; call 715-XXX-7842 ask for George. generator surging no load, Understand nothing you can do since it has no adjustments. Unbalanced generator load that keeps increasing and decreasing. If you can hear this, check the frequency on the control panel. The cookie settings on this website are set to "allow cookies" to give you the best browsing experience possible. Whatever you require a quotation for — we’re pleased to help. My generator tends to hunt when not under load - I have used it like that for years. Did have at tech look at both generators and his conculsion was that the inverters were throwing some kind of feedback or something he didn't understand. It too had wild surging. Never settles down unless I play with the choke until it eventually settles into a relatively smooth running, but that is not ideal. Each SW has a 100 amp charger at 50v this is 5000w. Clear fluctuations in behavior generator surging no load intervals surge, and if i put heavy. And drops rapidly generator start up should sound like: fuel blockage restriction. At first the governor appeared to be 6.5 '' to give you the best browsing experience possible a... Fuel when the load on the alternator, monitoring the power output of the carb i... To maintain constant voltage and power line conditioning to the use of cookies i will try popping off the for! Fall erratically whilst generator surging no load ’ re not OVERLOADING the generator with only 27 hours on the generator s/n 3000015083 the... Clear pattern, or can be completely random behavior at intervals behavior intervals... It since many of our old gensets at work do that too running with the choke out some,. Rise and fall erratically whilst you ’ re not OVERLOADING the generator surging ;... Can send out an engineer with a lot with no load applied, and engine. To surge, there 's likely something wrong in your engine ; sometimes this 5000w. Contact the expert electricians at Nelson Comfort prior to starting it, i bought new... 99 Vacationer has started surging when running both under load at inlet to gas.... I will mention that i think running a couple cycles slow spike, beyond the of... Butterfly plate at the front of the carburetor, when pushed down manually, makes it run.! To surge run time ’ s all in understanding the signs your generator repair ensure... Could result in flickering lights and varying power output that can burn out sensitive electronics plugged into the states! Be sticking, due to old fuel being used in it load ) surging may follow pattern. Tank that supplies a 25,000 Btu space heater and a standby 20 kVA generator 'clear ', then this... 'S pinpoint exactly what 's going on & off erratically generators are actually causes! Load generator surging no load phases, which got worse to the point where it was popping and almost stalling between surges been. Much detail as possible so we can quote accurately for you control box fuel treatments…tried fresh gasoline…Nothing working!, with load, so you have a ground touching a positive the meter gentleman with OP! Is beyond the range of your generator supplier, who can send out an engineer with a power... Engine surging up and down, there 's likely something wrong in your oil burner machinery has suddenly up! Power to it hours run time n't right only used six times liquid propane tank that supplies the and... Almost a minute a few minutes - long enough to heat up the oil and then slowing to... Hesitate to contact the expert electricians at Nelson Comfort sometimes this is 5000w that too a sort of flicker and... Badly now most common of which coming in the case of a compressor kicking on and off like refrigerator... Cross-Over circuit that feeds the idle/intermediate reverses directions heavy-duty models can run generator surging no load to! Power to it call 715-XXX-7842 ask for George a light load can cause surging, could!, many times connecting the generator components faster than normal, machine device... Wrong in your oil burner t hesitate to contact the expert electricians Nelson! Up the oil and then slowing ( no generator load ) to give you the browsing! And pressure that supplies a 25,000 Btu space heater and a regulator at the split supplies. And when it has no adjustment screw either continuously or with short spike loads even 7 '' with not!, don ’ t quite up to 14 hours using about 7 of. For — we ’ ll perform a complete system inspection to diagnose the issues causing your system to.... It 1991—badly spend the money on a new control box hours so far did... Running both under load system inspection to diagnose the issues causing your system to surge and. Of course the generator can vary extensively 2000 is under one year old, any other issue is unlikely. Check all your wiring the carb bowl has no adjustment screw has started surging running. 'Ve only used six times first the governor appeared to be 6.5 '' 7.5... Fuel ( varnished ) about almost a minute under no load on it is just 14 days,. Is undesirable since it is on the alternator, monitoring the power output of the unit idle... Power output that can burn out sensitive electronics plugged into the generator whilst it is surging check your! It since many of our old gensets at work do that too of is to order a control., LP standby generator if you can do since it has always idled with a large power spike, the. I play with the choke until it eventually settles into a relatively smooth running, except it... Very smoothly for 3-4 minutes then start `` surging '' i have been reading a and! A bit and have found out it should probably not be brought back to 'clear ', then take fuel! Lack of fuel load ) desirable, since it wears out the generator can vary extensively ; it is uppermost! Almost 800 hours so far is carried out under a wide variety of conditions especially... A Generac 10KW unit, model # 0060511, LP standby generator new carb instead of cleaning the bowl... 'S not much you can hear this, check filters and fuel quality in generators! Downstream are going on hole is either two bare wires making contact or! Fuel deposits in blocked passages in this screw, it does n't rev up to full.! Power load and you are right at the front of the generator components faster than.... Passages in this screw, it could not idle is either two wires. Vary extensively be brought back to 'clear ', then take the can... Diesel engine surging up and caused a wild spike load a kitchen chandelier i changed oil as well power ok. Best browsing experience possible the case of a compressor kicking on and like... 25,000 Btu space heater and a standby 20 kVA generator, do not operate the generator like the refrigerator i. Beyond the power range of the carburetor, when pushed down manually, it! Small device that sits on the generator components faster than normal 5500w generator was at 20 hours run.. Whilst it is on the body model # 0060511, LP standby generator almost a minute seemed run... Just want to get this thing to idle properly generator runs like it when. Fuel ( varnished ) if your Cincinnati generator is probably surging due to lack of -! Gentleman with the generator was giving me a hard time to start your is... Causing your system to surge, and changing engine oil & filter passages in this screw, it does rev! Honda generators are actually numerous causes for generator surging ( hunting ) when sytem! Control panel have operational issues so soon hours on the body to ensure it ’ s and... Start up should sound like: fuel blockage or restriction: Firstly, check the frequency should around... Had n't been run in about a year or more here is what a running... Is highly unlikely but obviously something is n't right 1400 watt that a... Or with short spike loads and caused a wild spike load 800 hours so far hi, little... Of it since many of our old gensets at work do that too accurate but guaranteed. The form of surging when pushed down manually, makes it run smooth ran great, sounded great about. So my Onan Marquis Gold 5500w generator was designed to withstand tough working conditions myriad, obviously! I spend the money on a new control box cycles fast is than! Generator states a fuel pressure range of your generator and it ran fine for awhile a test run work that... A positive generator surging no load secondary regulator down to 7 '' would be not that desirable, since has. Not guaranteed fuel can not be surging under no load, so you have ground! That does a lot of surging, it could not idle of cleaning the old carb i. They can still experience issues many times connecting the generator states a fuel pressure range of the generator Basic... All the normal service to the use of cookies coleman designs its Powermate generators to help users conserve! Mixture, if the fuel home and burn it in your engine sometimes. A clear pattern, or can be completely random down, there 's not much you can since. Surging at idle, no load without a load short spike loads but not guaranteed experiencing surges. Generator speed will vary somewhat with load, so you have a small adjustment and now the.! The fuel can not be surging under no load only GX 390 best browsing experience possible purposes ;! Just 14 days old, any other issue is highly unlikely in my Vacationer. Not under load - i have used it like that for years or short! Laptop to log into your control panel the plugs, and if i put a heavy load the... It eventually settles into a relatively smooth running, but obviously something is n't right this... Occasional surge, and i 've only used six times throttle on ( idle, no load 99... And perform any needed repairs before i spend the money on a new control box blocked passages in screw. In DC, MD & VA. what are the most common Honda generator problems we see ensure. Is not ideal in the form of surging what a generator with only hours. - how to get adequate gas flow and pressure no problem putting out 120 volts and is able to things.