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Related Small Engine Questions
My onan 5500 morquis i generator starts easily, runs for
My onan 5500 morquis i generator starts easily, runs for anywhere from 5 minutes to 10 hours and shut off. I have adjusted the oil from the top of the fillmark to the bottom of the dipstick as that wa… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
My 1999 Winnebago Chieftain motorhome has an Onan Marquis
Hi. My 1999 Winnebago Chieftain motorhome has an Onan Marquis 7000 generator, model# ***** that dies in temperatures over 75 degrees as mentioned above in the previous post. What is the fuel pump repl… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
My onan generator will start and run but it will only run
my onan generator will start and run but it will only run for 5 seconds to maybe 30 seconds. i just changed the oil and air filter and the spark plug. the light on the start switch flashes 3 times and… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
Onan 4500 series starts but only runs about 15 to 20 seconds
Onan 4500 series starts but only runs about 15 to 20 seconds then stops. I've done all the troubleshooting stuff (spark plug/air filter/oil change) … read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
My Onan generator in my Winnebago View will not start, I've
My Onan generator in my Winnebago View will not start, I've changed the spark plug and cleaned the air filter. What's next? … read more
Wayne
Wayne
Grand Pa
Vocational, Technical or Trade Scho
4,742 satisfied customers
Our RV Generator is a Cummins Onan 5500. We started it and
Our RV Generator is a Cummins Onan 5500. We started it and it ran fine for a few minutes then cut off. It has about 170 hours on it. We've cleaned the spark arrestor at about 70 hours and changed the … read more
Charles
Charles
Owner
FCC Communication License
20 satisfied customers
I have an onan 5500 marquise gold gas generator. It will run
I have an onan 5500 marquise gold gas generator. It will run until the steps out side get to 85-90 degrees then it starts surging and shuts down. It is a fuel issue but i have replaced the fuel filter… read more
Jay
Jay
Owner
Vocational, Technical or Trade Show
34 satisfied customers
I have an Onan Model 5BGEFA26100P generator that will run for
I have an Onan Model 5BGEFA26100P generator that will run for an hour or two on load(two roof tops) and then suddenly sputter and shut down. At one point I pulled the carb apart cleaned and reassemble… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
Onan 7000 marquis genpack has had a New carburator installed
Onan 7000 marquis genpack has had a New carburator installed and a full survice done. It does not run smooth under no load, it runs like it is hunting for fuel but has had a new fuel filter and air fi… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
My RV has an Onan 7kw generator. A problem developed on a recent
My RV has an Onan 7kw generator. A problem developed on a recent trip. The generator starts normally and runs smoothly for around 15 to 20 minutes in 100+ degree outside temperatures and 40 to 45 minu… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I have a RV with a onan generator model #4kyfa26100f. It will
I have a RV with a onan generator model #4kyfa26100f. It will run for 8 to 15 minutes then shut off. I was on line with small engine repair tech J.R.… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I own an Onan Cummins Homelite 6500 model# XXXXX portable
I own an Onan Cummins Homelite 6500 model# XXXXX portable generator. During Irene it started up fine ran for two hours and we shut it off. Power went out again, and we could not restart the generator,… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I have a 6.5 kw onan generator that runs on gas. On a recent
I have a 6.5 kw onan generator that runs on gas. On a recent trip after driving about 3 hours in 90 degree heat, we stopped and started the generator so we could turn on the a/c. It started right away… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I have a onan 6500 lp generator in my fleetwood RV (1996).
I have a onan 6500 lp generator in my fleetwood RV (1996). I am able to start the generator and run the generator for about 5-10 minutes. It then cut out and stops running. I have been trying to run t… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I am having trouble getting the spark plug removed and replaced.
I am having trouble getting the spark plug removed and replaced. what size spark plug do I need and what size wrench does it take to remove it. model # XXXXX… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
I have a 96 bounder w/onan Marquis 7000 model #7NHMFA26106C.
I have a 96 bounder w/onan Marquis 7000 model #7NHMFA26106C. A month ago I started the generator and it ran very sluggish for about 5 min. and would not start again. I started my generator yesterday a… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
My Onan, Marquis 7000 runs only 6 minutes and shuts down. I
My Onan, Marquis 7000 runs only 6 minutes and shuts down. I have rebuilt the carburetor & replaced the fuel pump. What would you suggest might be a cause, possibly with the ignition system?… read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
Onan Model 6.5mcck-3CR2268H. Engine has almost 3000hrs. Oil
Onan Model 6.5mcck-3CR2268H. Engine has almost 3000hrs. Oil has never gone over 30 hrs between changes. Generator runs great for 4hrs under load, then tends to want to throttle up like it is starving … read more
Hank F.
Hank F.
Technician
17,334 satisfied customers
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