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Onan 5.5 Gas Generator runs for approx 5 min, surges fast
Onan 5.5 Gas Generator runs for approx 5 min, surges fast and slow just before it dies. Every 150 hrs Oil &filter change and new air cleaner and monthly 1 hr operation under load if not being used. … read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
5500 marquis quits after 10-30 min. cleaned carb bowl. no
5500 marquis quits after 10-30 min. cleaned carb bowl. no debris. code 36 on primer sw/lt. … read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I have onan 5500 generator in 5th wheel camper, shuts off
I have onan 5500 generator in 5th wheel camper, shuts off after 20 minutes, restartes after it cools down … read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I have an onan gas 5500 W HGJA gen set in a 2011 motor home
I have an onan gas 5500 W HGJA gen set in a 2011 motor home that will run for 5-10 min than shuts down it wont start again for 15 to 20 min than dose the same thing code 36 dose come up for gen set st… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I have replaced the fuel pump, control board and voltage
I have replaced the fuel pump, control board and voltage regulator on my 1999 Onan Marquis 5500 BGM Spec H generator, mounting the fuel pump on the upper half of the front panel. It continues to run f… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I have a I have a 4KYFA26100K Onan generator. It will run
I have a I have a 4KYFA26100K Onan generator. It will run for an hour or two and die. I've done all the service myself. Here is a list of things I've done.(1) It broke a piston rod a couple years ago.… read more
JohnF2015
JohnF2015
High School Diploma
1,267 satisfied customers
Onan 5500 generator will start and run fine minutes or so
Onan 5500 generator will start and run fine for 5 minutes or so then starts poping and backfiring for a minute or so then runs fine for a couple of minutes. It never dies and always recovers. It's on … read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
Onan 5500 Rv generator won't start after running below 1/4
Onan 5500 Rv generator won't start after running below 1/4 tank Did refuel still won't start Flash code is 6 flashes… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
Jay … I have a 2011 Sunova with a 5.5KW Onan Marquis
Hello Jay … I have a 2011 Sunova with a 5.5KW Onan Marquis Gold. It will start and run about 45 or so minutes and then shut off. It will restart, but will only run 10 minutes and shut off. I had to ha… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I have a onan marquis gold 5500 gas gen set in my toy hauler
I have a onan marquis gold 5500 gas gen set in my toy hauler I'm getting a code 36 It shuts down after running for 5 to 10 minutes there is fuel in the bowl and i have fuel coming from the pump just w… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
My 2007 5500 Onan cuts off after 20-30 minutes. Had it serviced
My 2007 5500 Onan cuts off after 20-30 minutes. Had it serviced and they changed fuel pump as well. Seems to get pretty hot. Had someone tell me that the belt could be bad and not turning the cooling … read more
Expert-Repair
Expert-Repair
Owner Kingsland Auto & Marine Services
Vocational, Technical or Trade Scho
11 satisfied customers
Hello Hank, My name isXXXXX have a onan 5500 and it
Hello Hank, My name isXXXXX have a onan 5500 and it has all the common problems as most. Starts up and dies after 15-20 minutes with or without a load. Replaced filters, oil, fuel, pump works, replace… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I took my 5500 to Onan service yesterday. They diagnosed it
I took my 5500 to Onan service yesterday. They diagnosed it needing a carburetor because it starts right up And runs smoothly for about 20 minutes then dies. I bought the carb and replaced it. What do… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
My Onan 4000 generator on my motorhome runs perfect for about
My Onan 4000 generator on my motorhome runs perfect for about 30 min. to 1 hr. and then shuts down. After shutdown, found no gas in carb bowl and fuel pump won't run (prime) until the unit cools down … read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
12.5 Onan fro our 45ft Class A Motot Home. Gen dies on us.
12.5 Onan fro our 45ft Class A Motot Home. Gen dies on us. It has been serviced. It will run fine for 10 to 24 hours with the vehicle sitting. Once we leave it runs for a few hours then dies. Its star… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
I just took the 5500 into the shop and had it serviced and
I just took the 5500 into the shop and had it serviced and a new carb. I ran the generator and it started acting like it was running out of gas. The code 36 is now coming up. After new oil, filter, fu… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
Onan 5500 has not been run is several months. Started up fairly
Onan 5500 has not been run is several months. Started up fairly quick, seems to be running fine, then sputters, dies, and will not restart immediately, but will after maybe 10 minutes or so, and repea… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
Hello Hank,was talkin to you yesterday about Onan marquis 5500...
Hello Hank,was talkin to you yesterday about Onan marquis 5500...then today i cant reply directly to you.Do I have to start over with same question each day?… read more
Hank F.
Hank F.
Technician
High School or GED
16,072 satisfied customers
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