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I have an Onan Marquis 7000 generator, and carb is bad. I
I have an Onan Marquis 7000 generator, and carb is bad. I can't find a replacement anywhere. Is there an alternative that would work? … read more
Curtis B.
Curtis B.
Technician
Associate Degree
15,770 satisfied customers
How's its going from Arizona I have a Onan marquis gold 5500
How's its going my names Quentin from Arizona I have a Onan marquis gold 5500 an it was running fine on my last camping trip two weeks ago went outside today to run the generator why I cleaned the tra… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I bought a 1995 Fleetwood Motorhome last month that came
Hello, I bought a 1995 Fleetwood Motorhome last month that came with an Onan Marquis 7000 Model number 7NHMFA26106D. The generator has been difficult to start form the beginning from a weak starter to hard starts without firing and once it does fire would die as soon as I let off of the start switch either form inisde the motorhome or at the generator itself. I found that if I hold down the star switch for several seconds after it initially seems to fire is the only way that the generator will continue running. I replaced the oil pressure sensor already but that did not solve the problem. … read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I am not getting 120 volts when my generator is running.
I am not getting 120 volts when my generator is running. … read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have Onan Marquis 5.5BGM FA. It has been working fine, although
I have Onan Marquis 5.5BGM FA. It has been working fine, although I have to remove and clean the brushes holder every 500 hours or so, due to carbon buildup. This morning would barely start and produc… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
There. I have a onan 7000 marquis its putting out only
Hi there. I have a onan 7000 marquis its putting out only 60 volts ac any suggestions its idles, but if you give it throttle it dies..… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have onan marquis 7000 generator in a motor home Model
I have onan marquis 7000 generator in a motor home Model #7nhmfa26105d the generator will not start and run unless you hold down starter switch and play with the governor linkage going to carb. What c… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have a food truck and i am looking into buying a new
I have a food truck and i am looking into buying a new generator. My food truck can run easy off of 5500 watts right now. i have an onan marquis 7000 right now but the voltage regulator keeps blowing … read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
hello hank, trying to troubleshoot onan marquis 5000 model
hello hank, trying to troubleshoot onan marquis 5000 model bgm. the gen will start and keep running but will not make power.have already replaced control board and cleaned slip rings and replaced spri… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have a Onan Marquis 7000 generator model 7NHMFA26106D it
I have a Onan Marquis 7000 generator model 7NHMFA26106D it has a 20amp and a 30amp breaker the 30amp popped several times so I replaced the breaker with a new one. The new one does not pop nor is ther… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have an onan marquis 5000 generator in my rv and it was running
I have an onan marquis 5000 generator in my rv and it was running great and then the ac unit stopped and now I only have 53 volts output ... I replaced the brushes and the voltage regulator and still … read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
My 1992 Pace Arrow RV has an Onan Marquis 7000 Model 7NHMFA2606C
My 1992 Pace Arrow RV has an Onan Marquis 7000 Model 7NHMFA2606C SERIAL B920450470. It has a full tank of gasoline, with no load on generator, fuel pump runs during a stand-alone test, unit starts & r… read more
mx4life158
mx4life158
polaris tech
Vocational, Technical or Trade Scho
10 satisfied customers
onan marine generator 1988 mdk,8.0 I have to I have to exite
onan marine generator 1988 mdk,8.0 I have to I have to excite the generator each time to produce 110 volts… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
Hank, I got a new board from Dinosaur for the Onan 7000 generator.
Hank, I got a new board from Dinosaur for the Onan 7000 generator. As soon as you let off the start switch it will cut off. Any idea William Honbarrier… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
Hello I have an Onan 7000 watt generator in my 1994 Bounder
Hello: I have an Onan 7000 watt generator in my 1994 Bounder Motorhome that when I went to start it the four way retifier completely melted. I've tried several tests to find that the windings,brushes,… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
I have an Onan Marquis 7000 watt generator(HMF)1993 in a Bounder
I have an Onan Marquis 7000 watt generator(HMF)1993 in a Bounder motorhome that when it started it melted the four way rectifier. I ordered and replaced the rectifier but the generator won't produce e… read more
Hank F.
Hank F.
Technician
High School or GED
16,121 satisfied customers
Onan Marquis 5000 96 motor home. Do not use very often. Started
Onan Marquis 5000 '96 motor home. Do not use very often. Started 2-4 wks apart when stored. Did not use 3 mths when camping this winter. Did not start at end of trip. Serviced when I got home, fuel fi… read more
Carey (Turtle) Moore
Carey (Turtle) Moore
Supervisor Fleet Maintenance
Vocational, Technical or Trade Scho
142 satisfied customers
We have an Onan 7000 that was workign fine in the motor home
We have an Onan 7000 that was workign fine in the motor home until we plugged in an electric saw. Now none of the 110 works and we have traced everythign we can. the 12 volt works fine.… read more
Rick Armour
Rick Armour
Car Restorer
Vocational, Technical or Trade Scho
286 satisfied customers
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Meet the Experts:

Curtis B.

Curtis B.

Technician

15,770 satisfied customers

have worked on and around most engine models for 35 yrs./Polaris ATV expert

Rick

Rick

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Outdoor Power Equipment technical trainer since 1990, covering eight states.

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Jon K.

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James W

James W

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Vince O.

Vince O.

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Wayne

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many years on egine rebuilding, lawn mower,roto tiller,Truck,and small engines

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RUSS

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28 YEAR SERVICE TECHNICIAN

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