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Have on my boat an onan genser MDJE. I have a problem with
Have on my boat an onan genser MDJE. I have a problem with the raw water pump which shaft broken . The part number of the pump is(###) ###-#### … read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I've changed the stator, hooked up both sides to the amp
I've changed the stator, hooked up both sides to the amp gauge but I'm still not putting out anything to my battery … read more
Curtis B.
Curtis B.
Technician
Associate Degree
15,342 satisfied customers
I need a fuel pump part numberfor a 7.5 onan MDJE generator.
I need a fuel pump part number(###) ###-####for a 7.5 onan MDJE generator. … read more
Wayne
Wayne
Engine Rebuilder
Vocational, Technical or Trade Scho
2,108 satisfied customers
I have a 1978 Onan 15 kw gas gererator on my boat that runs
I have a 1978 Onan 15 kw gas gererator on my boat that runs very smoothly. When you first start it the voltage output is 120 volts and then after running for approximately 30 minutes the voltage drops… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a 7kva diesel Onan genset in my boat and I need to
I have a 7kva diesel Onan genset in my boat and I need to remove it. The deck hatch is 600 mm by 500 mm and I have removed the exhaust system and water pumps but I need to remove the generator(alterna… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a Onan generator Model 4kyfa26100k it is showimg a
I have a Onan generator Model 4kyfa26100k it is showimg a fault code of 27. What do I need to do to check this? … read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
i got a RV LP onan 6500 I cant fix.Cranks and runs
I got a RV LP onan 6500 I can't fix. Cranks and runs great-no ac power out. I have replaced AVR and Starter board,if put battery power to brushes an get 46.3 vac @ 60hz.. I have fixed 6 genset this mo… read more
Expert
Expert
Hi Hank, Can you tell me the hp rating on the Onan MDJE 7.5kw
Hi Hank, Can you tell me the hp rating on the Onan MDJE 7.5kw marine generator? Thanks, Ronnie… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
how do you remove the rotor so I can replace rear engine oil
how do you remove the rotor so I can replace rear engine oil seal on an onan 8kva diesel MDJE series… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
Onan MDJE, 7.5 generator. I need a transfer fuel pump, model
Onan MDJE, 7.5 generator. I need a transfer fuel pump, model(NNN) NNN-NNNN These seem to be unavailable. Can I substitute another pump, either mechanical or electrical? If so, who is the maker and wha… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a 1980 Onan MDJE marine generator. The problem is the
I have a 1980 Onan MDJE marine generator. The problem is the sea water pumps plenty of water but it won't discharge past the exhaust water injection elbow. Thers is no way I could replace the exhaust … read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
Reply to Hanks question on onan mdje-3cr, Tried fuel filters,
Reply to Hanks question on onan mdje-3cr, Tried fuel filters, engine runs if you hold the switch on, let go and engine cuts off. engine puts out elec. when you hold the switch on, #5 terminal in junks… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a 7.5 KW diesel generator that will crank but does not
I have a 7.5 KW diesel generator that will crank but does not start,but if I force the throttle arm into the solenoid she'll run but will die when let go.… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a Onan MDJE 7.5 hp marine , it has not run for years
I have a Onan MDJE 7.5 hp marine , it has not run for years I was able to get it to run the voltage was bouning at first but dit go to 120 volts. I ran it for 1.5 hours and a few hours later I went to… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I believe I have a problem with the oil pressure gage. I dont
I believe I have a problem with the oil pressure gage. I don't think I am using the correct name for the part its the switch that allows the celonoid from moving to the correct position after starting… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I am trying to identify an Onan Marine generator . It was instaled
I am trying to identify an Onan Marine generator . It was instaled in the late 80's , 2 cylnder 6.5 KVA . I canot find any ID plate on it anywhere . There is a manual that was onboard covering 5 model… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have an Miller welder with an onan eng. My battery is not
I have an Miller welder with an onan eng. My battery is not being charged. The system is only putting out 10.4 volts. My question is what should the stater put out and is there a voltage regulator in … read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
I have a 7.5 KW Onan MDJE-3CR/1AA Marine Genset. Recently
I have a 7.5 KW Onan MDJE-3CR/1AA Marine Genset. Recently the low oil shut off has been activating after 10 to 30 minutes of running. The oil pressure guage reads 25 psi upon start up and gradually dr… read more
Hank F.
Hank F.
Technician
16,131 satisfied customers
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