Onan Generator Service Fault 3

Pressing stop again will stop the blinking the two digit code con.

Onan generator service fault 3.

When the light blinks three times in a row it is indicating a service shutdown. Page 94 service check fault fault code 3 some genset service procedures present hazards that can result in severe personal injury warning or death. Only trained and experienced persons with knowledge of fuels. You need to get a secondary code from the generator.

This is an over voltage fault. Two blinks indicates a low oil pressure fault. Each cummins generator has a model spec number description which is shown on the serial number tag attached to the generator. Press the stop prime button 1 time to prompt a second two digit fault code.

3 flashes a pause and then one flash tells you that your onan generator is going faster than 3 400 rpm. What to do if my cummins onan generator blinks 3 times. I have a onan emerald 3 generator with some problems and i talked to hank awhile back and would like to ask him some more questions. Nearly all onan generators also meet the national park service sound level requirement.

Three blinks indicates a service fault. It will be set if the controller sees 19v or more at the genset. Portable generator onan 2400 service manual 56 pages portable generator onan mobile genset operator s manual 32 pages. That is 60 decibels of noise or less at a distance of fifty feet.

These rules may allow you to run your generator later at night in rv parks with noise limits too but you should know their rules rather than assuming you re already compliant. Here is a representation of the tag on onan qg 4000. The service code looks like 13. Your onan generator won t start and the light blinks 3 times again and again.

If field flash voltage seems pretty normal the regulator could be the source of problem which you could determine simply by running 12 volts through a diode to the regulator. Fault shutdown the indicator light will repeatedly blink 2 3 or 4 blinks at a time. You can double check by pressing the stop button 3 times in 5 seconds. Press stop once to cause the two digit second level fault code to blink.