Why does my generator surge with no load?

Surging caused by fuel problems usually happens for one of three reasons: incorrect fuel, low fuel levels, or poor fuel quality. Fuel blockages are another way that fuel could be the cause of generator surging, although much less common.

How often should I Run my Onan generator?

Best practices call for exercising (running) your generator at least once per month, under load. That means not just firing it up, but turning on enough high-draw items to ramp up the power. With our Onan 7.5kW QuietDiesel unit, we typically start the generator, let it warm up for a few minutes, and then begin to add loads.

When does the Onan generator send out an error code?

That may be a bad pun, but it is the truth when it comes to Onan generators. When something goes wrong, the generator will send out a code to tell you the problem. If you blink, you may miss the number of the error code. How to Read Onan Generator Fault Codes: It’s not hard to read the Onan Fault Code blink system, once you get used to it.

What is the operator manual for a hgjaa genset?

This manual covers the operation and maintenance of the HGJAA, HGJAB and HGJAC Series of gener- ator sets (gensets). Each operator should study this manual carefully and observe all of its instructions and safety precautions. Keep this manual and the Installation Manual with the other vehicle manuals.

What does code 12 over voltage on Onan mean?

Code 12 – Over Voltage This problem comes from a faulty inverter and that part is overcharging the generator. The only way to solve this Fault Code problem is to take the generator to a qualified Onan dealer or repair shop. Alternative sources for this code may be a lack of fuel or a clogged filter problem.

What do you need to know about the Onan generator?

The Onan power generator is a solid machine specifically designed to meet the energy demands of the average house owners as well as RV enthusiasts. If you want something to sustain your RV facilities/appliances or simply in need of a backup power source, this unit shall serve you well.

What are the instructions for the hgjab generator?

HGJAA (Spec J-K) HGJAB (Spec J-L) English Original Instructions 12-2018 A035D009 (Issue 12) OperatorOperator ManualManual Onan Generator Set for RV HGJAA (Spec J-K) HGJAB (Spec J-L)

Why does the oil pressure switch on Onan generator stick open?

The oil pressure switch of Onan generator often sticks open in case the unit has not seen any use for an extended period of time. In many cases, the situation could be resolved by multiple start/stop cycles, some light tappings should work as well. 2. Defective Control Board

Why is my Onan generator producing low AC voltage?

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 pin 9. In the case the generator starts producing normal or slightly low AC voltages after that, the regulator is definitely defective.