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3 open frame portable & 2 internal Cummins/onan 4 & 5.5kw. All gasoline powered & 3600 rpm’s. My honest guess is that the carbon brushes failed. Engines would run but not produce any power. I personally had to have my internal Cummins/onan 5.5kw gas generator’s brushes replaced after 1,300...

To give an update / ending to my story. generator ran for 270 indicated hours and used approx 200 gallons of diesel (0.75g/hr). We were primitive camping at the Kentucky State Fair, (carnies get the actual camper spots). Two 50 amp campers & one 30amp camper was plugged into the generator, 5...

If I can make it off the fairgrounds during normal business hours, there is an O’Reillys close by to buy an infrared temp gun. Didn’t think to bring my other one from home.

What is a safe max sustained load in hot ambient weather climate? I have mine powering 3 RV’s ( AC’s running) at the Kentucky State fair. So far my max load is about 85%. Coolant temp about 190-200° still 40psi oil pressure (full syn 5w40). right know it’s 85° ambient temp, but the high temp...