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I’m on it thanks

No load

Thanks went ahead and replaced with one known to be good with the darn same results. still scratching.

Went ahead and pulled a pump and filter known to be be good and installed on the unit. ran fairly steady for 19 min and began to droop. drooping continued for another 10 min. Until it was swinging like a pendulum between 56 and 64 HZ seems like it takes it longer each time to fail. It started...

Got it. sounds like we’re testing the primary. I have another identical unit sitting next to it that runs flawlessly. does it make sense to swap the primaries out or switch with the auxiliary ? am looking for a replacement for the small filter. took it off awhile back and it looked fine and had...

had another go at it. unplugged the A2 fault indicator or the malfunction indicator as described on the schematic. thought we had a chance for awhile. Took 15 minuet’s to begin drooping. Temp never exceeded 180 degrees. oil never went below 42 psi. When the drooping became excessive I shut her...

Have not adjusted the frequency. it continues to run well for 10 to 15 minuets. Have changed the filters and drained the fuel tank and scoped it. no dirty filters or debris. Have a clear stack and oil and temp readings look good. it consistently begins to droop after it reaches operating temp...

Thanks mep 803 a repair assistances is the thread.. being old is not a bad thing. It just hurt. at least we won’t die young. Bud

Thanks yes sir, I do have a thread going. I have done all the things you have done. just wondering if you fixed it and how. No worries thanks

I have the same symptoms. any update on finding your problem ..

Will take a look

Update on the Mep 803 a. hours on the machine are 209 total. Changed filters and checked fuel cap. it was rusted and turned off. repaired rotten return line. Engine will now run normal for six minuets. had electrician check output. Appears normal. never put it under a load. As soon as the...

Thanks for that. will get back to you with results.

Thanks will try that. will take a video if it doesn’t work. will reply back after I acquire a long Allen wrench.

No load have a couple of these and they run smooth with or without load. would like to take it to a Gen guy with the knowlage and tools.

Have a low hour 10 k MEP-803A generator. located south of Dallas. In need of someone who can work on mine. it runs and puts out, but won’t run at a steady Rpm. thanks

Thanks for the input. One m43 is working. Replaced the new chrome coil and had good results. working on the other. Good thing I’m retired.

All new wiring with no ballast

Routed fuel well away from heat. and vented fuel. thanks

Am shutting down and restarting. it will start multiple times when cold. Never after 10 min.