2023/08/12 14:27:36
Tiredofitall
Hi
I recently used my 3 yo, barely used (20 hours?) generatort to power a small Makita compressor. It ran fine for a day - not continuously but for a few hours. I ran it off Eco mode to avoid any bogging down issues when the compressor kicked in.
Next day I go to use again and it really struggled to get the cold compressor going, but it did then it overloaded and died. I tried to reduce the starting load by evacuating the compressor but, if I remember correctly, it at that point began a cycle of running and dying as follows:
Start but run rough, ranging around in revs and nor settling to an idle then, after about 10-20 seconds, running at very high revs in bursts before dying again with the overload light and the oil light lit up, the overload flashing 3 times before all going out.
I tried to get it going again 4 or 5 times and it went thru the exact same cycle each time. 
Oil level is fine. Air filter looks like new.
I just tried it again 3 days later and it at least will run now though it's still ranging around on idle - but if I put it on ECO it does eventually, after 5 seconds or so, rev down to a smooth idle. 
I have to admit that it was left un-run for a couple of years with fuel in it until I drained it recently. It had fresh fuel in during this issue. Having run well for a day with no issues I'm not inclined to think it's a fuel issue but am aware of the possibility of gumming.
Any ideas/suggestions before I pull some bits off to check the jet as per this video? (yes, I know it's a different genny!) hanks
2023/08/15 08:27:11
SRTsFZ6
My 5,500/8,500 (surge) compressor (10HP Briggs) will not fire up my 1.6 HP Porter Cable compressor. No way...
 
Even thou you got a day out of running, I suspect the compressor is pulling too much current on start up. 
 
You may want to check the compressor capacitor for failure..
 
I would also run the generator on some other devices and see how it behaves..  
 
.
2023/08/15 08:31:59
SRTsFZ6
Also, there should be a drain plug/bolt (10 MM) on the carb float bowl.  Drain and catch fuel from the carb.
Look for any crap, fuel will probably look clean as you've run fresh fuel thru it.
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