Originally Posted by hazbunch
Sounds like a poor design, but nice to know it isn't the compressor. I have Generac Q65 generator and it will shut off when the oil temp sensor gets to hot. I found out on this site that you should go to straight 30W oil and change the oil temp sensor to the next higher setting. I will update if it works.
Find out who manufactures the engine for the gen set. Use their engine oil specs based on service and temperature ratings...then see if you can find a synthetic oil to meet those specs...buy it and stay with that brand. You do not want to change synthetic oil brands without the proper procedures.
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