Oil drain plug rusted in and stripped
What I thought would be an easy job has turned in to a nightmare. I went to change the oil in my Onan QD 7500 Generator and the oil drain plug would not budge. I used penetrating oil and heat. After t...
Forum Discussion
You'll probably have to remove the eng/gen to get the pan off. I would suggest using the extractor or take it to Cummins. Not an RV dealer. Sounds as if it has been started once in a while but not run up to operating temp and condensation built up in the bottom of the pan.
