Onan Microquiet 4000 Oil Analysis
Did an oil change on the Onan Microquiet 4000 and sent in an oil sample for analysis. Got the result back and looks good. Iron is a little higher than average, the average duration is 100 hrs. and I...
Forum Discussion
I suspect 15W40 Delo or Rotella would give very good wear numbers in these generators. Possibly nothing could be better. I like the synthetic 0W 40 for cold weather use and trying to get some load off the starter parts. I use it year round and think it should protect fine in hot weather.
