Originally Posted By: webfors
The manual call for a 40 weight?
Likely calls for a 30 weight, which based on experience, is an improper recommendation for a generator ran for days on end in a Florida summer. The simple fact is, less than 10% of folks are actually checking their oil level at every fuel fillup, and changing their oil every 50 hours.
30 weight is marginal, and acceptable in a best case maintenance scenario.
People are ingrained that they change their oil every 6 months or so in their car, and perhaps once a year in their lawn mower, so they think the generator is the same.