How Often To Change Oil In Yamaha Generator. Storage of the generator. On a Yamaha four-stroke engine oil weight and capacity can be found by reviewing the tag on.

Using a funnel drain out the old oil. Answer 1 of 6. I could make a case that Yamaha expects you to change the oil every 12 months also.
Large diesel generators may require oil changes only every 500 hours.
Use caution when filling or adding oil. Probably 20 hours of ride time. Maintenance should be done on your portable or standby generator once per year just as you would with a lawn mower or ATV. If applicable change your oil filter when you change your generators oil.

