The onan generator manual recommends changing the oil each year or every 100 hours of use.
Onan 4 0 rv genset oil change.
Cummins 3265336 onan sae 15w 40 oil.
Here is a representation of the tag on onan qg 4000.
A really cool aspect of traveling in an rv is the ability to be self sufficient.
Onan rv recommends changing the oil every 100 hours or once a year whichever comes first.
This is a great oil for devices with smaller engines such as those in your onan generator.
Check your owner s manual if you have a different model.
Onan generator oil change frequency 4000 5500 different generator models have different oil change deadlines.
Note the highlighted letter code in this case p which denotes the specification type of the particular generator which can then be referred to as spec p.
General onan gasoline genset maintenance schedule service item service intervals 50 hrs.
Each cummins generator has a model spec number description which is shown on the serial number tag attached to the generator.
Now use your fingers and pull off the spark plug boot.
I also discuss how often to change the oil how much oil my genera.
It is located just to the right of the oil fill cap.
How to change rv generator oil air filter service onan 4000 jayco parts needed air filter.
But it is recommended that for the 4000 model you should change the oil every 100 hours or so.
Https amzn to 2oi7mpb oil mobile 1 10 40 https amzn to 2c8lv.
Use your funnel and fill the generator with fresh oil being careful not to overfill it.
It only takes about 20 minutes and you will be good to go for the season.
You will need a t30 torx bit a 12mm socket an oil pan a funnel and 1 6 quarts of sae30 or 15w 40 oil.
Clean spark arrester all models x change oil oil filter 2 8 microlite diesel 7 5 8 dkd x microlite 4000 x emerald marquis x diesel 15 dl3 x clean check battery connections.
Synthetic oils are also better for the longevity of your onan generator as it results in less wear and tear in your generator engine when the engine starts to get hot.
The onan 4k ky k model has an oil capacity of 1 6 quarts.
Some generator users were able to go over 500 hours using synthetic oil and did not make a change.
