Tom kite 3 #1 Posted January 13 what should the Compression on a onan p220 ? Mine 100 is that low? In Cylinder 1 and 2 are 100. ty Share this post Link to post Share on other sites
WHX24 26,549 #2 Posted January 13 I just checked one of mine Tom and got 125 on both jugs. Guessing that's probably the max one would get. Brand new motor might get a tad more. 100 doesn't sound the worse. Any idea how many hours are on it? 1 Share this post Link to post Share on other sites
WHX24 26,549 #3 Posted January 13 From the manual.... 1 Share this post Link to post Share on other sites
Handy Don 695 #4 Posted January 13 Yep, 100 is just fine and good that they are both there. Share this post Link to post Share on other sites
Tom kite 3 #6 Posted January 13 5 hours ago, WHX24 said: From the manual.... ty Share this post Link to post Share on other sites
WHX24 26,549 #7 Posted January 13 Your You have a Onan you should have the whole manual too Tom. 2nd one pertains to rebuilding, forgive me guys, green and yellow ones but info is applicable to our red ones. 492-4006 Onan P216 P218 P220 P224 SM.pdf Onan_16_18_20_24.pdf Share this post Link to post Share on other sites
Tom kite 3 #8 Posted January 13 I im sorry I do have service manual, if did I wouldn't have ask that question. Share this post Link to post Share on other sites
JCM 3,915 #9 Posted January 13 1 hour ago, WHX24 said: Your forgive me guys, green and yellow ones Brother tradesman, ok I'll forgive you @WHX24 plus you seem like a nice guy. 2 Share this post Link to post Share on other sites
Tom kite 3 #10 Posted January 14 I im a nice guy ty sir Share this post Link to post Share on other sites
