Posted by Billy Shafer on June 19, 2011 at 12:09:59 from (173.184.47.217):
In Reply to: Re: Onan Help posted by Ultradog MN on June 19, 2011 at 10:02:22:
First check the crankcase breather. If it gloggs up it will cause oil leaks. Your unit should have a low oil pressure switch. It is under the left air head shield looking from the rear. Looks like a pressure sending unit.Metal to plastic crimp. They do leak at times. You can remove the air shields and run it to check for leaks. If you have a fan to help with cooling.
Oil leaks can be very hard to find due to the air flow on this engine.Also check the gov shaft seal on the front cover. They have been known to leak also. Some CCK engines got out with a pin hole crack in the block. It will be under the cylinder by the oil switch. If you find one JB weld works fine on the hole as it is very small. Your unit was made in Feb 1972. I think I have a new carb in my parts bin. Never been unwrapped.
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Today's Featured Article - Recollections of a John Deere GP - by Charlie Cook. I grew up on my dad's 280 acre general farm in Western Michigan. Dad's only tractor when I was very young was the old GP. My first recollection of this tractor was when dad allowed my brother and myself to ride on the tractor with him driving. One of us would sit on the left fender (away from the clutch) and other would sit on the gas tank and hold onto the crankcase breather pipe.
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