Posted by DEL on April 13, 1998 at 20:57:22:
In Reply to: Re: 9N Ford Oil Pressure posted by Joe Sacco on March 31, 1998 at 15:32:57:
: : I just finished rebuilding a 9N that swallowed a sleeve with new sleeves, rings, wrist pins. The
: : bearings looked fine. Now the engine holds 20 psi cold drops to around 8 hot. What did I forget? , anything I can do about it or live with it?
: Oil Pump? If the gauge is steady, that is probably it.
If you have I&T shop manual laying around for N series tractors,check the oil pressure relief valve on the front of the timing gear cover.If the spring pn#6654 is weak it will give a low reading.Stretch the spring, if this helps replace it.(I&T Fig.FO47)