Lift Arm lug

Anonymous-0

Well-known Member
I am in the process of doing a fairly heavy "beautification" of my 51 8N, though I'm not trying to make it into a show tractor. I'm pulling off everything that will come off so I can clean, sand and paint (hood, fenders, rims, running boards, etc.) I can take stuff apart and sometimes even put it back together, but I'm by no means a mechanic.

In attempting to remove the right-side lower lift arm/bar, I discovered that the lug it attaches to on the differential/pump housing is loose, and it turns freely inside the housing. I talked to a knowledgeable person who said that this "pivot lug", for lack of a better term, extends into the cavity of the housing (explains all that hydraulic oil on the housing and axle). He said it is held on the inside by a nut (castle nut, I assume)and a cotter pin. He said that in order to get to it I'm going to have to pull the axle housing away from the differential/pump housing.

I have no idea how to go about doing this. Should I attempt it myself? Any special tricks I should know about pulling the axle shaft and getting it back in? Help!
 


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The one on my 9N leaks too. I have been too lazy to pull off the trumpet to get at the nut. It is a fair amount of work that will get tackled when/if I decide to redo brakes and axles seals (a good time to do these too).
 
You can get to the right hand side if you pull the PTO Shaft out. Not much room but with the right socket extention and universal you should be able to replace or tighten it. The left hand side the Differential Ring Gear is in the way. Hardest part is getting the carter key out and back in the nut. Mark H.
 
I had to seal both sides on mine last fall. I found it to be easier than I expected! I pulled the left trumpet only and both sides are accessible. I built up some blocking on a moving cart prior to sliding it off which held it in the exact same position when it went back on. Worked really slick! I believe you are supposed to torque to 150 ft/lbs.
 
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