Locking Rear Diff...frozen?

/ Locking Rear Diff...frozen? #1  

couchsachraga

Gold Member
Joined
Dec 26, 2001
Messages
306
Location
Adirondacks, NY, USA
Tractor
John Deere 4520 cab... formerly Yanmar 336D
Greetings...

While playing in the snow I noticed I can't seem to get my rear diff to lock (simply by stepping on the foot pedal, I assume...). I checked the Parts book (Thanks again Len!) and externally all the parts are there. Has anyone else had this problem? Will a little WD 40 or PB Blaster clear it up, or will I most likely need to take the spring assembly apart? Just wondering if anyone else has experienced this before I drag the tools to the tractor (it's in the woods right now, snowed in at the piece of property I'm working on. I'll post a picture of it sitting in the Barn when I take one /w3tcompact/icons/smile.gif ).

Thank you in advance,
Couchsachraga
 
/ Locking Rear Diff...frozen? #2  
It is very possible that it froze where it goes through the housing. Use some loosener & tap lightly with a hammer every once in a while till it loosens
 

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