Small Hydraulic leak on 3520

   / Small Hydraulic leak on 3520 #1  

BigMike50

Gold Member
Joined
Mar 19, 2013
Messages
389
Location
Uranus
Tractor
2012 JD 3520 Cab 1996 JD LX172 1985 Wheel Horse
this unit mounted on the side of the engine is leaking somewhere by both line outlets underneath. Not really dripping but it is all wet with debri sticking to it. anyone else notice such an issue? machine has less than 150 hrs. any thoughts? only noticed it because I was laying under machine inspecting undercarriage for things like this

photo-1_zps5758c81d.jpg

photo3-1_zps89232f04.jpg

photo2-1_zps11625abd.jpg
 
   / Small Hydraulic leak on 3520 #2  
That's one of two hydraulic pumps for your tractor. They're facing each other. I forget... if the main implement pump is closest to the cab or if the power steering/auxiliary hyd pump is the one that's closest to the cab. Either way; it's one or the other!

It's a compression fitting and it may just need to be snugged up a bit. The technical repair manual has the torque specs to tighten it. Or... since it's under warranty - your dealer might be able to provide that (and a torque wrench - loaner).

AKfish
 

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