Leaking hydraulic fitting

   / Leaking hydraulic fitting #1  

Catman8

Gold Member
Joined
Oct 2, 2016
Messages
448
Location
California
Tractor
Massey Ferguson 30B, John Deere 2032R
I have a hydraulic leak and it appears to be wet at the connection or to the right of the connection, any tips to fixing it, I know if it's a threaded connection you take it apart and put more Teflon tape on, but what if it's the fitting. The lines above are dry both directions.

IMG_1181.JPGIMG_1182.JPG
 
   / Leaking hydraulic fitting #2  
BE VERY CAREFUL WITH TEFLON TAPE!
Leave something like the last 3 threads on the end uncovered so you don't get "bits" into the hydraulics. Better yet there are some forms of loctite etc. designed for hydraulics. Hopefully someone else will chime in.

Check the torque.
 
   / Leaking hydraulic fitting #3  
Holy exposed lines Batman! I thought my Kubota's were poorly placed.
 
   / Leaking hydraulic fitting
  • Thread Starter
#5  
   / Leaking hydraulic fitting #8  
You might also look to see if some trash has made it's way inside the coupling.

Ronnie
 
   / Leaking hydraulic fitting #9  
This just might be a problem that you come to accept... The hydraulic couplers on my tractors don't leak or seep when under use. They consistently leak with temperature changes; i.e. when it's cold and the metal surfaces contract - I'll have drips in the shed under nearly every group of connectors.

With all 3 machines from 325 hours to 1,500 hours. No matter. And they dripped when brand new...

Of course, I don't park on the concrete driveway in front of the house, either!

Regards.
 
   / Leaking hydraulic fitting
  • Thread Starter
#10  
Update: John Deere came out to my property because the tractor is still under warranty and when he unscrewed the fitting there was a piece of the o-ring missing, someone must of not put oil on the o-ring before they tightened it. A big thanks to everyone who posted on this thread :thumbsup:
 

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