How to replace a backhoe stabilizer seal

/ How to replace a backhoe stabilizer seal #1  

sherpa

Platinum Member
Joined
Oct 7, 2004
Messages
538
Location
North Carolina Mountains
Tractor
2004 NH TC33D & 2014 NH Boomer 24
I found a small seal leak on my Boomer 24 tractor backhoe stabilizer this morning. I am pretty sure I can replace that seal. I just need to know where to look for some "How to do it" instructions. I am sure someone else has done it once or twice.
Sherpa
 
/ How to replace a backhoe stabilizer seal #2  
I found a small seal leak on my Boomer 24 tractor backhoe stabilizer this morning. I am pretty sure I can replace that seal. I just need to know where to look for some "How to do it" instructions. I am sure someone else has done it once or twice.
Sherpa

I do not know your particular model but there are lots of videos on youtube that walk you through cylinder rebuilds. Not all cylinders come apart the same way and some are easier than others. Seal kits are usually available through your dealer. Also worth considering is to remove the cylinder and take it to a shop that rebuilds them. They will likely have the correct seals and check/replace the rest of the seals if needed.

Hope this helps!!
 
/ How to replace a backhoe stabilizer seal #3  
If you are going to have it apart you had may as well get a full rebuild kit.

I had a very good experience going through Messick's. I had ordered the wrong kit and they exchanged it super fast.
 
/ How to replace a backhoe stabilizer seal
  • Thread Starter
#4  
Messick was the first place that came to my mind. I changed a seal once on my neighbors little BX23 Kubota but it's been awhile. I know I can do it, I just want to make sure how before I start on it?
 
/ How to replace a backhoe stabilizer seal
  • Thread Starter
#5  
Messick can't help me, they could not find the bH model number and then when they came up with a seal kit, it cost over $400!! There is no way a stabilizer seal kit for a little 2014 New Holland Boomer 24 915GH Backhoe can cost that much? Is there anyone else I can call?
 
/ How to replace a backhoe stabilizer seal #6  
Try some industrial supply places like Glands. I have no experience with them but posted only as a route that may be productive.
Be prepared to give them exact dimensions of the cylinder components. IE, 2.00" cylinder bore. Gland OD is 1.999", gland grooves are .0265 wide by .25" deep. O ring is .010" diameter etc. Just be accurate and not "about 1/4" by xxx or whatever.
These parts are findable, just got to find a source beyond a local supply shop.
Good luck.
 
/ How to replace a backhoe stabilizer seal #7  
I use Hercules for seals. To the right of the search box is a Kits by Model button.
 
/ How to replace a backhoe stabilizer seal #8  
If you can find the part number for the seal kit, search it on Ebay. I've had good success with finding seal kits for my Case backhoe...and I've replaced plenty. :rolleyes: Usually quite a bit cheaper than anywhere else.
 
/ How to replace a backhoe stabilizer seal
  • Thread Starter
#9  
I open my cylinder up and the problem seal is a small plastic flange piece that I would call a dust seal. It is broken around the outside edge. It is at the end of the shaft where you screw it back together. I assume it has come in contact with a rock or something hard when the stabilizer was retracted? It is just a little larger than a quarter. I attached a picture.
 

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/ How to replace a backhoe stabilizer seal #10  
This dust seal would not cause a leak though. If you had a leak I would dig deeper.
 
/ How to replace a backhoe stabilizer seal #11  
I open my cylinder up and the problem seal is a small plastic flange piece that I would call a dust seal. It is broken around the outside edge. It is at the end of the shaft where you screw it back together. I assume it has come in contact with a rock or something hard when the stabilizer was retracted? It is just a little larger than a quarter. I attached a picture.
That is not going to be your problem.

That doesnt seal hydraulic fluid....it simply is just a dust seal to protect the main hydraulic seals in the gland. And there are several types......the most common two I have seen are lip seals and simply o-rings.

They would be further down inside the gland cap that seals the gland to the rod. So basically where you got that seal from.....but down inside the cap a little further.

And I have always just taken seals, gland, and rod to a local hydraulic shop and have them simply match them up
 
/ How to replace a backhoe stabilizer seal
  • Thread Starter
#12  
I have always just taken seals, gland, and rod to a local hydraulic shop and have them simply match them up

That may be what I end up doing? I have a small tractor dealer that I plan to visit Monday.
 
/ How to replace a backhoe stabilizer seal
  • Thread Starter
#13  
Cylinder repaired, tractor backhoe back to work! I found a cylinder repair service and he took my and Gland & Piston and put all new seals and o-rings in place and handed it back to me and only charge me $30. I told him to give me another set of seals to go. I have several more cylinders just like that one.
 

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