Hydraulic Cylinder Leak at Nipple Bottom of Cylinder

   / Hydraulic Cylinder Leak at Nipple Bottom of Cylinder #1  

landrand

Bronze Member
Joined
Sep 3, 2010
Messages
68
Location
Ishpeming, MI
Tractor
Internation 674, John Deer 6400, Kubota BX2670, Ford New Holland 655D
I have a Ford/New Holland 655D backhoe and one of my loader hydraulic cylinders is leaking oil. As shown in the attached picture, there's a small outlet nipple protruding from the bottom of the cylinder and oil is dripping from this outlet when the backhoe is running. Since I know very little about hydraulics, would anyone be willing to provide advice on how I should go about fixing this leak. I would assume that an internal seal is bad and needs to be replaced. Is this fix something that a novice could repair or should I bring the cylinder to a professional and have it done? Thanks for your time! View attachment 654881
 

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   / Hydraulic Cylinder Leak at Nipple Bottom of Cylinder #2  
That nipple is a round lock wire sticking out. The oring and backup under that hole in the barrel is leaking, likely from a rust ring at the oring. Time to purchase a new seal kit and repack it yourself if you are capable or farm it out to a local mechanic, tractor shop or hyd shop.
 

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