Bleeding a cylinder.....

/ Bleeding a cylinder..... #1  

Frankdozer

Silver Member
Joined
Mar 16, 2009
Messages
167
Location
Bridgton, Maine
Tractor
1967 Case 580CK Backhoe / Loader
On my 1984 John Deere 455D bulldozer with 4 in 1 bucket, I had a leaky hose in the right hand bucket cylinder to control valve line. This is the 3/4" hose that makes the bucket curl up and down. When I disconnected the old hose about 2 gallons of fluid came out from the control valve side of the line. I think it also drained out the lines on the left side since the left side " Tees " off the right side. I decided to replace both hoses on the right side going from the bucket cylinder to the control valve stopping short of where the left side " Tees " off. I had both 3/4" hoses made at the local NAPA store. They do nice work and are very helpful. Well, I connected up everything and now the bucket doesn't want to curl. When it leaked, it curled perfectly. What do I need to do now? Bleed it, if so,how, there is no bleeder bolt. Thanks, Frank.
 
/ Bleeding a cylinder..... #2  
Activate the lever until the relief goes on. Cycle the cyl about 5 times through a complete cycle holding the lever until the relief goes off each time.

That should purgr all the air out of the cyl.
 
/ Bleeding a cylinder.....
  • Thread Starter
#3  
Well I found the problem.........................I unknowingly crossed the hoses...................... I connected the hoses the correct way, cycled it 5 times as J_J said to do and now it works as it should. No leaks
Thanks, Frank.
 

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