BT600 all hydraulic rams will not retract

Tex Critter

New member

Equipment
Kubota BX23D
Dec 23, 2024
3
2
3
BC
BX23D, BT600. When I attached the backhoe this time, all hydraulic rams on the backhoe and front end loader retract very slowly, but extend normally. Detached hydraulic lines, and the loader worked normally. Hooked up the backhoe again same problem. Cleaned hydraulic connectors, still not retracting with anything but glacial speed. Where should I look to find the problem?
 

Russell King

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L185F, Modern Ag Competitor 4’ shredder, Rhino tiller, rear dirt scoop
Jun 17, 2012
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I would suggest that you have a hose hooked up out of place. I would check that the hose that allows fluid back to the tractor is attached to the correct points. If so, then you may want to see if the disconnects are properly connected 100% of the way. If so you might want to swap the ends from a working connection to the backhoe to see if one half of the connection has a problem.

Explain how the loader works when the backhoe is connected, since you said it is fine without the backhoe.

Does the three point operate correctly when the backhoe is removed?
 

Tex Critter

New member

Equipment
Kubota BX23D
Dec 23, 2024
3
2
3
BC
Connectors have been cleaned, look like they are properly closing. The hoses are different lengths, making it nearly impossible to hook them up backwards. And when the backhoe is disconnected, the three point and front end loader work fine.
When the backhoe is connected, the front end loader goes up fine, but down really slow, unless you put it in float, then it drops pretty fast. Again, extends fine, retracts painfully slow.
And there are only two hoses, which makes it more challenging to screw it up.
 
Last edited:

Russell King

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L185F, Modern Ag Competitor 4’ shredder, Rhino tiller, rear dirt scoop
Jun 17, 2012
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Austin, Texas
Sounds like it is something in the backhoe valve and the return line.

@TheOldHokie would be the best one to help you troubleshoot the issue.

You might check that all back hoe valve sticks are returning to neutral or manually move them to the center position, then see if the tractor is working.
 

North Idaho Wolfman

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Sounds like you might have a bad quick disconnect on one of the BH supply lines.
 
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Tex Critter

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Equipment
Kubota BX23D
Dec 23, 2024
3
2
3
BC
Had a mechanic friend pop over and have a look. I pinched one of the hydraulic hoses between the backhoe and the tractor when I put the hoe on. Boy do I feel dumb!
Thanks to Wolfman, and esp Russell King for your help! At least when it happens again I will know what is going on.
 
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Russell King

Well-known member
Lifetime Member

Equipment
L185F, Modern Ag Competitor 4’ shredder, Rhino tiller, rear dirt scoop
Jun 17, 2012
5,424
1,446
113
Austin, Texas
Good news that you got it figured out.

You might have damaged that hose if it was pinched hard. You might want to inspect it or have a spare on hand or at least find a good place to buy a replacement hose from since it may be weakened now.