Posted by Tx Jim on January 03, 2023 at 03:10:59 from (156.146.177.2):
In Reply to: john deere 148 loader posted by jlg6319@gmail.com on December 31, 2022 at 11:21:47:
I can't determined from your photo if your valve has plug(item 12A or 12B) but if it does check for faulty seal(item 10) on your Gresen control valve. I think large hex plug in your photo retains a check valve & that isn't causing slow hyd movements.
I still remember back in the 70's while diagnosing slow hyd's on a JD 2020 tractor that had a 48 loader when I discovered a similar blown seal on a similar Gresen control valve.
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