1/11/2024 0 Comments Walker 867 jack repair manual![]() If filling with fluid and purging air from the system do not restore function, there is probably internal leakage, even though fluid is not leaking from the jack. Finally, one day, the lift arm would not rise at all. At that time I raised the lift arm with the handle, released the jack's valve, and let the arm fall slowly several times to purge air from the system. A few months before this problem, there were bubbles coming up through the vents at the filler plug. I checked to be sure it was adequately filled with fluid, but that was not the problem. (I was able to pull the lift arm up by hand and it settled slowly enough that I could make a photo with the arm partially raised.) The lift arm no longer rises when the handle is pumped up and down. It began to leak down a little a few months ago. ![]() This is a 1 1/4 ton hydraulic floor jack my father passed on to me.
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