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I think I may have found the answer to this problem. Since the problem seemed to be centered around the main hydraulic pump (1&2), I finally ordered a new one ($950). When I pulled the pump out I found the drive shaft coupler splines that mate to the pump shaft had sheared off. I couldn't see it...

Steve - There are three hydraulic pumps on the L48. I believe the main two in the front control the loader, 3-point hitch, and power steering. The third works the auxiliary port in the rear which for me would control the backhoe swing function. I was able to get the tractor moved over to the...

Eric - There are three replaceable filters (regular type oil filters) and one screen on the suction line you clean and put back. Two of the replaceable filters are considered hydraulic filters and are larger than the one transmission filter. The three filters were $120 at my Kubota dealer. I...

I replaced all three filters and thoroughly cleaned the transmission oil strainer at the bottom of the transmission. Still have no hydraulics. Anybody have any ideas what to try next? Thanks.

Thanks Vic for your input. I went to my local Kubota dealer today and picked up new filters. I hope to get back to this project tomorrow (Wednesday) and will provide feedback when done. I was hoping to do it tonight but it looks like we have a wicked storm moving in for the evening. It is...

My Kubota dealer really thought the problem was the diverter valve at the rear of the tractor that switches between having the backhoe or the 3-point hitch in operation. I have two such valves - that one which goes in and out, and a second that moves from left to right. I have moved those...

I have an L48 TLB with a little over 1200hrs on it. It has been working fine but the front loader, 3-point hitch, and power steering all quit working. I did notice the front loader seemed to require more rpms to provide the same amount of lift it had been providing about 50hrs or so ago. The...