Can you HEAR the relief valve working when the loader stops lifting? There should be some sort of hissing or squealing coming from somewhere in the system that indicates the relief valve is opening.
If you don't hear any hissing or squealing, it's NOT the relief valve.
You need to pressure check the system.
The front-mounted hydraulic pump is generic and easy to replace. It is likely a Cessna or Eaton or another common brand pump. Doesn't matter they all use the same SAE mounting. You just need one with the right GPM and pressure capacity. Probably a 25GPM pump but you can get that off the numbers on the pump. If you want to slow the loader down you get one with a GPM rating of 15-20.
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Today's Featured Article - Two-Brush Generators - by Chris Pratt. Whether for product liability or because the aftermarket parts and labor business is lucrative, this concept is disturbingly prevalent. Fortunately when you step into your shop and make that jump 50 years back in time to work with your old tractor, this concept goes out the window. Even so, when it comes to the charging system, people quickly revert to this idea and start replacing the major components one at a time until it works. The reason you don't find any decals in your replacement set wit
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