Bobcat s185 bogs down when using hydrolics

I have a bobcat s185 turbo, and it has some bogging down issues. The bucket can move up and out with no problems, but as soon as i move the bucket down and in (at the same time), the bobcat bogs down and nearly stalls. It also bogs down with fast acceleration or top speed. It especially doest like it when combining these 3 functions (bucket down, in, and full movement). When doing all 3 at once, the belt will slip and sqeak.

I just replaced the hydrolic/hydrostatic fluid and filter (messy...

Bobcat s185 bogs down when using hydrolics