iseky tx 2160 also now by bolens 1502h

Hello all. My name is Pedro from Portugal sorry for my broken Inglish hope that any of the readers can give me a help on this one. Im driving this tractor Iseky TX 2160F also now by Bolens 1502H for about two wears without any problems this weak i lost the power on the 3 Pt linkage, without any...