??? Hi all, just collected my 5511, nice old tractor, i require some operating instructions, what do all the levers do ? Sitting on the seat directly below under the seat base is a lever that swings left to right, in front of r 2 short levers facing forward, PTO ?, also 3pt arm control levers have no descriptions on them. g/box & hydraulic oils, are they seperate, are there filters in ther somewhere. Any help or advice greatly accepted,many thanks mike NZ.