thanks rik..pinch away.. Finally sorted the 2091... after moveing the traction tyer axle to its correct place.. re moveing the boddy to check for traped wires, ect re setting thwe lgb large loco decoda.. re numbering to 3.. removeing the plowes and couplings.. i tryed it up side down in the maintances cradle.., power directly to the wheels.. and skates.. Skates.. stiff.. base plate off, skates given a small drop of lgb maintance opil, were they rub up to the brass shim/power plate.. and now, it runs perfectly,smoothly..