The question remains murky? ; G3 f' V, @. T _* k! A+ ]+ c7 D- ~Firstly, the tray is metal tray or basket tray? ' T) x' K0 S, G# [( y' P1 n( ^If it is metal tray. The support I guess should be 3? I need check the code about this. Usually you just ask your foreman you can get the answer immediately