GE Washers With Electromechanical Controls and Mode Shifter Assembly Service Manual These are the washers with the inverter board and mode shifter. Mode Numbers: EWA4600G0 GJRR4170H0 GJSR4160H0 WCSR4170G0 WHDRR418G0 WJRR4170G0 WJSR4160G0 WLRR4500G0 Publication 31-9146