i just fixed my 690/s sub zero,the fridge was going up to 45 degrees box appliance replaced the evaporator& filter drier and recharged the r1345a,and now my freezer goes to -20 degrees below zero,set on zero, and my icemaker doesn't work,the freezer was fine before they worked on it,it was always at zero degrees,purchase in 12/2002,still under parts warranty only,