This is a concord A/C wanting help with age. My guess its around Aug, 4th day, 1998?S/N: 8498F35291M/N: RC10A24A-1ARegardsGary
preston’s says 1996 - 1999
i would say based on the serial, 1998 seems right.
I have another A/C age and tonage?
I think this is a Sears unit, there is no name.