Description Commonly Used on models: HCS-3020 S/N: T86514001001 - T86514999999 HCS-3020 S/N: T86813001001 - T86813999999 HCS-4020 S/N: T86614001001 - T86614999999 HCS-4020 S/N: T89913001001 - T89913999999
