Kit,Fre Door Sweat SVCE (BI-48SD/O,SID/O)
BI-48SID/O Use Starting With Serial #4300000
           Prior to Serial #4300000 See 7030533
BI-48SD/O  Use Starting With Serial #4300000
           Prior to Serial #4300000 See 7019618
  NOTE:   From Serial #4300000 to 43410000 Contact
          Tech Support 818-919-TECH