Light Assy,Led Module SVCE(IC-18F,IC-24FI,IC-30FI)
  IC-18F  Use Prior to Serial #5633000
          Starting With #5633000 See 7041154
  IC-24F  Use Prior to Serial #5633000
          Starting With #5633000 See 7041153
  IC-30F  Use Prior to Serial #5633000
          Starting With #5633000 See 7041151