Board Cont,Main SVCE (DD30/36/45)
  NOTE:   Use From #15527762 To #15567537
          Starting With #15567537 See 829170
          Prior to Serial #15527762 See 824327
  NOTE:   For Gear Motor Control Board Starting
          With Serial #15527762 See 827377
  NOTE:   For Main And Gear Motor Control Packages
          See 827587 or 829196