Pan,Burner,4,Simmer,SVCE(DF48850,DF48650C,DF48650G
          DF60650CG,DF60650DG,DF,SRT,GR)
  DF      Use Starting with Serial #17000000 and
          Between Serial #16050607 and #16050686
          Prior to Serial #17000000 Except Between
          #16050607 and #16050686 See 816695.
  SRT     Use Regardless of Serial Number
  GR      Use Regardless of Serial Number