Tube,Water SVCE (BI-36U,BI-36UG,BI-42S,BI-48S)
BI-36U/UG Use Prior to Serial #4116328
          Starting With #4116328 See 7014133
  BI-42S  Use Prior to Serial #4116328
          Starting With #4116328 See 7014134
  BI-48S  Use Prior to Serial #4116328
          Starting With #4116328 See 7014134
 BI-42UFD See 7014133