Filter,Water SVCE (648PRO/G,BI-Series,NGI)
  NOTE:   THIS PART CANNOT BE ORDERED AND STOCKED
          IT IS FOR DROP SHIP ONLY TO THE CUSTOMER
          FOR CUSTOMER SERVICE PURPOSES.
          FOR NON WARRANTY REPLACEMENT SEE 4204490
 648PRO/G Use Regardless Of Serial Number
BI-Series Use Starting With Serial #4134313
          From Serial #4116297 To #4134313 See
          Part Number On Original Filter.
          Prior to Serial #4116297 See 7005017
  NGI     Use Regardless of Serial Number