Blower, 600 Internal (CTWH30,CTWH36,IH4227,AND P,
          PW,PWC,PI,PL HOODS)
  NOTE:   Use Regardless of Serial Number on All
          Models Except For CTWH30
  CTW30   Use Starting With Serial #14502412
          Prior to Serial #14502412 See 801643
  CTW36   Use Starting With Serial #14710800
          Prior to Serial #14710800 See 801644
  IH4227  Use Starting With Serial #14902350
          Prior to #14902350 See 801644
  NOTE:   For Hoods Built Prior to 4/1/2013 An
          Adaptor Plate May Be Needed, See 814781,
          814424,814425,814426.
  NOTE:   Contact distributor for current pricing.