Knob spins freely

Hello, see links below for the technician diagnostic sheet,parts, and video.
-Matt Ace technician

DC97-16931B Fits the Following Appliance Models
DV40J3000EW/A2 DV40J3000EW/A2 DV40J3000GW/A2 DV48H7400EW/A2 DV48H7400EW/A2 DV48H7400GP/A2 DV48J7700EW/A2 DV48J7700EW/A2 DV48J7700GW/A2 DV48J7770EP/A2 DV48J7770EP/A2 DV48J7770EW/A2 DV48J7770GP/A2 DV48J7770GW/A2 DV52J8700EP/AC DV56H9000EP/AC WA400PJHDWR/AA WA400PJHDWR/AA WA40J3000AW/A2 WA422PRHDWR/AA WA422PRHDWR/AA WA456DRHDSU/AA WA456DRHDSU/AA WA456DRHDWR/AA WA456DRHDWR/AA WA45H7000AW/A2 WA45H7000AW/A2 WA45H7000AW/A2 WA45H7000AW/A2 WA45H7200AP/A2
WA45H7200AP/A2 WA45H7200AW/A2 WA45H7200AW/A2 WA48H7400AP/A2 WA48H7400AP/A2 WA48H7400AW/A2 WA48H7400AW/A2 WA48J7700AW/A2 WA48J7700AW/A2 WA48J7770AP/A2 WA48J7770AP/A2 WA48J7770AW/A2 WA48J7770AW/A2 WA48J7775MP/A2 WA52J8060AW/A2 WA52J8060AW/A2 WA52J8700AP/A2 WA52J8700AP/A2 WA52J8700AW/A2 WA52J8700AW/A2 WA52J8705MP/A2 WA56H9000AP/A2 WA56H9000AP/A2 WF361BVBEWR/A2 WF363BTBEUF/A2 WF365BTBGSF/A2 WF365BTBGWR/A2 WF435ATGJRA/A2 WF455ARGSWR/A2