Crank does not operate. Shaft comes off with handle. Will not operate window. Need new mechanism.
Bob from SWISCO responded:
May 22, 2019
Thanks for posting. See our 39-031 & 39-032 Entrygard Operators, or our 39-155 & 39-156 Operators. Compare the dimensions to your old operator to see which set is the best match. For a new cover and crank handle, see our 39-107 and 39-114L.