The arms appear bent and the pins appear to be worn out. Can I get a whole new assembly? In one picture you can see where the arms are moving upward when they are cranked to the shut position and rubbing against the weather stripping.
Tom from SWISCO responded:
April 27, 2021
Hi there! Please see our 39-188 operator and 39-508 bracket to start. These appear to match your old parts, but let me know if you had any questions.