I can not find a window manufacture on the window - the travel guide on the bottom of the window sash is pictured the arm appears to insert in the black guide - I can't figure out how it is retained or if there is a piece missing or where to find parts
Casey from SWISCO responded:
September 21, 2020
Hello,
Take a look at the video below to identify a replacement for your operator and the related items that work with it. Thank you!