A quick learner from Reddington Beach FL says:
May 24, 2016
Sorry but my details are limited I am working on finding these parts from that one picture any thoughts or help would be a great help. This house is in Reddington Beach, FL if that helps at all
Dave from SWISCO responded:
May 25, 2016
I think we should be able to help. If possible, please remove the operator from the window and show us a picture of the gear and link arm. Also, are there only two installation holes for screws?