c-9400-1b on the top of the unit
1 361 405L on the 14 inch arm
And on the bottom:
f-9400-8A
1 361 404 R on the 14 inch arm
See photo attached.
I need one replacement. What part number do I order from you?
Dave Sr. from SWISCO responded:
November 5, 2015
Please take a look at our 39-331 operator. This is used by Andersen on their newer windows. You might also need to purchase the sill adapter, 39-362, but only if your window was manufactured between 1995 and 1998.