While you wait for answers, we may have found some information which could help you.
Click here for Repair Motor WindowWhere can I purchase Velux Kem-140 motors?
Stuck (open) Velux window?
Replacement wooden beads on velux windows?
Where can I purchase a new Velux Scissor Operator for my Velux Skylight? ?
Scissor Lift?
Velux skylight?