While you wait for answers, we may have found some information which could help you.
Click here for Window Close WindowsMy VELUX remote won't work - how can I repair it?
bypass microswitch on Velux KEM-140B?
Scissor Lift?
Replacement wooden beads on velux windows?
How can I mend the broken cord on my velux skylight?
Where can I purchase a new Velux Scissor Operator for my Velux Skylight? ?