While you wait for answers, we may have found some information which could help you.
Click here for Stuck Door RemovedCan you open a double glazed upvc window?
Velux KEM 140 skylight elec. opener only workd intermittent?
2001 megane dynamic passenger door locked shut ?
How can I mend the broken cord on my velux skylight?
allen key size?
Remove cover plate on patio door?