Comunello Liwin Manual De Instrucciones página 33

Bottom-hung inward opening window:
Rotate the actuator in the opposite direction so that the end of the
chain can be inserted correctly inside the bottom-hung window fixing.
Join the chain to the fixing by inserting the relevant
locking pin.
Rotate the actuator so as to allow the window to shut.
Top-hung outward opening window:
Rotate the actuator in the opposite direction so that the end of the
chain can be inserted correctly inside the top-hung window fixing.
Join the chain to the fixing by inserting the relevant
locking pin. Clip the cover in place.
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