Ayce 1330882-800W Manuel D'utilisation page 54

2. Assembling the extension tube and accessories.
2.1: Fit the extension tube onto the other end of the hose.
2.2: Adjust the length of the extension tube by pressing
the locking mechanism down and pulling the
bottom section of the tube out to a suitable length.
When putting the appliance away, shorten the tube as much
as possible.
2.3: Fit the floor brush onto the extension tube.