These steps also apply for a wineador with spanish cedar drawers.
http://www.cigarasylum.com/vb/showthread.php?t=620
Basically, the drawers are soaking up all the moisture from the beads. Put a bowl of distilled water in the windeador for 10-14 days. If you put a clean sponge in the bowl it will increase the surface area and allow for more moisture to be released. The above link has a ton of info in it.