From Hentschel
Z Wave
,/* initial z wave install */
* if not checked, use habmin to unpair device, hit the ''A'' button again to complete un-pair.
* discover the lock again, check that ''using security'' is checked
lots of good info on [http://www.cd-jackson.com/index.php/openhab/5-zwave-debugging-openhab chris jackson's site]