Pat,
As I remember from selling these units you do need to maintain a
balance when loading or unloading - essentially as Peter has
recommended.
You may want to contact Kardex to confirm any other details.
Mary Haider
Mary W. Haider,CRM
Records and Information Manager
W.W. Grainger, Inc.
Mailstop B4.T46
847-535-1560
List archives at http://lists.ufl.edu/archives/recmgmt-l.html
Contact [log in to unmask] for assistance