InstantForum.NET v4.1.4Therma-Stor Forumhttp://www.thermastor.com/forum/web@thermastor.comSat, 17 May 2008 15:58:52 GMT20http://www.thermastor.com/forum/Topic786-14-1.aspxWhen making the electrical connection between the Hydro-X handle and base assemblies, note that the molded plug has 2 keys that must be lined up in 2 keyways. If mis-aligned, the plug can be forced together such that the Hydro-X will ONLY operate in forward OR reverse. Forcing the plug can also bend the pins together causing a short and possible blown fuse.http://www.thermastor.com/service/hx_plug.jpgTue, 26 Apr 2005 20:04:05 GMTTherma-Stor