To better serve you please choose from one of the currently available service options:
If you have registered for and received your user name and password, use the following link to login to the Hitachi Technical Web Site:
https://hht-info.hht-net.com/qa/
If you have not registered for access to this web site but would like to please download the following forms and when complete
email them to service or fax them to 972-615-9309.