Frozen Hot Tub Troubleshooting:
If your hot tub has malfunctioned it is imperative that you take short term measures to prevent the cavity under the hot tub (behind the skirting) from getting too cold and freezing. Inside the cavity is where all of the "guts" and plumbing are and this is the most difficult and expensive area to fix.
For a detailed list of what to do and how to troubleshoot the possible reasons your hot tub has malfunctioned, click HERE for a detailed list of troubleshooting options and how to resolve them.