This indicates a High Limit condition. The temperature protection system is reporting that the water temperature has exceeded safe limits, and has shut down the heater. As long as the HL switch is tripped, the heater will not come on, even if the water is actually cooling down. This does not necessarily mean that your [...]
Entries under Category Spa Operation
How do I start-up my spa?
These steps must be followed to properly start-up or refill your spa. Ensure the electrical connections have been made in accordance with this manual. Ensure all O-Rings have been installed into unions and unions have been tightened sufficiently. Ensure all ball valves are open, and the drain has been closed. Fill the spa with water [...]


