Owner`s manual

Page 26
For HELP, call 727.573.9611
If the system (sensor located inside heater) detects ambient conditions
below 44ºF/6.7ºC, it automatically enters the Smart Winter Mode for
period of four minutes after it detects the hot tub temperature has risen
to 45ºF/7.2ºC.
Programming Summary
Figure 21 – VL600S Programming Summary