OPERATION
INSTRUCTIONS
TEMPERATURE SETTINGS
After chiller electrical and plumbing connections are completed, power on the chiller unit and set desired
temperature as follows:
1. Turn the chiller on using the power switch- see H on
installation connections
diagram.
2. Press “Set” once: Choose Celsius or Fahrenheit using up or down arrows.
3. Press “Set” twice: Using the up and down arrows, set chiller exiting water temperature. Recommended
set point is 55°F (12°C).
4. Press “Set” three times: This is the temperature differential. It is factory preset at 3 degrees and should
not be changed without consulting Surna.
5. Press “Set” four times: This is the mode; it is factory preset to “C1” and will not function in any other
mode.
All other settings should never be changed from the factory presets.
CONTACT US
Contact Surna via email at [email protected] or via phone at 303.993.5271.
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