Great Water, Inc.
14 Arsene Way, Fairhaven, MA 02719
207-729-8500
info@great-water.com
Carel IR33S Electronic Thermostat Instructions
Carel IR33S Factory Default Settings
The Carel IR33S thermostat comes set up as a refrigeration thermostat, in degrees Celsius,
with 30- minute defrost period every 8 hours.
The following step by step instructions can be used to:
(1) To change display from Celsius to Fahrenheit:
• Press "PRG/mute" & "SET" together & hold down for 5 seconds until "0" flashes.
• Press "UP" arrow until display reads "22".
• Press "SET", "/2" appears in display.
• Press "UP" arrow until "/5" appears on display.
• Press "SET", "0" appears on display.
• Press "UP" arrow until "1" appears on display.
• Press "SET", "/5" appears on display.
• Hold "PRG/mute" for 5 seconds to save this change.
The display will now read in degrees Fahrenheit.
(2) To disable the defrost timer:
• Press & hold "PRG/mute" for 5 seconds until “St” appears on the display.
• Press "UP" arrow until you see “d1” ( 5 times)
• Press "SET" and you will see the number 8.
• Press "DOWN" arrow until you see “0”
• Press "SET" and you will see “d1” on the display
• Hold “PRG/mute” for 5 seconds to save this change.
Defrost timer will now be disabled.
(3) General Reset - If a programming error is made a General Reset will return all the
settings to the factory defaults.
• Turn power off to thermostat.
•
Restore power while holding down the “PRG/mute” button.
To Next Page
Loading...
