Carel

                      IR33 Temperature Control

                      Setting the control to suit UBAC & AC Alpine Chiller Series.

              Download pdf programming sheet

Adjusting the operating temperature.

• Press and hold the set button until the set temp is displayed (2 seconds).
• Adjust the temp using the up/down buttons (▲▼).
• When desired temp is reached press the set button to confirm setting.

Adjusting the differential setting.

• Press and hold the (PRG) button until the display shows parameters (changes from numbers to letters).
• Using (▲▼) buttons scroll through until (rd) is displayed.
• Press the set button.
• Set the required differential using the (▲▼) buttons.
• Press and hold the (PRG) button until the temp is displayed (this will lock in setting).

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