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Operating Modes
These are the possible operating modes of the McQuay Auto-changeover Electronic Thermostat.
Off Mode
In off mode, the thermostat will not turn on the heating or cooling appliances.
Note 1: The indoor fan can be activated in every mode by sliding the Auto/On fan switch to the On position.
Note 2: Off mode is used to enter the configuration setup (by pressing SW5 and SW6 simultaneously for 5 seconds).
Cool Mode
In cool mode, the thermostat controls the cooling system.
Heat Mode
In heat mode, the thermostat controls the heating system.
Auto-changeover Mode
In this mode the thermostat will automatically change from heat mode to cool mode, or vice versa.
Pressing the or button in Auto mode causes the thermostat to display the heat set temperature then the
cool set temperature. The set temperature that is displayed can be changed using the the or buttons.
Override
Press and buttons simultaneously for 2 seconds to override night setback. When override is activated, “ ” will be
displayed.
Reset
Press and buttons simultaneously for 10 seconds to reset the control board. “ ” will be displayed.
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