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Mechanical Settings
Changing these settings will affect the operation of the heating/cooling system.
To view and edit these settings:
1. Press the MENU button.
2. Press and hold the two middle buttons simultaneously until the InstallerÎSettings menu is displayed.
3. Scroll to SystemÎSettings and press the Select button.
4. Scroll to MechanicalÎSettings and press the Select button.
5. Scroll to the setting you want to change. Press the plus (+) or minus (-) button to adjust the setting.
6. Press the Done button when you are finished.
Setting Range Default Description
Type Gas/Elec or
Heat Pump
Gas/Elec Selects HVAC type, Gas/Electric or Heat Pump
Fan Type Gas or Elec Gas Selects the Fan type if system is Gas or Electric
C/O Type w/Cool or w/
Heat
w/Cool Set the Heat pump Changeover type
2nd Stage Heat Y or N N Enables the 2nd Stage Heat operation
Aux Heat (HP) Y or N Y Enables the Auxiliary Heat operation. Typically the Aux Heat will be heat-strips in a
Heat Pump system
2nd Stage Cool Y or N N Enables the 2nd Stage Cool operation
Fan Cycler Settings
Changing these settings will affect the operation of the heating/cooling system.
To view and edit these settings:
1. Press the MENU button.
2. Press and hold the two middle buttons simultaneously until the InstallerÎSettings menu is displayed.
3. Scroll to FanÎCycler and press the Select button.
4. Scroll to the setting you want to change. Press the plus (+) or minus (-) button to adjust the setting.
5. Press the Done button when you are finished.
Setting Range Default Description
Fan ON Time 0-120 minutes 0 (=OFF) The fan cycler function cycles the HVAC system fan for an ON period followed by
an Off period continuously. Used to provide minimum air ventilation requirements.
When the Fan ON time is set to a value greater than 0, an additional Cycler FAN
mode is present when pressing the FAN button.
Fan OFF Time 10-120 minutes 10
ÎÎ NOTE: CONTINUOUS fan mode during COOLING operation may not be appropriate in humid climates. If the indoor air exceeds 60%
relative humidity or simply feels uncomfortably humid, it is recommended that the fan only be used in the AUTO mode.
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