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• If a ventilator is installed in your home, select the amount of fresh air to circulate during
heating mode by touching HEATING FRESH AIR.
NOTE: This option may not be available with the ERVXXNVA ventilator due to its simplified
Control design.
– You will have the option of choosing between AUTO, MANUAL, or OFF.
– The AUTO setting will allow the system to choose the fresh air setting in a range of Low,
Medium or High, as selected by you.
– The MANUAL setting allows you to select the percentage of fresh air to supply to your
home. In the MANUAL mode, there are several selections available: Off, Low 25%,
Low 50%, Low 75%, Low 100%, Medium, and High. The percent values are percent of
an hour.
– Use the Up (Y) and Down (B) buttons to set the desired ventilation level.
– Press SAVE when finished, or CANCEL to discard any changes.
• If applicable, select the amount of fresh air to circulate during cooling mode by touching
COOLING FRESH AIR. Again, you will have the option of choosing among AUTO,
MANUAL and OFF.
– Use the Up (Y) and Down (B) buttons to set the desired ventilation speed level.
– Press SAVE when finished, or CANCEL to discard any changes.
5.6. Vacation Comfort Profile Humidity Control
You may wish to have different humidity settings when you’re on Vacation. Press the Menu area
on the Main Screen to access the additional menu selections. Select Comfort Profiles, then
select Humidity and Fresh Air Profiles option.
• Touch VACATION to set your humidity settings while you are on vacation to save the most
amount of energy.
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