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view airflows for normal air conditioning cooling mode, exit the
CHECKOUT screen and apply a heating demand to the system.
• Low Cool Run Time: Selectable from 0 to 120 minutes. Default = 5
minutes
• High Cool Run Time: Selectable from 0 to 120 minutes. Default = 5
minutes
• Speed (variable speed heat pump only): Selectable from lowest
available to 100%. Default = lowest available as specified by variable
speed heat pump
6.4.7. Humidifier
The humidifier can be exercised On and Off with this menu option. To
end the humidifier checkout, touch STOP.
• Humidifier Check: On or Off
6.4.8. Ventilator
The ventilator can be exercised through all of its operating speeds with
this menu option. To end the ventilator checkout, touch STOP.
• Ventilator Check: High, Low or Off
NOTE: This option may NOT be available with the ERVXXNVA
ventilator due to its simplified control design.
6.4.9. Zoning (If Applicable)
6.4.9.1. Airflow Limits
Because there is no bypass damper, the zone airflow limit check will
allow the installer to assess the airflow noise generated by the system
providing the maximum amount of airflow to each zone. Touch
AIRFLOW LIMITS: When START is touched, the selected zone’s
damper will fully open, all others will close, and the indoor unit will
provide the maximum airflow for that zone (as selected in SETUP —
ZONING, Airflow Limits). If the airflow noise is objectionable, the
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