Honeywell TH9421 Owner's Manual - Page 21

Ventilation control

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Ventilation control Press to set ventilation timer AUTO DONE 40 VENT Minutes CANCEL Press to save & exit VisionPRO® IAQ You can ventilate your home at any time: Press MORE until the ventilation screen is displayed, then press s or t to set the ventilation timer. You can set the timer to ventilate from 20 to 180 minutes, in 20-minute increments. To turn off the ventilator, select 0. Press DONE to save and exit, or press CANCEL to exit without saving changes. If programmed for auto-ventilation by the installer, the thermostat will ventilate your home as needed. Auto/Off will turn off/on the automatic ventilation only. Ventilation can still be requested by using the timer when set to Off. 19 69-1815EFS-06

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VisionPRO
®
IAQ
19
69-1815EFS—06
Ventilation control
You can ventilate your home at any time:
Press
MORE
until the ventilation screen is dis-
played, then press
s
or
t
to set the ventila-
tion timer. You can set the timer to ventilate
from 20 to 180 minutes, in 20-minute incre-
ments. To turn off the ventilator, select 0.
Press
DONE
to save and exit, or press
CANCEL
to
exit without saving changes.
If programmed for auto-ventilation by the
installer, the thermostat will ventilate your
home as needed.
Auto/Off will turn off/on the automatic ventila-
tion only. Ventilation can still be requested by
using the timer when set to Off.
Press to set ventilation timer
Press to save & exit
DONE
CANCEL
VENT
Minutes
AUTO
40