Adjusting Dehumidification Settings: Commercial Use; Adjusting Ventilation Settings - Honeywell Home THX9321 Prestige 2.0 Manual

3. Move the slider bar to select humidity level.
Fig. 116.
4. Touch Done to save your settings. Touch Cancel to
ignore changes.
NOTE: If your air conditioner is used to control humidity,
the temperature may drop up to 3° F below your
temperature setting until humidity reaches the
desired level.
Adjusting Dehumidification
Settings: Commercial Use
This feature can control a dehumidifier or use your air
conditioner to reduce humidity.
1. Touch MENU and select Dehumidification.
Dehumidifica on
Fig. 117.
2. Select Auto.
3. Move slider bar to select humidity level.
Fig. 118.
THX9321 PRESTIGE
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2.0 AND THX9421 PRESTIGE
4. Touch Done to save your settings. Touch Cancel to
ignore changes.
If your air conditioner is used to control humidity, the
thermostat may use the following methods to maintain
humidity:
• Cool from 1° to 5° F lower than your temperature
setting.
• Run cooling for the minimum "on" time to reduce
humidity.
• Run cooling and heating at the same time to reduce
humidity without lowering the temperature.

Adjusting Ventilation Settings

1. Touch MENU, and select Ventilation.
Ven la on
2. Touch Setting, then select:
• Auto: Ventilation runs as programmed by the
installer.
• Off: Ventilation remains off unless turned on using
the timer.
• On: Ventilation is always on.
3. Touch  or  to run ventilation temporarily. To turn it
off, set it to zero.
Se ng:
Automa c
4. Touch More Settings to set maintenance reminders
and lockouts. Select Yes to prevent ventilation from
running during the Sleep or Unoccupied (commer-
cial) program periods or when outdoor conditions
exceed values set by the installer.
NOTE: If set up for humidification in heat mode, the venti-
lator will turn on to remove excess humidity if 10%
or more above your humidity setting.
77
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IAQ WITH EIM
MENU
Fig. 119.
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Fig. 120.
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