Honeywell PRESTIGE THX9321 - Manual (Page 116)

THX9321 PRESTIGE ® 2.0 AND THX9421 PRESTIGE ® IAQ WITH EIM
68-0311—02 116
4. Press MORE SETTINGS to change maintenance
reminders or set outdoor lockouts (if set to Yes, ventila-
tion will not run when outdoor conditions exceed values
set by the installer).
NOTE: If set up for humidification in heat mode, the ven-
tilator will turn on to remove excess humidity if
10% or more above your humidity setting.
IAQ REMINDERS
You can set up IAQ reminders in the thermostat to remind
users when filters, pads, bulbs, etc. need cleaning or
replacement. The following reminders can be set:
• Air Filter 1
• Air Filter 2
• Humidifier Pad
• Humidifier Clean Tank / Water Filter
• Dehumidifier Filter
• Ventilator Core
• Ventilator Filter
• Electronic Air Cleaner Pre-Filter
• Electronic Air Cleaner Cells
• Electronic Air Cleaner Post-Filter
• UV Bulb 1
• UV Bulb 2
Reminders that are displayed under Preferences will change
based on the IAQ equipment installed. Reminders for
equipment that is already set up can be set using the steps
below. Reminders for IAQ equipment that is not yet set up must
be turned on from the installer setup.
NOTE: Air Filter, Humidifier Pad, Dehumidifier Filter, and
Ventilator Filter are displayed under Preferences
even if they have not been set up. Humidifier Pad
is not displayed if a steam humidifier has been
installed.
Some screens shown in this section may be different from
those on the thermostat, depending on how you set up IAQ
equipment.
1. Press MENU, then scroll to select Preferences.
2. Press Reminders. Fig. 259 is displayed.
Fig. 259.
3. Select the reminder you want to set.
4. Press  or  to set the timer length. Ranges, incre-
ments, and units will change based on the reminder.
NOTE: When set for run time days, the thermostat
tracks the amount of time the fan has run and
compares that time against the number of run
time days selected. Fan run time is counted
when there is a call for forced air heating, cool-
ing, or fan.
Fig. 260.
5. Press Done to save the reminder.
6. Press Reset Timer when you have completed the recom-
mended maintenance or you can extend the timer setting
to turn off the alert and remind you later to do the recom-
mended maintenance.
7. Repeat these steps for all reminders you want to set.
CUSTOMIZABLE REMINDERS
The thermostat can be set to alert the user when it is time for
system maintenance or warranty renewal. You can set up to 10
total Custom Reminders on the thermostat and save them to a
USB drive for easy download to multiple thermostats.
Press MENU
Scroll to select VENTILATION
Set operating mode
Press More Settings to:
• Set outdoor lockouts (on or off)
• Turn off ventilation during the Sleep or Unoccupied
program period
• Review ventilator filter and ventilator core timer
Set temporary run time