Setup & Testing; Equipment Type Selection Switch (Sw1); Installer Setup Menu; Change System Settings - Aprilaire Home Comfort Control 8910 Safety & Installation Instructions

PoWeR & ReseT oPTIons
The equipment control module is powered from
24VAC . The thermostat is powered from the equipment
interface module and has a battery back-up option for
the clock .
The thermostat has a memory backup that saves the
thermostat settings in case of a power interruption .
The system settings will be retained but the clock will
reset after 90 seconds with no battery or equipment
control module power .
The reset button located under the battery cover can
be used to reset the thermostat to factory defaults . The
system settings will also be reset to default .
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seTuP & TesTIng

eQuIPMenT TyPe seleCTIon sWITCH (sW1)

RESET
BUTTON
This Home Comfort Control has the option of being used
in heat pump or heat/cool systems . Switch SW1 located
on the back of the thermostat's face is used to select this
option . This setting is displayed in the Installer System
Settings under Equipment Type .
note: Home Comfort Control reboots within 10 seconds
after switch position is changed .

InsTalleR seTuP Menu

HoW To enTeR THe InsTalleR seTuP Menu anD seleCT eQuIPMenT To seTuP:
In the Installer Setup, HVAC or Indoor Air Quality setup can be selected. If Indoor Air Quality setup is selected, the
user can then select to set up Air Cleaning, Humidification, Dehumidification or Ventilation.
Press [MoDe] to set system to OFF .
Press [Menu] to enter main menu .
Press and hold [seTuP] for seven seconds, [InsTall
seTuP] appears .
Press [InsTall seTuP] to enter installer setup menu .

CHange sysTeM seTTIngs

SETTING
DESCRIPTION
SETTING
OPTIONS
HC
HP
HC
HP
Press or to adjust the option.
Press [Menu] to exit.
Press [neXT] to select option .
If IAQ (Indoor Air Quality) was selected, Press
to adjust the Outdoor Sensor setting or IAQ (Indoor
Air Quality) option .
Press [neXT] to select Outdoor Sensor setting or IAQ
(Indoor Air Quality) option .
System Settings can now be changed .
Press [neXT] or [baCK] to page through the settings .
SETTING
NUMBER
Press or to adjust the setting.
Press [Done] to save and exit, or [CanCel] to exit
without saving .
The thermostat will discard changes and exit if nothing
is pressed within 60 seconds .
To reset the installer settings to the default, reset
the thermostat by pressing the [ReseT] button for 5
seconds .
sW1
HEAT/COOL
HEAT PUMP
or
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