6
INSTALLATION GUIDE
18-HD46D1-1
13
Attach all wires securely to the 524 Control
•
Note: A wire must be connected to “C” to power the thermostat.
•
Use 1/8” blade screwdriver to secure wires in terminals.
CAUTION: EQUIPMENT DAMAGE HAZARD
Improper wiring can lead to equipment damage. Follow the Terminal
Connection information from “12 Review the wiring chart information”
on page 5 and carefully to ensure the control is wired properly.
After wires are secure, bare wires MUST NOT touch each other.
14
Attach the 524 Control face plate to the base plate
1. Carefully align the face plate to the wall plate while aligning pins into wire
terminals.
2. Once 524 Control face is properly aligned, apply pressure at top and bottom of
524 Control face until it is secure.
15
Turn system power back on
The 524 Control display should turn on and begin displaying information. You will now identify your system type and enter that
information into the 524 Control.
16
Programming Equipment Settings
Before your 524 Control will operate properly, you must program the equipment settings. Equipment settings are programmed from
the Service Menu.
1. From the Home Screen, press Menu. Press Next repeatedly until Service is displayed.
2. Press and hold Select until Installer Settings is displayed.
3. Press Select, Equipment Type is Displayed.
4. Press Select. Outdoor Unit Type (with the current selection) is displayed.
5. Press Select. Using the up and down arrows, navigate to the type of outdoor unit you have as you determined in “8 Identify your
system type” on page 4.
6. Press Done. Press Next. Indoor Unit Type (with the current selection) is displayed.
7. Press Select. Using the up and down arrows, navigate to the type of indoor unit you have as you determined in “8 Identify your
system type” on page 4.
8. Press Done. Press Next. Indoor Heat Stages (with the current selection) is displayed.
9. Press Select. Using the up and down arrows, navigate to the number of indoor heat stages you have as you determined in “8
Identify your system type” on page 4.
10. Press Done. If you do not have a heat pump, skip the next step.
11. Press Select. Using the up and down arrows, navigate to the setting that reflects when your heat pump’s reversing valve is
energized. Press Done.
12. Press Done. You have successfully entered your equipment type and your system should be operational.
There are many other settings in the Installer Settings section of the 524 Control that will optimize your system’s performance. The
following tables describe all of the available settings and provide a brief description of each.
WHEN YOU HAVE COMPLETED ENTERING THE INSTALLER SETTINGS, YOU WILL FURTHER CUSTOMIZE THE 524
CONTROL WITH USER SETTINGS.
