Spec Sheet
Table Of Contents
- Application
- Features
- Contents
- Specifications
- System Installation
- Installation Options
- Guidelines for Installing RedLINK Devices
- Installing Equipment Interface Module (if used)
- Wiring 24 Vac Common
- Selecting Discharge and Return Air Temperature Sensor Mounting Locations
- Selecting Return Air Temperature Sensor Mounting Location
- Installing Discharge and Return Air Temperature Sensors
- Selecting Thermostat Location
- Installing Wallplate
- Power Optional REDLINK™ Accessories
- Performing Initial Setup
- Linking Thermostat to Equipment Interface Module (if used)
- Linking RedLINK™ Accessories
- Completing Initial Setup
- Adding RedLINK Accessories to the Thermostat
- Locating the Connect Buttons on RedLINK Accessories
- Finding Your Password (Date Code) to Access Installer Options
- Installer Options
- Making Changes to Installer Setup
- Installer Tests
- Operation
- Setting the time/date
- Setting the fan
- Setting system mode
- Preset Energy-Saving Schedules
- Adjusting program schedules
- Overriding schedules: residential use
- Overriding schedules: commercial use
- Viewing equipment status
- Setting vacation hold: residential use
- Setting holiday/event schedules: commercial use
- Setting custom events: commercial use
- Setting holiday schedule: commercial use
- Setting holiday override: commercial use
- Initiating occupancy mode: commercial use
- Remote setback: commercial use
- Adjusting humidification settings
- Adjusting dehumidification settings: residential use
- Adjusting dehumidification settings: commercial use
- Adjusting ventilation settings
- Customizing screen color
- Setting preferences
- Cleaning the thermostat screen
- Adjusting security settings
- Viewing dealer information
- Advanced Features
- Installer options
- Using the temperature display
- Using the humidity display
- Universal Outputs (U1, U2, U3)
- Universal Inputs (S1, S2, S3, S4)
- Alerts and Diagnostics
- Heat Pump and Backup Heat Operation
- Indoor Air Quality (IAQ) Control
- IAQ Reminders
- Customizable Reminders
- USB Port
- Commercial Features
- Overriding schedules: commercial use
- Setting holiday/event schedules: commercial use
- Setting custom events: commercial use
- Setting holiday schedule: commercial use
- Setting holiday override: commercial use
- Initiating occupancy mode: commercial use
- Ramp Rates
- Custom Names
- Remote Setback
- Economizer and Time of Day (TOD) Operation
- Pre-Occupancy Purge
- Battery Replacement
- Optional Accessories
- Portable Comfort Control
- Remote Indoor Sensors
- Backup Control
- Replacing a Thermostat
- Replacing an Equipment Interface Module
- Wiring
- EIM Wiring Diagrams
- THX9321 Thermostat Wiring Diagrams
- THX9321 Thermostat Wiring Diagrams Using Universal Relays to Control Heating or Cooling
- Wiring IAQ Equipment or a Heat/Cool Stage to the Universal Terminals
- Economizer Module Wiring Diagrams
- Wiring C7089U1006 Outdoor Sensor
- Wiring guide — Wired Indoor Sensors
- Zoning
- Troubleshooting
- Regulatory Information
THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ WITH EIM
19 68-0311—07
ERROR MESSAGES:
E1 29: Incompatible device cannot be connected.
E1 34: Low RF signal. Move device to a different location
and try again.
E1 38: Make sure the thermostat, EIM, or TrueZONE
Wireless Adapter is in Wireless Setup mode, and the
Portable Comfort Control is at least 2 feet away (600 mm).
NOTE: The linking procedure will time out if there is no
keypress for 30 minutes. To begin again, press
and hold in the lower right corner of the screen
until the display changes (about 3 seconds). See
Fig. 46.
Fig. 46. Restarting the linking process.
RedLINK Internet Gateway
1. Press and quickly release the button on the side of
the Internet Gateway. After a short delay, the
RedLINK status light will glow steady green.
Fig. 47. RedLINK Internet Gateway connect button.
NOTE: The Internet Gateway must be registered online
before use at www.mytotalconnectcomfort.com.
Enter the MAC ID and MAC CRC numbers located
on the bottom of the Internet Gateway. For addi-
tional information, see instructions provided with
the device.
TrueSTEAM
1. Press and quickly release the CONNECT button on
THM4000 Wireless Adapter. After a short delay, the
CONNECTED status light will glow steady green.
Fig. 48. Connect button on TrueSTEAM wireless
adapter.
Wireless Indoor Sensor
1. Press and quickly release the CONNECT button.
After a short delay, the status light (see Fig. 49) will
glow green for 15 seconds. If the status light turns
red, the sensor did not link with the thermostat.
Fig. 49. Wireless indoor sensor connect button and
status light.
NOTE: In normal operation, the status light
remains off. If it begins flashing red, batter-
ies are low (power will be depleted after 2–3
weeks).
2. If you are installing more than 1 wireless indoor sen-
sor, give each sensor a name as you install it. Press
Name Device, as shown in Fig. 50.
Fig. 50.
Press and hold
the blank space
(or arrow may be
present)
M36571
INTERNET
POWER
REDLINK
THM4000R1000
TrueSTEAM
MCRXXXXX
MCR32934
MCR32935