Honeywell THX9321 Thermostat User Manual


 
THX9321 PRESTIGE
®
2.0 AND THX9421 PRESTIGE
®
IAQ 2.0 WITH EIM
68-0311—01 2
ORDERING INFORMATION
When purchasing replacement and modernization products from your TRADELINE® wholesaler or distributor, refer to the
TRADELINE® Catalog or price sheets for complete ordering number. If you have additional questions, need further information,
or would like to comment on our products or services, please write or phone:
1. Your local Honeywell Environmental and Combustion Controls Sales Office (check white pages of your phone directory).
2. Honeywell Customer Care
1885 Douglas Drive North
Minneapolis, Minnesota 55422-4386
3. http://customer.honeywell.com or http://customer.honeywell.ca
International Sales and Service Offices in all principal cities of the world. Manufacturing in Belgium, Canada, China, Czech
Republic, Germany, Hungary, Italy, Mexico, Netherlands, United Kingdom, and United States.
CONTENTS
Application ........................................... 1
Specifications ...................................... 3
Ordering Information ........................... 2
System Installation .............................. 6
When Installing this Product... ..................... 6
Installing Equipment Interface Module (if used) 6
Wiring 24 Vac Common ................................ 6
Discharge and Return Air Temperature Sensor
Mounting Locations ...................................... 6
Discharge and Return Air Temperature Sensor Mounting
Locations ............................................................. 6
Return Air Temperature Sensor Mounting Location 7
Selecting Thermostat Location .................... 8
Installing Wallplate ........................................ 8
Install Optional Accessories .............. 9
Power Optional RedLINK™ Accessories .... 9
Link thermostat to EIM or TrueZONE® Wireless
Adapter ........................................................... 10
Link Optional RedLINK™ Accessories ....... 11
Mount Optional Accessories ........................ 13
Alerts and Diagnostics ....................... 50
Delta T Diagnostics ....................................... 50
Before You Set Up Delta T Diagnostics ....... 51
Setting up Alerts and Diagnostics ............... 51
Delta T Alerts ................................................. 54
Delta T Alerts and Utility Saver Switches ... 54
Data Logs ....................................................... 55
Alerts Log ............................................................. 55
User Interactions Log ........................................... 56
Dry Contact Alerts ........................................ 57
Installer Setup ...................................... 14
Set Date and Time ......................................... 49
Fan settings ................................................... 50
System Settings ............................................ 50
Installer Tests ...................................... 48
How to Use the Equipment Test .................. 48
How to Use the Wireless Signal Strength Test 49
Indoor Air Quality (IAQ) Control ......... 64
Humidification ............................................... 64
Set up Humidification ........................................... 64
Control Humidification Level ................................. 66
Dehumidification - Residential ..................... 66
Set up Dehumidification With Cooling System ..... 67
Set up Dehumidification With Whole House Dehumidifier
68
Set up Dehumidification Away Mode .................... 69
Control Dehumidification Level ............................. 70
Dehumidification - Commercial ................... 70
Set up Dehumidification With Cooling System ..... 71
Set up Dehumidification With Dehumidifier .......... 72
Control Dehumidification Level ............................. 74
Ventilation ...................................................... 74
Set up Ventilation ................................................. 75
IAQ Reminders ..................................... 78
Customizable Reminders ................... 79
USB Port ............................................... 81
Operation ............................................. 82
Residential Operation ................................... 84
Program Schedules .............................................. 84
To adjust program schedules ............................... 84
Program Schedule Override ................................. 85
Utility Scheduling .................................................. 86
System Status Information ................................... 82
Vacation Scheduling ............................................. 85
Commercial Operation .................................. 87
Program Schedules .............................................. 87
Program Schedule Override ................................. 87
Program Override Modes ............................. 88
Holiday/Event Scheduling ..................................... 88
Holiday Override ................................................... 88
Initiate Occupancy mode ...................................... 89
Menu: Preferences ........................................ 82
Menu: Temporary Schedule Changes ......... 85
Menu: Clean Screen ...................................... 82
Menu: Security Settings ............................... 83
Menu: Dealer Information ............................. 83
Advanced Features ....................................... 84
Adaptive Intelligent Recovery (residential use only) 84
Compressor Protection ......................................... 84
Heat Pump and Backup Heat Operation 62
Portable Comfort Control ................... 95
Remote Indoor Sensors ...................... 96
Commercial Features .......................... 87