Operating
Manual
TH8320ZW
Touchscreen Thermostat
69-2485EFS-05
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BE CAREFUL! Never use sharp instruments, such as a pencil or pen, to press touchscreen keys. To prevent damage to the thermostat, always press keys with your fingertip.
This thermostat contains a Lithium battery which may contain
Perchlorate material.
Perchlorate Material—special handling may apply,
See www.dtsc.ca.gov/hazardouswaste/perchlorate
M29343
Need Help?
For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502
Read and save these instructions.
® U.S. Registered Trademark.
US Patent No. 6,574,581, 6,975,958, 7,114,554, 7,346,467, 7,636,604, 7,693,582, 7,788,936, 7,845,576, and other patents pending. Copyright © 2013 Honeywell International Inc. All rights reserved.
TH8320ZW
Table of contents |
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About your new thermostat |
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Thermostat features................................ |
2 |
Programming at a glance........................ |
3 |
Quick reference to controls..................... |
4 |
Quick reference to status display............ |
5 |
Settings |
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Clock setting........................................... |
6 |
Fan setting.............................................. |
7 |
System setting........................................ |
8 |
Programming & Operation |
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Screen lock............................................. |
9 |
Screen cleaning.................................... |
10 |
Battery replacement.............................. |
11 |
Advanced functions............................... |
12 |
Appendices |
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In case of difficulty................................ |
18 |
Regulatory information.......................... |
20 |
Limited warranty.................................... |
21 |
This thermostat is ready to go! |
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Your new thermostat is pre- |
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programmed and ready to go. |
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See page 3 to check settings. |
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CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50˚F (10˚C).
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69-2485EFS—05 |
About your new thermostat
Congratulations! You’ve just purchased the world’s most advanced, easy-to-use themostat. It has been designed to give you many years of reliable service and touchscreen climate control.
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Features
•One-touch temp control overrides program schedule at any time.
•Precise comfort control keeps temperature within 1°F of the level you set.
•Change/check reminders let you know when to service or replace filters and other critical components.
•Large touchscreen display with backlight is easy to read—even in the dark.
•Z-Wave wireless control lets you connect the thermostat to a Z-Wave network.
69-2485EFS—05 |
2 |
TH8320ZW
ThisAboutthermostatyour new isthermosready toatgo!
Your new thermostat is pre-programmed and ready to go. Just set the time and day. Then check the settings below and change if needed:
1. |
Set clock......................................................................................................... |
See page 6 |
2. |
Select fan setting: Preset to Auto................................................................. |
See page 7 |
3. |
Select system setting: Preset to Heat.......................................................... |
See page 8 |
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3 |
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Quick reference to controls
Press day(s) to set program schedule
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Press to select fan operation (see page 7)
Press to select system type (see page 8)
Press to set schedule
Press to override program schedule
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Press to adjust |
MON TUE |
WED THU |
FRI |
SAT |
SUN |
temperature settings |
Press for more options
(select models only)
SUN
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M32520A |
Press to set clock |
Press to lock keypad for 30 |
(see page 6) |
seconds to clean screen |
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(see page 10) |
69-2485EFS—05 |
4 |
TH8320ZW
Quick reference to status display
Current day of week |
Current inside temperature |
Temperature setting |
Fan setting
System setting
Current time
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Inside |
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Set To |
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FAN |
75 |
70 |
Program schedule on |
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AUTO |
(does not display |
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SUN |
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Following |
when off) |
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SYSTEM |
8:10 |
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Schedule |
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HEAT |
AM |
Recovery |
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SCHED |
HOLD CLOCK |
SCREEN |
Adaptive Intelligent |
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Recovery in effect |
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M32521
Other display messages:
•Cool On: Cooling system is activated
•Heat On: Heating system is activated
•Aux Heat On: Auxiliary heating system is activated
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5 |
69-2485EFS—05 |
Clock setting
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Press CLOCK |
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6:01 AM |
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SCHED HOLD |
CLOCK SCREEN MORE |
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M32527 |
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Adjust time, then press DONE |
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FAN |
Inside70 |
Set To 70 |
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AUTO |
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WED
6:02AM
DONE 
CANCEL
M32528
To set the current time display, press CLOCK, then press σ or τ to adjust the time. Press and hold σ or τ to advance the time more quickly.
Press DONE to save & exit (or press CANCEL to exit without changing the time).
Note: The real-time clock should never require adjustment since it automatically updates for daylight savings time, and stores all date/time information.
Note: To change the current week day display, see page 13.
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TH8320ZW
Fan setting
Press FAN to select fan operation, then press
DONE.
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Inside |
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• On: Fan is always on. |
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70 |
Set To |
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Auto: Fan runs only when the heating or |
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FAN |
70 |
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AUTO |
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cooling system is on. |
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SYSTEM |
WED |
Following |
• Circ: Fan runs randomly, about 35% of |
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the time, including any run time with the |
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Schedule |
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HEAT |
6:01 AM |
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heating or cooling system. |
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SCHED HOLD CLOCK |
SCREEN |
You can press FAN to override the fan settings |
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you’ve programmed for different time periods. |
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PressFAN |
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M32529 If you select On or Circ, the setting you select |
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will remain active until you press FAN again |
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Note: If a fan schedule is programmed, |
to select Auto (see page 19 for more informa- |
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tion). |
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“Auto” will run the fan schedule. |
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System setting
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Inside |
Set To |
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FAN |
70 |
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70 |
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AUTO |
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SYSTEM |
WED |
Following |
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Schedule |
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HEAT |
6:01 AM |
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SCHED HOLD CLOCK SCREEN
Press the SYSTEM button to select, then press
DONE.
•Heat: Thermostat controls only the heating system.
•Cool: Thermostat controls only the cooling system.
•Off: Heating and cooling systems are off.
•Auto: Thermostat automatically selects heating or cooling depending on the indoor temperature.
M32522
• Em Heat (only for heat pumps with Press SYSTEM auxiliary heat): Thermostat controls
Emergency and Auxiliary Heat.
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8 |
TH8320ZW
ScreenAbout ylockurnew thermostat
WED
FAN |
Inside70 |
SCREEN LOCKED |
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Set To 70 |
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AUTO |
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SYSTEM |
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Following |
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Schedule |
HEAT
6:00PM
SCHED HOLD CLOCK SCREEN MORE
M29357
See advanced function 0670 (page 17) for screen lock options
To prevent tampering, the screen can be partially or fully locked.
When partially locked, the screen displays
SCREEN LOCKED for several seconds if a locked key is pressed. To unlock the screen, press any unlocked key while SCREEN LOCKED appears on the screen.
When the screen is fully locked, no keys function. To lock or unlock the screen, see advanced function on page 17.
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69-2485EFS—05 |
ScreenAbout yourcleaningew thermostat
Press SCREEN
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WED |
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6:00PM |
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SCHED HOLD CLOCK SCREEN USAGE |
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M32526 |
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Screen lock timer (30 seconds) |
Press SCREEN to lock the screen for cleaning. The screen will remain locked for 30 seconds so you can clean the screen without changing any settings.
After 30 seconds, press DONE to resume normal operation, or press SCREEN again if you require more time for cleaning.
Note: Do not spray any liquid directly on the thermostat. Spray liquids onto a cloth,
then use the damp cloth to clean the screen. Use water or household glass cleaner. Avoid abrasive cleansers.
69-2485EFS—05 |
M32523 |
10 |
TH8320ZW
Battery replacement
Remove tab.
The thermostat is shipped from the factory with the coin cell installed. To keep the battery from discharging during shipment and storage, the thermostat is shipped with a plastic tab inserted in the battery holder. This tab must be removed during
installation. Simply pull the plastic tab out of the battery tray. Make sure that the battery tray is fully inserted into the thermostat.
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M32429
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Advanced functions
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1. Press SYSTEM. 2. Press and hold blank center key until the display changes.
SYSTEM |
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6:01 |
AM |
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SUN |
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HEAT |
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DONE |
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CANCEL |
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M32530 |
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M32525 |
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Function |
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Setting |
3. |
Change settings as |
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required (see pages |
0120 |
20 |
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13-17). |
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4.Press DONE to exit & save changes.
DONE
Press σ / τ to select function
M32531
Press σ / τ to change setting
69-2485EFS—05 |
12 |
Advanced functions
Year setting (first two digits)
Function |
Press σ / τ to change the first two digits of the year: |
0120 |
20 = Year 20xx |
Options: |
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21 = Year 21xx |
Year setting (second two digits)
0130 |
Press σ / τ to change the last two digits of the year: |
Options: |
01 - 99 (i.e., 2001 - 2099) |
Month setting
0140 |
Press σ / τ to change the current month: |
Options: |
1 - 12 (i.e., January - December) |
Date setting
0150 |
Press σ / τ to change the current date: |
Options: |
1 - 31 |
Program schedule on/off
0160 |
Press σ / τ to turn the program schedule on or off: |
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Options: |
0 |
Non-programmable |
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4 |
Programmable |
TH8320ZW
ENGLISH
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69-2485EFS—05 |
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Advanced functions
Restore Energy Saving Schedule
Function 0165 Press σ / τ to restore the Energy Saving Schedule
Options: |
0 |
No |
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1 |
Yes |
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Continuous Backlight |
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0280 |
Press σ / τ to set the continuous backlight |
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Options: |
0 |
No |
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1 |
Yes |
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Temperature format (°F/°C) |
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0320 |
Press σ / τ to set the temperature display format: |
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Options: |
0 |
Fahrenheit |
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1 |
Celsius |
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Daylight savings time on/off |
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0330 |
The thermostat is pre-programmed to automatically adjust to daylight savings time. |
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Press σ / τ to select an option: |
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Options: 0 Off: No adjustment for daylight savings time
1On: Auto-change to daylight savings time (for areas that do not use the new DST calendar)
69-2485EFS—05 |
14 |
Advanced functions
Furnace Filter Change Reminder
Function |
Press σ / τ to set the filter-change reminder |
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0500 |
0 |
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Options: |
Off |
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1 |
10-day run time (about 1 month) |
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2 |
30-day run time (about 3 months) |
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3 |
60-day run time (about 6 months) |
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4 |
90-day run time (about 9 months) |
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5 |
120-day run time (about 1 year) |
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6 |
180-day run time (about 1.5 years) |
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7 |
270-day run time (about 2 years) |
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8 |
365-day run time (about 3 years) |
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9 |
30 calendar days |
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10 |
60 calendar days |
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11 |
90 calendar days |
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12 |
120 calendar days |
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13 |
180 calendar days |
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14 |
365 calendar days |
UV Lamp Replacement Reminder
0520 |
Press σ / τ to set the UV lamp replacement reminder |
Options: 0 Off
1365 days
2730 days
TH8320ZW
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15 |
69-2485EFS—05 |
Advanced functions
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Adaptive Intelligent Recovery
0530 |
Press σ / τ to set Adaptive Intelligent Recovery |
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Options: |
0 |
Off |
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1 |
On |
Program schedule periods
0540 Press σ / τ to set the number of program periods:
Options: 2 Two program periods (Wake, Sleep)
4Four program periods (Wake, Leave, Return, Sleep)
Heat Energy Saving Setpoint
0615 |
Press σ / τ to set the Heat energy savings setpoint |
Options: |
40-90° F 65 |
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4.5-32° C 18.5 |
Cool Energy Saving Setpoint
0616 |
Press σ / τ to set the Cool energy savings setpoint |
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Options: |
50-99° F |
78 |
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10-37° C |
25.5 |
Clock format
69-2485EFS—05 |
16 |
TH8320ZW
Advanced functions
Function Press σ / τ to set the clock display format:
0640
Options: 12 12-hour clock (i.e., “3:30 pm”) 24 24-hour clock (i.e., “15:30”)
Screen lock
0670 |
Press σ / τ to choose a screen lock setting (see page 7): |
Options: 0 Screen is unlocked (fully functional)
1All functions locked except temperature controls and CANCEL key
2Screen is fully locked
Z-Wave Inclusion
RF10 |
Press σ / τ to connect to Z-Wave network |
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Options: |
0 |
Exclude |
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1 |
Include |
Share Z-Wave Node Information
RF20 |
Press σ / τ to share the Z-Wave node information |
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Options: |
0 |
Idle |
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1 |
Send node |
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17 |
69-2485EFS—05 |
In case of difficulty
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If you have difficulty with your thermostat, please try the following suggestions. Most problems can be corrected quickly and easily.
Display is blank |
• |
Check circuit breaker and reset if necessary. |
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• Make sure power switch at heating & cooling system is on. |
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• |
Make sure furnace door is closed securely. |
No response to key presses (or temperature will not change)
Backlight is dim
Thermostat shows the calendar screen (year, date, & month) when the power is restored
•Check to make sure the thermostat is not locked (see page 17).
•Make sure heating and cooling temperatures are set to acceptable ranges:
•Heat: 40° to 90°F (4.5° to 32°C)
•Cool: 50° to 99°F (10° to 37°C)
•If thermostat is AC powered, a dim display is normal. The backlight remains on at a low level, and brightens when a key is pressed.
•This indicates that the coin cell battery has drained out. Replace the coin cell battery immediately.
69-2485EFS—05 |
18 |
TH8320ZW
In case of difficulty
Heating or cooling system does not respond
Display shows Fan Auto and On or Auto and Circ at the same time
•Press SYSTEM to set system to Heat. Make sure the temperature is set higher than the Inside temperature.
•Press SYSTEM to set system to Cool. Make sure the temperature is set lower than the Inside temperature.
•Check circuit breaker and reset if necessary.
•Make sure power switch at heating & cooling system is on.
•Make sure furnace door is closed securely.
•If “Wait” is displayed, the compressor protection timer is on. Wait
5 minutes for the system to restart safely, without damaging the compressor.
•This is normal operation. Auto indicates the thermostat is following the programmed fan setting. If Auto and On is shown, the fan is scheduled for “On” during this period (see page 7).
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69-2485EFS—05 |
Regulatory Information
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FCC Compliance Statement (Part 15.19) (USA only). This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1) this device may not cause harmful interference, and 2) this device must accept any interference received, including interference that may cause undesired operation.
FCC Warning (Part 15.21) (USA only). Changes or modifications not expressly approved by the party responsible for compliance could void the user’s authority to operate the equipment.
FCC Interference Statement (Part 15.105 (b)) (USA only). This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one of the following measures:
•Reorient or relocate the receiving antenna.
•Increase the separation between the equipment and receiver.
•Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
•Consult the dealer or an experienced radio/TV technician for help.
Section 7.1.2 of RSS-GEN. Under Industry Canada regulations, this radio transmitter may only operate using an antenna of a type and maximum (or lesser) gain approved for the transmitter by Industry Canada. To reduce potential radio interference to other users, the antenna type and its gain should be so chosen that the equivalent isotropically radiated power (e.i.r.p.) is not more than that necessary for successful communication.
Section 7.1.3 of RSS-GEN. This Device complies with Industry Canada License-exempt RSS standard(s). Operation is subject to the following two conditions: 1) this device may not cause interference, and 2) this device must accept any interference, including interference that may cause undesired operation of the device.
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