Pentax THX9421, THX9321, YTHX9321, YTHX9421 Operating Manual
Operating Manual
69-2053EFS-03
Prestige
TM
THX9000
Touch-screen Thermostat
Thermostat à écran tactile
Termostato con pantalla tactil
This manual is for use with Honeywell Prestige HD Color Display
MCR28842
For assistance with this product please visit http://yourhome.honeywell.com
69-2053EFS—03
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. Special
handling may be required. See
www.dtsc.ca.gov/hazardouswaste/perchlorate.
and Prestige SD Standard Display thermostats.
Need Help?
or call Honeywell Customer Care toll-free at 1-800-468-1502
Read and save these instructions.
® U.S. Registered Trademark.
Copyright © 2010 Honeywell International Inc.
All rights reserved.
Table of contents
PrestigeTM THX9000 Thermostat
About your new thermostat
Programming at a glance ....................2
Quick reference to display...................3
Programming & Operation
Date/time settings ...............................4
Fan settings .........................................5
System settings ...................................6
Energy Saver settings ..........................7
Using program schedules ...................8
Schedule overrides ..............................9
Menu options
Vacation hold .....................................10
System information ...........................11
Temporary schedule changes ...........12
Screen cleaning ................................. 13
Security settings ................................ 14
Humidity controls ..............................15
Preferences menu..............................16
Installer options .................................17
Appendices
In case of difficulty ............................18
Limited warranty ................................ 20
This thermostat is ready to go!
Your new thermostat is preprogrammed and ready to go.
See page 2 to check settings.
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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Operating Manual
About your new thermostat
Your new thermostat is pre-programmed and ready to go. Just check the settings
below and change if needed:
1. Set date and time ..................................................................................See page 4
2. Select fan setting ..................................................................................See page 5
3. Select system setting ...........................................................................See page 6
4. Program schedules: Preset for maximum energy-savings ........... See pages 7-9
5. Set humidification & dehumidification controls (if applicable) ............See page 15
ONE-TOUCH TEMP CONTROL: You can override the program schedule at any time, and manually adjust
the temperature (see page 9).
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2
Quick reference to display
PrestigeTM THX9000 Thermostat
Press to display
home screen
Press to select fan
operation (see page 5)
Press to change
date or time (see
page 4)
Outdoor
temperature
and humidity
Current system
status
Current program status
Outdoor temperature and humidity are displayed
only if an optional outdoor air sensor is installed.
Press to select system
type (see page 6)
Press to
display more
options
(see pages
10-17)
Press to
adjust
temperature
settings (see
page 9)
Indoor temperature and
humidity
3
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Operating Manual
M28810
M28808
MCR28811
Date/time settings
Press date/time display
To set the date or time, press the date/
time display, then select set time or set
date.
Press the s or t buttons until the
proper time/date is displayed, then
Press to select date or time
press done to save and exit (or press
cancel to exit without changing the
time).
To change daylight savings time options, go to
Menu > Preferences > Daylight Savings Time
Press arrow buttons to change
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4
(see page 17).
MCR28813
Automatic
MCR28812
FAN
Fan settings
PrestigeTM THX9000 Thermostat
Press Fan
Press any displayed option
Press HELP for more information about these
options.
Press Fan, then select any option (press
s or t to scroll menu):
On• : Fan is always on.
Automatic• : Fan runs only when
heating or cooling system is on.
Circulate• : Fan runs randomly, about
35% of the time.
Run Fan Schedule• : Fan controlled by
programmed settings (see page 8).
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Operating Manual
MCR28814
SYSTEM
MCR28815
Automatic
System settings
Press sYstem
Press sYstem, then select any option
(press s or t to scroll menu):
Heat• : Thermostat controls only the
heating system.
Press any displayed option
Cool• : Thermostat controls only the
cooling system.
Automatic• : Thermostat selects
heating or cooling as needed.
Off• : All systems are off.
Emergency Heat• (only for heat pumps
with auxiliary heat): Thermostat
controls Auxiliary Heat. Compressor
is not used.
Press HELP for more information about these
options.
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6
PrestigeTM THX9000 Thermostat
Energy Saver settings for maximum cost savings
This thermostat is pre-set to use an Energy Saver program setting. We recommend
these settings, since they can reduce your heating/cooling expenses by as much as
33%. (See next page to adjust times and temperatures of each time period.)
Cool (Mon-Fri)Heat (Mon-Fri) Heat (Sat-Sun) Cool (Sat-Sun)
Wake
(6:00 am)
Leave
(8:00 am)
Return
(6:00 pm)
Sleep
(10:00 pm)
70
62
70
62
°
°
°
°
78
85
78
82
°
°
[Or cancel period]
°
[Or cancel period]
°
70
62
70
62
°
°
[Or cancel period]
°
[Or cancel period]
°
78
85
78
82
°
°
°
°
7
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Operating Manual
MCR28816
MENU
MCR28818
Guide me through
scheduling
MCR28817
Create/Edit Schedule
C
reate/Edit Schedul
e
To adjust program schedules
Press menU
Press menU, then cReate/edit scHedUle to
display options:
Guide me:• This option creates a
Press cReate/edit scHedUle
schedule for you, by asking simple
questions.
I’ll do it myself:• This is a faster
way to create a schedule manually.
Press any displayed option
View/Edit:• This displays the full
schedule, so you can make quick
adjustments
For maximum cost savings, you should use the
pre-set Energy Saver settings (see page 7).
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8
Press HELP at any menu screen for more
information about schedule options.
Program schedule overrides
MCR28819
Cancel
Hold
Done
PrestigeTM THX9000 Thermostat
Press to change temperature
Press to set
“hold” time
Press to
cancel
“hold”
Press to
begin “hold”
Press s or t to immediately adjust the
temperature. The new temperature will
be maintained until the “hold” time you
set.
Press the PeRmanent Hold button to keep
the same temperature until you manually change it or resume the
program schedule.
To cancel these settings at any time,
press cancel Hold.
9
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Operating Manual
MCR28816
MENU
MCR28820
Vacation Mode
M28821
Menu: Vacation mode
Press menU
Scroll to and select Vacation mode
Follow screen prompts, then press done
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10
This feature lets you conserve energy
while away, and restores a comfortable
temperature just before you return
home.
Press s or t at each screen to enter
temperatures, dates and times as
prompted, then press done.
The temperature you set will be
maintained until you return, then the
program schedule will resume.
Menu: System information
MCR28816
MENU
MCR28822
Equipment Status
MCR28823
MCR28824
Dealer Information
M28825
PrestigeTM THX9000 Thermostat
Press menU
Scroll to and select eqUiPment statUs
Scroll for more information
Check these screens for information
about your system, or to contact your
installer.
Scroll to and select dealeR inFoRmation
11
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Operating Manual
MCR28826
Te mporary Schedule Changes
MCR28816
MENU
M28827
Menu: Temporary schedule changes
Press menU
Scroll to and select temPoRaRY scHedUle
cHanges
Select option, then follow screen prompts
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This feature is useful if your daily schedule
sometimes changes.
Select an option, then follow screen
prompts to conserve energy while you’re
away and maintain a comfortable climate
when you’re home.
After the times you set, the normal program
schedule will resume.
Press HELP for more information about
these options.
See also Program Schedule Overrides
(page 9).
Menu: Clean screen
MCR28816
MENU
MCR28828
Clean Screen
MCR28829
Yes
PrestigeTM THX9000 Thermostat
Press menU
Scroll to and select clean scReen
Press Yes to lock screen for cleaning
Use this feature to lock the screen so
you can clean it without changing any
settings. A countdown timer will show
elapsed time until the screen is
reactivated.
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.
13
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Operating Manual
MCR28816
MENU
M28831
MCR28830
Security Settings
Menu: Security settings
Press menU
Scroll to and select secURitY settings
Select option, then follow screen prompts
Press HELP for more information about
these options.
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14
Security options can be used to prevent
unauthorized changes to system
settings.
Lock options:
Unlocked:• Full access allowed.
Partially locked: • Only temperature
can be changed.
Fully locked:• No access allowed.
If you choose to use a password for
additional security, write it here:
PrestigeTM THX9000 Thermostat
Ventilation
MFCR28843
MCR28844
MCR28816
MENU
MCR28816
MENU
MCR28843
Humidification
Menu: Humidification, dehumidification and ventilation controls
Press menU
Select HUmidiFication or deHUmidiFication
Press buttons to set humidity level
The humidifier and dehumidifier
controls work the same way. Just move
the slider to the humidity level you
prefer, then press done.
Lower the Frost Protection level if
condensation often appears on windows. Use a higher number if indoor air
seems too dry.
These options appear only if humidity and/or
ventilation control equipment is installed and
properly configured by the installer.
Press menU
Select Ventilation
15
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MCR28816
MENU
MCR28834
MCR28833
Preferences
Menu: Preferences
Press menU
Scroll to and select PReFeRences
Scroll to and select desired option
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16
The Preferences menu includes the
following options:
Reminders to change filters•
Fahrenheit/Celsius display•
12/24-hour clock display•
Backlight screen brightness•
Language choices•
Scheduling options•
Adaptive Intelligent Recovery•
Energy Saver settings•
Daylight Savings Time options•
Utility Schedule options •
Press HELP at any screen for more
information about these options.
Menu: Installer options
MCR28816
MENU
MCR28835
Installer Options
M28836
PrestigeTM THX9000 Thermostat
Press menU
Scroll to and select installeR oPtions
Enter installer password to begin
These options should be changed only
by professionally qualified technicians.
To avoid disabling or damaging your
equipment, do not change these
options yourself.
To review your system status, go to
Menu > Equipment Status (see page
11).
The USB port on the bottom of the
thermostat is for use by professional
installers only. Do not attempt to use
this port yourself.
Press HELP at any screen for more
information about these options.
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Operating Manual
In case of difficulty
If you have difficulty with your thermostat, please try the suggestions below. Most
problems can be corrected quickly and easily.
Screen is blank
Screen is difficult
to read
No response to
key presses (or
temperature will
not change)
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18
Check circuit breaker and reset if necessary.•
Make sure power switch at heating & cooling system is on.•
Make sure furnace door is closed securely.•
To adjust the screen display, see backlight options in the Preferences menu (see •
page 16).
At 2 am each day, Prestige HD models change screen colors for an hour, to prevent •
burn-in. Touch the screen at any time to restore normal screen colors.
Make sure the thermostat is not locked (see page 14).•
Make sure heating and cooling temperatures are set to acceptable ranges:
Heat: 40° to 90°F (4.5° to 32°C).•
Cool: 60° to 99°F (15.5° to 37°C).•
In case of difficulty
PrestigeTM THX9000 Thermostat
Heating or
cooling system
does not respond
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 “Waiting For Equipment” is displayed, the compressor protection timer is on. Wait •
5 minutes for the system to restart safely, without damaging the compressor.
19
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