Honeywell THM5421 Support Question
Honeywell THM5421 Support Question
Find answers below for this question about Honeywell THM5421.Need a Honeywell THM5421 manual? We have 1 online manual for this item!
Question posted by gomiami on April 30th, 2011
Warranty
What is the warranty on the THM5421c EQUIPMENT INTERACE MODULE?
Current Answers
Related Honeywell THM5421 Manual Pages
Owner's Manual - Page 2
...6,208,263; 6,373,376; 6,448,901; 6,595,430; 7,012,927; 7,044,397; This thermostat contains a Lithium battery which may apply, See www.dtsc.ca.gov/hazardouswaste/perchlorate.
For assistance with your... fingertip. Never use sharp instruments, such as a pencil or pen, to the thermostat, always press keys with this product please visit http://yourhome.honeywell.com or call Honeywell...
Owner's Manual - Page 3
CAUTION: EQUIPMENT DAMAGE HAZARD. Table of contents
VisionPRO® IAQ
About your new thermostat Programming at a glance 2 Quick reference to controls 3 Quick reference to status... 17 Ventilation control 19
Appendices Advanced functions 20 In case of difficulty 27 Limited warranty 29
This thermostat is ready to go .
To prevent possible compressor damage, do not operate cooling...
Owner's Manual - Page 4
... wake at 6 am, leave at 8 am, return at 6 pm and go . Select fan setting: Preset to Heat See page 7 4. Operating Manual
About your new thermostat
Your new thermostat is pre-programmed and ready to go to bed at any time, and manually adjust the temperature (see pages 10-11).
69-1815EFS-06...
Owner's Manual - Page 9
...
VisionPRO® IAQ
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. • Em Heat (only...
Owner's Manual - Page 10
... cost savings
It's easy to program your heating/cooling expenses by as much as 33%. (See next page to use EnergyStar® program settings. This thermostat is pre-set to adjust times and temperatures of each time period.)
Wake (6:00 am)
Leave (8:00 am)
Return (6:00 pm)
Sleep (10:00 pm...
Owner's Manual - Page 15
...the time you leave the house, press the HOLD button three times to Auto, the thermostat automatically selects heating or cooling depending on screen.
Before you set to activate this feature ... Intelligent Recovery: This feature allows the thermostat to "learn" how long the furnace and air conditioner take to prevent equipment damage. Special features
VisionPRO® IAQ
Auto Changeover: When...
Owner's Manual - Page 17
... 30 seconds, press DONE to resume normal operation, or press SCREEN again if you can clean the screen without changing any liquid directly on the thermostat. Use water or household glass cleaner. SCHED HOLD CLOCK SCREEN MORE
15
69-1815EFS-06 WED
Screen cleaning FAN
70 70 AUTO
Inside
SCREEN LOCKED...
Owner's Manual - Page 18
... one indoor sensor is installed, the display shows the indoor temperature at the location of temperature readings from all sensors or an average between the thermostat and the sensor(s).
69-1815EFS-06
16 If an indoor remote sensor is installed, the display shows an average of the sensor.
Operating Manual
Optional...
Owner's Manual - Page 19
... exit, or press CANCEL to exit without further adjustment. Wait at least 1 day before adjusting the frost level again.
Once frost no longer appears, the thermostat will not be displayed.
17
69-1815EFS-06
Press DONE to save & exit
5
FROST DEHUMIDIFIER
55
CANCEL
Press MORE until the humidifier screen is displayed...
Owner's Manual - Page 20
If installed to control a dehumidifier, the thermostat can activate it as 3°F lower than your temperature setting). Press ...house dehumidifier (not present when dehumidifying with A/C).
69-1815EFS-06
18 If you don't have a dehumidifier, the thermostat activates the air conditioner to set the desired humidity level and operation (Auto or Off). Operating Manual
Dehumidification control
Press...
Owner's Manual - Page 21
... ventilator, select 0. If programmed for auto-ventilation by using the timer when set the ventilation timer. You can still be requested by the installer, the thermostat will turn off /on the automatic ventilation only. Auto/Off will ventilate your home at any time: Press MORE until the ventilation screen is displayed...
Owner's Manual - Page 24
... schedule on/off
Function 0160
Press s/t to select how the screen is lighted:
0 Light on for approx. 45 seconds after keypress
69-1815EFS-06
22
Thermostat is non-programmable. 4 Program schedule is off. Restore Energy Star® schedule
Function 0165
Press s/t to restore default Energy Star settings:
Options: 0 No change 1 Restore...
Owner's Manual - Page 25
...; IAQ
Temperature format (°F/°C)
Function 0320
Press s/t to set the temperature display format:
Options: 0 Fahrenheit 1 Celsius
Daylight savings time on/off
Function 0330
The thermostat is pre-programmed to automatically adjust to daylight savings time (2007 and beyond, for areas that use
the new 2007 DST calendar)
23
69-1815EFS...
Owner's Manual - Page 26
... days 10 60 calender days 11 90 calender days 12 120 calender days 13 180 calender days 14 365 calender days E Auto Alert (requires optional equipment)
Note: Press RESET to change reminder
Function 0500
This feature displays an alert to remind you to cancel the alert
69-1815EFS-06
24 Operating...
Owner's Manual - Page 27
...UV lamp) 1 Reminder after 1 year 2 Reminder after 2 years E Auto Alert (requires optional equipment)
Note: Press RESET to cancel the alert
Adaptive Intelligent Recovery
Function 0530
Press s/t to change the... days ** 3 90-day run time, 365 calendar days ** E Auto Alert (requires optional equipment)
Note: Press RESET to cancel the alert
**interval depends on or off (see page 13):
Options: 0...
Owner's Manual - Page 29
...thermostat, please try the following suggestions. See Advanced function 0280 on . • Make sure furnace door is not locked (see page 26). No response to key presses (or temperature will not change)
• Check to 37°C)
Backlight is dim • A dim display is normal. Your equipment...to make sure the thermostat is closed securely.
In case of difficulty
VisionPRO® IAQ
...
Owner's Manual - Page 30
... temperature. Make sure the temperature is normal operation. If Auto and On is shown, the fan is following the programmed fan setting. Auto indicates the thermostat is scheduled for the system to restart safely, without damaging the compressor (see page 6).
69-1815EFS-06
28 Make sure the temperature is set
cooling...
Owner's Manual - Page 31
... responsibility shall be to you may not apply to the place from state to you. This warranty does not cover removal or reinstallation costs. HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR ..., INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY OR INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER FAILURE OF THIS PRODUCT. Some states do not allow ...
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