Honeywell Home TL7235A Non-programmable thermostat Owner’s Manual
TL7235A
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Before you start
Read the entire document
CAUTION:
- Installation must be carried out by a certified electrician and must comply with national and local electrical codes.
- To prevent severe shock or electrocution, always cut the power at the service panel before working with wiring.
- Use this thermostat for resistive loads only.
- Do NOT install the thermostat in an area where it can be exposed to water or rain.
- Avoid locations where there are air drafts (top of staircase, air outlet), dead air spots (behind a door), direct sunlight or concealed chimney or stove pipes.
- For a new installation, choose a location about 5 ft. (1.5 m) above the floor.
- Install the thermostat on an inside wall facing the heating system.
- Install the thermostat onto an electrical box.
- Use special CO/ALR solderless connectors if you connect the thermostat to aluminum wires.
- Keep the thermostat’s top and bottom air vents (openings) clean and unobstructed at all times.
About your thermostat
This thermostat can be connected to an electric heater to control the room temperature.
Supplied Parts
- One (1) thermostat
- Two (2) mounting screws
- Four (4) solderless connectors for copper wires
Controls and display
Temperature Display and SettingThe thermostat usually displays the room temperature. To view the set (desired) temperature, press either of the 
buttons once. The set temperature is displayed for 5 seconds.
To set a new temperature, press one of the buttons repeatedly until the desired temperature is displayed. To scroll faster, press and hold the button.
BacklightThe display illuminates for 5 seconds when the backlight button is pressed.
When either of the buttons is pressed, the display illuminates for 10 seconds. The setpointtemperature appears for the first 5 seconds, then the current temperature is displayed.
On/Off SwitchYou can set the thermostat to Off to cut power to the heating system when it is not in use (e.g. in summer). The thermostat screen becomes blank but all settings are saved.
Installing the thermostat
- Turn the heating system off at the main electrical panel.
- Loosen the bottom screw and remove the thermostat faceplate from its wallplate. (The screw cannot be completely removed.)
- Connect the thermostat to the load and to the power supply (see page 7).
- Install the wallplate to an electrical box using the provided screws.
- Set the configuration switch (see page 8).
- Install the faceplate back on the wallplate and tighten the screw. If there is a sticker on the screen, peel it off.
- Return power to the heating system at the main electrical panel.
Wiring diagram
NOTE: Connect the wires using the provided solderless connectors for copper wires.
Setting the configuration switch
The configuration switch is located at the back of the control module (faceplate). The switch allows you to select between °C and °F.
Error Messages
Technical Specifications
Power supply: 240/208 VAC, 50/60 Hz
Maximum load: 15 A (3600 W @ 240 VAC) (3120 W @ 208 VAC)Heating cycle: 15 minutesSetpoint range: 40 °F to 86 °F (5 °C to 30 °C)Display range: 32 °F to 122 °F (0 °C to 50 °C)Resolution: 1 °F (0.5 °C)Data protection: Settings are saved during a power failure.
Warranty
Resideo warrants this product, excluding battery, to be free from defects in workmanship or materials, under normal use and service, for a period of three (3) years from the date of first purchase by the original purchaser. If at any time during the warranty period the product is determined to be defective due to workmanship or materials, Resideo shall repair or replace it (at Resideo’s option).
If the product is defective,
(i) return it, with a bill of sale or other dated proof of purchase, to the place from which you purchased it; or(ii) call Resideo Customer Care at 1-800-633-3991. Customer Care will make the determination whether the product should be returned to the following address: Resideo Return Goods, Dock 4 MN10-3860, 1985 Douglas Dr. N., Golden Valley, MN 55422, or whether a replacement product can be sent to you.
This warranty does not cover removal or reinstallation costs. This warranty shall not apply if it is shown by Resideo that the defect was caused by damage which occurred while the product was in the possession of a consumer.
Resideo’s sole responsibility shall be to repair or replace the product within the terms stated above. RESIDEO SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND, 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 the exclusion or limitation of incidental or consequential damages, so this limitation may not apply to you.
THIS WARRANTY IS THE ONLY EXPRESS WARRANTY RESIDEO MAKES ON THIS PRODUCT. THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS HEREBY LIMITED TO THE THREE YEAR DURATION OF THIS WARRANTY. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you.
This warranty gives you specific legal rights, and you may have other rights which vary from state to state. If you have any questions concerning this warranty, please write Resideo Customer Care, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-633-3991.
RESIDEO-Extended Producer Responsibility for Electrical and Electronic Equipment
The product should not be disposed of with other household waste. Check for the nearest authorized collection centers or authorized recyclers. The correct disposal of end-of-life equipment will help prevent potential negative consequences for the environment and human health.
Printed in China400-114-030-D 2021-06-30
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