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TL7135A  
User Guide  
Non-programmable Thermostat  
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Description  
Backlight  
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Honeywell’s TL7135A thermostat can be connected to an electric heater to  
control the room temperature.  
The display illuminates for 5 seconds when the backlight button is pressed.  
When either of the  
onds.  
buttons is pressed, the display illuminates for 10 sec-  
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Temperature Setting  
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Appears when  
the setpoint is  
displayed  
Temperature  
display  
The thermostat normally displays the actual temperature. To view the set-  
point, press one of the buttons once. The setpoint will appear for 5 sec-  
onds. To change the setpoint, press one of the buttons until the desired  
temperature is displayed. To scroll the setpoint faster, do not release the but-  
ton.  
Temperature  
adjustment buttons  
Heating power *  
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Backlight button  
Technical Specifications  
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Power supply: refer to the power base installation instructions  
Setpoint range: 5°C to 30°C (40°F - 86°F)  
Display resolution: 0.5°C (1°F)  
Set the switch to  
Standby to cut power  
to the heater  
Storage: -20°C to 50°C (-4°F to 120°F)  
Heating cycle length: 15 minutes  
*
The thermostat displays the heater duty cycle required to maintain the  
desired temperature. For example, if the heater is activated 40 percent of the  
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time,  
is displayed.  
Warranty  
;
Honeywell warrants this product, excluding battery, to be free from defects in the work-  
manship or materials, under normal use and service, for a period of five (5) years from  
the date of purchase by the consumer. If at any time during the warranty period the prod-  
uct is determined to be defective or malfunctions, Honeywell shall repair or replace it (at  
Honeywell's option).  
Display  
of duty cycle  
%
1 to 24% 25 to 49% 50 to 74% 75 to 99%  
100%  
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If the product is defective,  
Assembly/Disassembly  
o•  
(i)  
return it, with a bill of sale or other dated proof of purchase, to the place from which  
you purchased it, or  
To remove the control module from the power  
base, loosen the captive screw underneath the  
thermostat and pull the two components apart as  
shown.  
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ii) call Honeywell Customer Care at 1-800-468-1502. Customer Care will make the  
determination whether the product should be returned to the following address:  
Honeywell Return Goods, Dock 4 MN10-3860, 1885 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 Honeywell that the defect or malfunction was caused by damage  
which occurred while the product was in the possession of a consumer.  
Honeywell's sole responsibility shall be to repair or replace the product within the terms  
stated above. HONEYWELL 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 HONEYWELL MAKES ON  
THIS PRODUCT. THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE  
WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PUR-  
POSE, IS HEREBY LIMITED TO THE FIVE-YEAR DURATION OF THIS WARRANTY.  
Some provinces do not allow limitations on how long an implied warranty lasts, so the  
above limitation may not apply to you.  
To install the control module onto the power  
base, reverse the above procedure.  
NOTE: Always keep the thermostat's vents clean and  
unobstructed.  
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Configuration  
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You can select the temperature display (°C or °F) using a  
DIP switch (S1) on the back of the control module.  
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This warranty gives you specific legal rights, and you may have other rights which vary  
from province to province.  
If you have any questions concerning this warranty, please write Honeywell Customer  
Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-468-1502. In Can-  
ada, write Retail Products ON15-02H, Honeywell Limited/Honeywell Limitée, 35 Dynamic  
Drive, Scarborough, Ontario M1V4Z9.  
Power-up  
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As soon as the thermostat is powered, it undergoes a series of  
tests before displaying the actual temperature.  
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Customer Assistance  
Error Messages  
LO: The measured temperature is below 0°C (32°F). Heating is  
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If you have any questions about the operation of your thermostat, please go to  
www.honeywell.com/yourhome, or call Honeywell Customer Care toll-free  
at 1-800-468-1502.  
activated.  
HI: The measured temperature is above 50°C (122°F).  
TL7135A  
Printed in China  
69-1806  
3/5/05  
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