Heating/Cooling
Thermostat and Subbase
Package
T8196A/Q682A
OWNER'S MANUAL
Congratulations on your purchase of a Honeywell energy saving thermostat. The Honeywell name is your assurance of accurate control and reliable operation for years to come.
During heating and cooling, this thermostat will automatically lower and raise the temperature in your home one or more times every 24 hours. This allows you to significantly lower your fuel costs, while awakening (or returning home) to a comfortable temperature.
Read this manual to learn how to use your new thermostat.
Recycling Notice 
M3375
This control contains mercury in a sealed tube. Do not place control in the trash at the end of its useful life.
If this control is replacing a control that contains mercury in a sealed tube, do not place your old control in the trash.
Contact your local waste management authority for instructions regarding recycling and the proper disposal of the control, or of an old control containing mercury in a sealed tube.
If you have questions, call Honeywell Inc. at 1-800-468-1502.
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Table of Contents |
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PAGE |
Features Of Your Thermostat |
.......................................................................................................... 4 |
Setting The Temperature ................................................................................................................. |
6 |
Inserting Timer Batteries .................................................................................................................. |
7 |
Setting The Timer ............................................................................................................................ |
8 |
Programming .................................................................................................................................... |
9 |
Troubleshooting ............................................................................................................................. |
12 |
Warranty ......................................................................................................................................... |
19 |
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Features Of Your Thermostat
1FLlP-UP COVER. Lift it up to set timer for energy savings and comfort temperature periods.
2THERMOSTAT COVER. Lift up to show timer.
3THERMOMETER. Provides room temperature reading.
4TEMPERATURE SETTING LEVERS Left (blue mark) controls the low temperature, right (red mark) controls the high temperature.
5TIMER. This timer provides a 24-hour slotted dial to hold the programming pins.
6TIMER SETTING KNOB. Turn clockwise to match the correct AM or PM time to the time indicator.
7TIME INDICATOR. Arrow head indicates time for 24-hour dial.
8PROGRAM INDEX WHEEL. Controls high
and low temperature at specific time of day as set by program pins.
9PROGRAM PINS. Must be inserted into 24-hour timer dial slots to control program index wheel.
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M8723 |
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10 |
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9 |
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M8722 |
12
O
B
R
W
G
Y
FAN |
AUTO |
HEAT |
COOL |
ON |
OFF |
M2385
10 PIN SLOTS. Located on 24-hour dial at |
12 SUBBASE. Provides mounting base, wiring |
10-minute intervals for program pin |
connections and manual switching control |
insertion. |
for heating/cooling thermostat. |
11MERCURY BULB AND BIMETAL ELEMENT (2). Provide automatic temperature control by switching the heating or cooling
system on and off. |
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Setting The Temperature
For Heating
Set the left lever (blue mark) to the energy savings temperature you want when you are sleeping or your home is unoccupied.
Set the right lever(red mark)to the temperature you want for comfort periods.
NOTE: You may bypass the time program by setting both the red and blue levers to the same temperature set point.
For Cooling
Set the left lever (blue mark) to the temperature you want for comfort periods.
Set the right lever (red mark) to the energy savings temperature you want when you are sleeping or your home is unoccupied.
LOW TEMPERATURE |
HIGH |
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TEMPERATURE |
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SETTING LEVER |
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SETTING |
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LEVER |
50 |
60 |
70 |
80 |
50 |
60 |
70 |
80 |
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M8586 |
Fig. 1—Setting high and low temperature levers.
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