Heating/Cooling Thermostat and Subbase or Heating or Cooling Thermostat and Wallplate
T8195A,B/Q682
OWNER’S MANUAL
69-0563-2
Welcome to the world of energy savings with your new Honeywell thermostat. The Honeywell name is your assurance of accurate control and reliable operation for years to come.
This thermostat meets California Title 24 requirements—mandatory installation of automatic setback thermostats in new heating and cooling systems. 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 this control, or 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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Features Of Your Thermostat ........................................................................................................... |
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Setting The Temperature ................................................................................................................. |
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Setting Subbase Switches ................................................................................................................ |
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Inserting Timer Backup Batteries ..................................................................................................... |
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Setting The Timer ........................................................................................................................... |
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Programming .................................................................................................................................. |
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Troubleshooting .............................................................................................................................. |
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Servicing The Thermostat .............................................................................................................. |
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Warranty ......................................................................................................................................... |
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Features Of Your Thermostat
1FLIP-UP COVER. Lift it up to set timer for energy savings and comfort temperature periods.
2THERMOSTAT COVER. Lift up to adjust timer.
3THERMOMETER. Provides accurate 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 a.m. or p.m. 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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10PIN SLOTS. Located on 24-hour dial at 10-minute intervals for program pin insertion.
11MERCURY BULB AND BIMETAL ELEMENT
(2). Provide automatic temperature control by switching the heating or cooling system on and off.
12WALLPLATE. Provides mounting base and wiring connections for heating or cooling thermostat without system or fan switching.
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13Q682 SUBBASE. Provides mounting base, wiring connections and manual switching control for heating/cooling thermostat.
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O
B
R
W
G
Y
FAN |
AUTO |
HEAT |
COOL |
ON |
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 normal comfort periods.
NOTE: You may override the time program by setting both the red and blue levers to the same temperature setpoint.
For Cooling
Set the left lever (blue mark) to the temperature you want for normal 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 |
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Fig. 1—Setting high and low temperature levers.
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Setting Subbase Switches (if applicable)
The subbase system switch controls system operation as follows:
HEAT—Heating system is controlled by the thermostat. Cooling system is Off.
COOL—Cooling system is controlled by the thermostat. Heating system is Off.
OFF— Both the heating and cooling systems are Off. If the fan switch is at the AUTO position, the fan is also off.
ON—In a cooling only application, only cooling operates. In a heating only application, only heating operates.
The subbase fan switch controls fan operation as follows:
ON—Fan operates continuously. AUTO—Fan operates with cooling equipment
as contolled by the thermostat or with the heating equipment as controlled by the thermostat in heating and cooling.
To switch positions, use thumb or index finger to slide lever to desired position. Switch lever must stop in the detent over desired function indicator mark for proper circuit operation.
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