Honeywell T8095A/Q682 manual

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Table of contents for the manual

  • Page 1

    D.F . • Rev . 10-94 • • ©Honeywell Inc. 1994 • Form Number 69-0639—1 T8095A/191 108AJ; TS8095A/191 108AC; T8095A/Q682 Heating-only Thermostat and W allplate or Heating/Cooling Thermostat and Subbase OWNER’S MANUAL M3375 A utomation and Control Solutions Honeywell International Inc. Honeywell Limited—Hone ywell Limitée 1985 Douglas D[...]

  • Page 2

    M3375 Recycling Notice 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 [...]

  • Page 3

    M3375 Recycling Notice 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 [...]

  • Page 4

    Features of Y our Thermostat 2 THERMOST A T COVER. Lift up and remove to adjust heat anticipator . 3 THERMOMETER. Provides accurate room temperature reading. 4 PROGRAM INDICA TOR. Blue indicates low temperature is in effect; red indicates high temperature is in effect. 5 CLOCK. Provides a 24-hour slotted dial to hold the programming pins. 6 CLOCK H[...]

  • Page 5

    Features of Y our Thermostat 2 THERMOST A T COVER. Lift up and remove to adjust heat anticipator . 3 THERMOMETER. Provides accurate room temperature reading. 4 PROGRAM INDICA TOR. Blue indicates low temperature is in effect; red indicates high temperature is in effect. 5 CLOCK. Provides a 24-hour slotted dial to hold the programming pins. 6 CLOCK H[...]

  • Page 6

    17 191 108 W ALLPLA TE. Provides mounting base and wiring connections for heating- only or cooling-only thermostat. 18 Q682 SUBBASE (not included with thermostat; ordered separately). Provides mounting base, wiring connections and manual switching control for heating/cooling thermostat. See Setting Subbase Switches section for additional informatio[...]

  • Page 7

    17 191 108 W ALLPLA TE. Provides mounting base and wiring connections for heating- only or cooling-only thermostat. 18 Q682 SUBBASE (not included with thermostat; ordered separately). Provides mounting base, wiring connections and manual switching control for heating/cooling thermostat. See Setting Subbase Switches section for additional informatio[...]

  • Page 8

    Setting Subbase Switches (If Applicable) The subbase system switch controls system operation as follows: HEA T—Heating system is controlled by the thermostat. Cooling system is off. COOL—Cooling sytem is controlled by the thermostat. Heating system is off. OFF—Both the heating and cooling sytems are off. If the fan switch is in the AUTO posit[...]

  • Page 9

    Setting Subbase Switches (If Applicable) The subbase system switch controls system operation as follows: HEA T—Heating system is controlled by the thermostat. Cooling system is off. COOL—Cooling sytem is controlled by the thermostat. Heating system is off. OFF—Both the heating and cooling sytems are off. If the fan switch is in the AUTO posit[...]

  • Page 10

    Setting the Clock ■ Lift thermostat flip-up cover to find the 24-hour program dial, slotted in 10-minute increments. Adjust the clock to the current time by moving the minute hand carefully in a clockwise direction. Do not reverse the minute hand. ■ After setting the time correctly , the T ime Indicator Arrow (triangle shape) will point to the [...]

  • Page 11

    Setting the Clock ■ Lift thermostat flip-up cover to find the 24-hour program dial, slotted in 10-minute increments. Adjust the clock to the current time by moving the minute hand carefully in a clockwise direction. Do not reverse the minute hand. ■ After setting the time correctly , the T ime Indicator Arrow (triangle shape) will point to the [...]

  • Page 12

    also probably want to change the lever positions. Setting the Heating Program: ■ Decide when you want the temperature to reach the comfort level. Find the notch on the dial that is one-half hour before this time and insert a red pin. The high temperature is in effect. The half-hour head start period gives the furnace time to heat the house before[...]

  • Page 13

    also probably want to change the lever positions. Setting the Heating Program: ■ Decide when you want the temperature to reach the comfort level. Find the notch on the dial that is one-half hour before this time and insert a red pin. The high temperature is in effect. The half-hour head start period gives the furnace time to heat the house before[...]

  • Page 14

    Press the button to immediately begin an energy savings period or return to the normal setting. After pressing the button, check the program indicator on the thermostat cover to assure the system is in the desired mode. If the program indicator shows blue, the lower tempera- ture is in effect; if it shows red, the higher temperature is in effect. U[...]

  • Page 15

    Press the button to immediately begin an energy savings period or return to the normal setting. After pressing the button, check the program indicator on the thermostat cover to assure the system is in the desired mode. If the program indicator shows blue, the lower tempera- ture is in effect; if it shows red, the higher temperature is in effect. U[...]

  • Page 16

    Troubleshooting (Continued) Problem Check Action — other . Contact a qualified service technician for assistance. Energy savings — program dial for proper day T urn clock ahead 12 hours. Move temperature pro- or night phase. minute hand clockwise only . gram 12 hours off. Rooms do not — timer program for heating Move red pin one-half hour ear[...]

  • Page 17

    Troubleshooting (Continued) Problem Check Action — other . Contact a qualified service technician for assistance. Energy savings — program dial for proper day T urn clock ahead 12 hours. Move temperature pro- or night phase. minute hand clockwise only . gram 12 hours off. Rooms do not — timer program for heating Move red pin one-half hour ear[...]

  • Page 18

    18 19 69-0639—1 Troubleshooting (Continued) Problem Check Action Room switch at COOL, move temperature temperatures setting levers 5 ° F [3 ° C] below room are not correct temperature. Cooling system should (continued). start. If the system does not operate, call a qualified service technician. Burner-on time — anticipator setting. (See Fig. [...]

  • Page 19

    18 19 69-0639—1 Troubleshooting (Continued) Problem Check Action Room switch at COOL, move temperature temperatures setting levers 5 ° F [3 ° C] below room are not correct temperature. Cooling system should (continued). start. If the system does not operate, call a qualified service technician. Burner-on time — anticipator setting. (See Fig. [...]

  • Page 20

    20 21 69-0639—1 Troubleshooting (Continued) Troubleshooting (Continued) Problem Check Action Thermostat setting — calibration of thermometer . See instructions on page 24. and thermometer reading disagree. (continued). Clock does not run. — voltage across the two Remove thermostat from the wallplate C terminals. or subbase and measure the vol[...]

  • Page 21

    20 21 69-0639—1 Troubleshooting (Continued) Troubleshooting (Continued) Problem Check Action Thermostat setting — calibration of thermometer . See instructions on page 24. and thermometer reading disagree. (continued). Clock does not run. — voltage across the two Remove thermostat from the wallplate C terminals. or subbase and measure the vol[...]

  • Page 22

    Voltage at Clock T erminals AC V oltage at C-C T erminals Check Action 0 V ac. — System power off. — Restore power . — Short in clock power supply wiring. — Replace wiring. — Limit switch contacts stuck open. — Free or replace limit switch. —T ransformer supplying power is — Replace transformer . burned out. Up to 15 V ac. — Syste[...]

  • Page 23

    Voltage at Clock T erminals AC V oltage at C-C T erminals Check Action 0 V ac. — System power off. — Restore power . — Short in clock power supply wiring. — Replace wiring. — Limit switch contacts stuck open. — Free or replace limit switch. —T ransformer supplying power is — Replace transformer . burned out. Up to 15 V ac. — Syste[...]

  • Page 24

    Thermometer Adjustment The thermometer was accurately calibrated at the factory and should only need adjustment if it was dropped or mishandled. If the setpoint lever and the thermometer reading do not agree, use the following procedure: 1. Remove thermostat cover and open the flip-up cover . 2. Set the thermostat cover on a table near a thermomete[...]

  • Page 25

    Thermometer Adjustment The thermometer was accurately calibrated at the factory and should only need adjustment if it was dropped or mishandled. If the setpoint lever and the thermometer reading do not agree, use the following procedure: 1. Remove thermostat cover and open the flip-up cover . 2. Set the thermostat cover on a table near a thermomete[...]

  • Page 26

    26 27 69-0639—1 Limited One-Y ear W arranty Honeywell warrants this product, excluding battery , to be free from defects in the workmanship or materials, under normal use and service, for a period of one (1) year from the date of purchase by the consumer . If, at any time during the warranty period, the product is defective or malfunctions, Honey[...]

  • Page 27

    26 27 69-0639—1 Limited One-Y ear W arranty Honeywell warrants this product, excluding battery , to be free from defects in the workmanship or materials, under normal use and service, for a period of one (1) year from the date of purchase by the consumer . If, at any time during the warranty period, the product is defective or malfunctions, Honey[...]

  • Page 28

    D.F . • Rev . 10-94 • • ©Honeywell Inc. 1994 • Form Number 69-0639—1 T8095A/191 108AJ; TS8095A/191 108AC; T8095A/Q682 Heating-only Thermostat and W allplate or Heating/Cooling Thermostat and Subbase OWNER’S MANUAL M3375 A utomation and Control Solutions Honeywell International Inc. Honeywell Limited—Hone ywell Limitée 1985 Douglas D[...]