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Honeywell CT1500 Owner's Manual

Timer thermostat fuel saver
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Timer Thermostat
Fuel Saver
Heating-Only Thermostat and Wallplate or Heating/Cooling
Thermostat and Subbase Models CT1500, CT1501, CT1502, CT1503
• Heat Only—CT1500
• Heat/Cool—CT1501
• Central Electric Heat/Cool or Single Stage
Heat Pump without auxiliary heat—CT1502
• Millivolt Heat—CT1503
OWNER'S MANUAL
69-0333-6

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  Summary of Contents for Honeywell CT1500

  • Page 1 Timer Thermostat Fuel Saver Heating-Only Thermostat and Wallplate or Heating/Cooling Thermostat and Subbase Models CT1500, CT1501, CT1502, CT1503 • Heat Only—CT1500 • Heat/Cool—CT1501 • Central Electric Heat/Cool or Single Stage Heat Pump without auxiliary heat—CT1502 • Millivolt Heat—CT1503 OWNER’S MANUAL...
  • Page 2 Welcome to the world of energy savings with your new Honeywell Fuel Saver Thermostat. The Honeywell name is your assurance of accurate control and reliable operation for years to come. Your new thermostat will automatically control the temperature in your home to provide a high level of comfort plus energy savings when programmed according to the instructions in this manual.
  • Page 3: Table Of Contents

    Table of Contents Features of Your Thermostat ... 4 Reviewing Your Family Schedule ... 7 Setting The Temperature ... 8 Setting Subbase Switches ... 9 Inserting Timer Batteries ... 10 Setting The Timer ... 11 Programming ... 12 Temporarily changing the program ... 15 Troubleshooting ...
  • Page 4: Features Of Your Thermostat

    Features of Your Thermostat 1 FLIP-UP COVER. Lift up cover to set timer for energy savings and normal tempera- ture periods . 2 THERMOSTAT COVER. Lift up cover and remove to adjust heat anticipator or install batteries. 3 THERMOMETER. Provides accurate room temperature reading.
  • Page 5 8 TEMPERATURE SETTING LEVERS. Left (blue mark) controls the low tempera- ture; right (red mark) controls the high temperature. 9 PROGRAM PINS. Must be inserted into 24-hour timer dial slots to control program index wheel. 10 PIN SLOTS. Located on 24-hour dial at ten minute intervals for program pin insertion.
  • Page 6 15 WALLPLATE Provides mounting base and wiring connections for heating-only thermostat. 16 SUBBASE Provides mounting base, wiring connections and manual switching control for heating/cooling thermostat. M2421 COOL AUTO HEAT M2411 69-0333—6...
  • Page 7: Reviewing Your Family Schedule

    Reviewing Your Family Schedule Write the answers to the following questions in the spaces provided to determine the program that fits your family schedule. What comfort temperature would you like to maintain? What energy savings temperature would you like to maintain? What time does the first person get up in the morning? Is anyone home all day? What times does the last person leave in the morning?
  • Page 8: Setting The Temperature

    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. See Fig. 1. Set the right lever (red mark) to the tem- perature you want for normal comfort periods. NOTE: You may bypass the time program by setting both the red and blue levers to the same temperature setpoint.
  • Page 9: Setting Subbase Switches

    In electric heat, heat pump, and fan coil systems, the fan is controlled by the thermostat in heating and cooling. To switch positions, use thumb or index finger to slide lever to desired position. Stop switch lever in detent over the desired function indicator mark for proper circuit operation.
  • Page 10: Inserting Timer Batteries

    Inserting Timer Batteries Power is supplied to the timer by two AAA alkaline batteries (included.) Install batteries in thermostat as shown. See Fig. 2. One a year, or when batteries are dead, replace with two new AAA alkaline batteries. We recommend Energizer®...
  • Page 11: Setting The Timer

    Setting The Timer Lift thermostat flip-up cover to find the 24-hour program dial, slotted in ten-minute increments. Adjust the timer to the current time by carefully turning the knob clockwise reverse the knob. When time is set correctly, the time indicator arrow (see Fig.
  • Page 12: Programming

    Before setting your program Lift thermostat flip-up cover to find the 24-hour program dial. The slots on the program dial (Fig. 4) are for the program pins that can be inserted at ten-minute intervals.
  • Page 13 24-HOUR PROGRAM DIAL (GRAY AREA FOR NIGHT SETTINGS) FLIP-UP COVER PROGRAM PINS THERMOSTAT COVER PROGRAM PIN SLOT PROGRAM INDEX WHEEL TIME INDICATOR ARROW Fig. 4—Program components. 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.
  • Page 14 Setting the cooling program (not applicable on heating-only model): • 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 blue pin. The half-hour head start gives the air conditioner time to cool the house before you wake up or arrive home.
  • Page 15: Temporarily Changing The Program

    Moving the program index wheel will change the program just until the next regularly scheduled change is due: • Lift the thermostat cover. • Move the program index wheel counter- clockwise so the time indicator arrow points to the desired color on the dial.
  • Page 16 EXAMPLE: If you are currently at the high temperature period and want to switch to the low temperature period, move the wheel from red to blue. If you are currently at the low temperature period and want to switch to the high temperature period, move the wheel from blue to red.
  • Page 17: Troubleshooting

    Troubleshooting Your Honeywell thermostat requires little or no attention. Most problems can generally be traced to the following: Problem No heat. — system switch. May be in OFF or COOL position. — fuse or circuit breaker. — furnace power switch. May be off.
  • Page 18 Temperature change — programs pins for correct time occurs at the wrong locations. time. Room temperatures — positions of thermostat setpoint are not correct. levers. — position of subbase system switch. Check Contact a qualified service technician for assistance.
  • Page 19 HEAT position. — fuse or circuit breaker. — condensor switch position. Located outdoors and may be turned off. — Y, G, RC thermostat connections. Check Increase anticipator setting by 0.05 Observe heating system operation. Decrease anticipator setting by 0.05. Observe heating system operation.
  • Page 20 Replace with two new AAA alkaline batteries as shown on page 10. Reinstall thermostat wallplate or subbase. Use a spirit level. Thermostat should be about 5 ft [1.5m] above floor on an inside wall. Contact qualified service technician for change of location.
  • Page 21: Servicing The Thermostat

    System on-length adjustment NOTE: Not applicable on CT1503 Millivolt Heat model. If the thermostat seems to cycle the heating system too fast or too slow, adjust the heating system on-length by moving the anticipator setting lever one indicator mark at a time (Fig. 6);...
  • Page 22: Thermometer Adjustment

    Remove thermostat cover and open the flip- up cover. Set the thermostat cover on a table near the thermometer of known accuracy. Allow at least five minutes for the cover thermometer to sense the area temperature, then compare the readings.
  • Page 23 Toll-free Consumer Services If you have questions regarding the Timer Thermostat please visit our web site at www.honeywell.com/yourhome or call the customer information line at 1-800-468-1502. Before you call, please have the following information available—thermostat model number and date code, kind of heating/cooling system (for example, hot water, warm air, oil, gas, etc.) and number of wires connected to the thermostat.
  • Page 24 TYPICAL ENERGY SAVINGS FOR REPRESENTATIVE CITIES IN THE U.S. AND CANADA Savings for Once-A-Day 10°F [5°C] decrease Minneapolis Edmonton Calgary Halifax Vancouver St. Paul Regina Moncton Montreal Winnipeg North Bay Ottawa Quebec Toronto St. John's Savings for Twice-A-Day 10°F [5°C] decrease* Louisville Buffalo Denver...
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  • Page 27: Limited One-Year Warranty

    Golden Valley, MN 55422 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.
  • Page 28 Home and Building Control Honeywell Inc. 1985 Douglas Drive No. Golden Valley, MN 55422 D.F. ©Honeywell Inc. 1994 Printed in U.S.A. Rev. 11-96 Form Number 69-0333—6 Home and Building Control Honeywell Limited—Honeywell Limitée 740 Ellesmere Road Scarborough, Ontario M1P 2V9...

This manual is also suitable for:

Ct1501Ct1502Ct1503