User manual HONEYWELL T8090T

[. . . ] 9 Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Servicing the Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 Heat Anticipator Setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 3) will point to the correct time and corresponding daytime (light) or nighttime (dark) band of the program dial. EXAMPLE: For 11 PM, the time indicator arrow will point directly to the dark band. For 11 AM, the arrow will point to them light band on the dial. MINUTE HAND TIME INDICATOR ARROW M8561 Fig. 3--Setting the clock. 9 69-0432--1 Daylight Savings Time When Daylight Savings Time starts, move the minute hand carefully in a clockwise direction one hour. When Daylight Savings Time ends, move the minute hand carefully in a clockwise direction 23 hours. Do NOT reverse the minute hand, or damage to the timer mechanism may occur. 10 69-0432--1 Programming You can program your thermostat to automatically lower and raise the temperature one or more times every 24 hours. FLIP-UP COVER 24-HOUR PROGRAM DIAL (GRAY AREA FOR NIGHT SETTINGS Before setting your program To insert a pin, push it straight into the selected notch on the program dial until it is completely seated. Lift thermostat flip-up cover and you'll find the 24-hour program dial. 4) are for the program pins, which can be inserted at 10-minute intervals. Three red and three blue program pins are included with your thermostat. The red pins start the high-temperature period; the blue pins start the low-temperature period. A red 11 PROGRAM PINS THERMOSTAT COVER PROGRAM PIN STORAGE TIME INDICATOR ARROW M8692 PROGRAM PIN SLOT PROGRAM INDEX WHEEL MANUAL PROGRAM ADVANCE BUTTON Fig. 4--Program components. 69-0432--1 pin is inserted at 6:00 AM for high temperature (comfort period); a blue pin is inserted at 10:00 PM for low temperature (energy saving period). Two additional sets of pins are located in the program pin storage area. To remove a pin, press against the program dial and pull the pin straight out. DO NOT attempt to change a pin if it is engaged with the program index wheel. On heating/cooling systems, be sure to reset the pins when the seasons change. You will also probably want to change the lever positions. 12 69-0432--1 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 half-hour head start gives the furnace time to heat the house before you wake up or arrive home. Decide when you want the energy saving period to start and insert a WINTER SUMMER blue pin at the notch that correPROGRAM PROGRAM TEMPERATURE PIN IN TEMPERATURE PIN IN sponds to this time. After the blue CONTROL °F °C CONTROL °F °C pin engages, the furnace will be off 58 27 BLUE 80 14 RED BEGINS NIGHT until room temperature drops to the ENERGY 10:00 PM energy saving setpoint. SAVING ENDS 68 24 RED 75 20 BLUE PERIOD 6:00 AM You can set both a day and a night DAY BEGINS 58 27 BLUE 80 14 RED program. [. . . ] 6--Heat anticipator setting. 21 69-0432--1 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, follow the procedure below. Set the thermostat cover on a table near a thermometer of known accuracy. Allow at least five minutes for the cover THERMOMETER thermometer to sense the area temperaBACKSIDE OF SLOT FLIP-UP COVER ture; then compare the readings. [. . . ]