User manual HONEYWELL T8090A

[. . . ] 8 Setting The Clock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Servicing The Thermostat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . [. . . ] 4--Program components. To change the pins or add a new energy savings period: · · To insert a pin, push it straight into the selected notch on the program dial until it's completely seated. To remove a pin, press against 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, you must reset the pins when the seasons change. You will also probably want to change the lever positions. Decide when you want the energy savings period to start and insert a blue pin at the notch that corresponds to this time. After the blue pin engages, the furnace will be off until room temperature drops to the energy savings set point. WINTER SUMMER PROGRAM PROGRAM TEMPERATURE PIN IN TEMPERATURE PIN IN CONTROL °F °C CONTROL °F °C 58 27 80 14 BLUE RED 68 58 68 20 14 20 RED BLUE RED 75 80 75 24 27 24 BLUE RED BLUE M1690B · NIGHT ENERGY SAVING PERIOD Setting the Heating Program: Decide when you want the temperature to reach the comfort level. Find the notch on the dial that's 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. 11 BEGINS 10:00 PM ENDS 6:00 AM DAY BEGINS ENERGY 7:30 AM SAVING ENDS PERIOD 4:00 PM Fig. 5 for program examples. 69-0574--2 Setting the Cooling Program: Decide when you want the temperature to reach the comfort level. Find the notch on the dial that's 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. Decide when you want the energy savings period to start and insert a red pin at the notch that corresponds to this time. After the red pin engages, the air conditioner will be off until room temperature rises to the energy savings set point. 69-0574--2 12 Start Or End Programs With Manual Program Advance Button IMPORTANT:To prevent damage to the program advance mechanism, DO NOT use the program advance button within a 30-minute period before or after a program change. The manual program advance button enables immediate, one-time-only program changes to accommodate temporary schedule changes. Press the button to immediately begin an energy savings period or return to the normal setting. After pressing the button, check the program indicator to ensure the system is in the desired mode. If the program indicator shows blue, the lower temperature is in effect; if it shows red, the higher temperature is in effect. Using the manual advance button will not affect the stored program. 13 69-0574--2 Troubleshooting Your Honeywell thermostat requires little or no attention. Most problems can generally be traced to the following: Problem No heat. Contact a qualified service technician for assistance. -- other problem. (continued) 69-0574--2 14 Troubleshooting (continued) Problem Check Action Turn timer ahead 12 hours. Relocate pins to desired settings. Energy savings -- program dial for proper day or temperature program night phase. -- position of subbase system switch. Reset to desired temperatures. Move to desired operating position. (continued) 15 69-0574--2 Troubleshooting (continued) Problem Room temperatures are not correct (continued). [. . . ] Some states do not allow the exclusion or limitation of incidental or consequential damages, so this limitation may not apply to you. THIS WARRANTY IS THE ONLY EXPRESS WARRANTY HONEYWELL MAKES ON THIS PRODUCT. THE DURATION OF ANY IMPLIED WARRANTIES, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS HEREBY LIMITED TO THE ONE YEAR DURATION OF THIS WARRANTY. Some states do not allow limitations on how long an implied warranty lasts, so the above limitation may not apply to you. [. . . ]