Honeywell TRADELINE T8090A- Manuals

69-0750—1 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 mer- cury in a sealed tube, do not place your old control in thetrash. Contact your local waste man...

69-0750—1 6 Remove the thermostat from the wallplate or subbase. Connect an ac ammeter of appropriate range (about 0A to2A) between the R and W terminals on the wallplate orsubbase except for electric heat and heat pump systems. Let the system operate for one minute.Adjust the heat anticipator lever...

7 69-0750—1 THERMOSTAT This thermostat was calibrated at the factory and should not need recalibration in the field. If recalibration seemsnecessary, first be sure wallplate or subbase is accuratelyleveled. Then check thermometer calibration. To check thermostat calibration, allow several hours of o...