User manual HONEYWELL T87K

[. . . ] The and keys make it easy for you to change your time and temperature settings. Batteries are not required because your time and temperature settings are held permanently in memory. 2 69-1099 SETTINGS Setting Fan and System Switches Fan and system settings are controlled by using the Fan and System switches located on the top of the thermostat case. Then set the System switch: COOL: Normal setting for months when your home needs cooling (air conditioning). [. . . ] Batteries are not required because your time and temperature settings are held permanently in memory. 2 69-1099 SETTINGS Setting Fan and System Switches Fan and system settings are controlled by using the Fan and System switches located on the top of the thermostat case. Then set the System switch: COOL: Normal setting for months when your home needs cooling (air conditioning). Digital display shows a flame when heating is on. First set the Fan switch: AUTO: Normal setting for most homes. In heating, the fan starts a few minutes after the heating equipment comes on. Use for improved air circulation and air quality. PROGRAMMING The thermostat is already programmed for your convenience with the time and temperature settings in Table 1. 3 69-1099 ON: Table 1. Period WAKE SLEEP Start Time 6:00 AM 10:00 PM Heating Setpoint 70°F (21°C) 62°F (16. 5°C) Cooling Setpoint 78°F (25. 5°C) 82°F (28°C) WAKE is the time period you want the house at a comfortable temperature during the day. SLEEP is the time period you can set for an energy-savings temperature while you are sleeping. Do not operate cooling if outdoor temperature is below 50°F (10°C). Refer to manufacturer recommendations. IMPORTANT Temporary protection delay protects compressor; the thermostat allows the compressor to remain off for five minutes before restarting. 9 69-1099 Symptom Heating or cooling does not come on. Corrective Action Check that the heat setpoint is above room temperature or that the cool setpoint is below room temperature. Check that the system switch on the thermostat is set to HEAT or COOL. Check the system fuse or circuit breaker and replace or reset if necessary. Check power to the heating or cooling equipment. Temperature setting is too warm or too cool. Adjust the temperature by pressing either the or key. If you have any questions concerning this thermostat, call Honeywell Customer Assistance at 1-800-468-1502, Monday - Friday, 7:00 am - 5:30 pm, Central time. For service, contact your local heating and cooling contractor: 10 69-1099 11 69-1099 Home and Building Control Honeywell Inc. [. . . ] Check the system fuse or circuit breaker and replace or reset if necessary. Check power to the heating or cooling equipment. Temperature setting is too warm or too cool. Adjust the temperature by pressing either the or key. If you have any questions concerning this thermostat, call Honeywell Customer Assistance at 1-800-468-1502, Monday - Friday, 7:00 am - 5:30 pm, Central time. [. . . ]