User manual HONEYWELL TH5110D

[. . . ] Simultaneously displays both room temperature and temperature setting. · Built-in Compressor Protection: Minimum-off timer protects compressor from restarting too early after a shutdown. 69-1713 3 Get to Know Your Thermostat Thermostat DIGITAL DISPLAY BATTERY HOLDER LATCH PRESS TO RELEASE BATTERY HOLDER P R E S S BATTERY HOLDER Insid e C Sett ool ing TWO AAA ALKALINE BATTERIES Fan C Auto Syste oolO n m Coo l RAISES TEMPERATURE SETTING TEMPERATURE SETTING BUTTON TEMPERATURE SETTING BUTTON FAN BUTTON SELECTS AUTO OR ON LOWERS TEMPERATURE SETTING SYSTEM BUTTON SELECTS HEAT, OFF, COOL OR AUTO M22084 4 69-1713 Get to Know Your Thermostat (Cont) Display INSIDE TEMPERATURE INDICATES BATTERIES ARE LOW AND MUST BE REPLACED Inside Replace Battery HeatCool Setting TEMPERATURE SETTING Fan On Auto Heat On Cool On System Heat Cool AutoOff INDICATES THERMOSTAT IS "CALLING" FOR HEAT OR COOL CURRENT FAN SETTING CURRENT SYSTEM SETTING M22083 69-1713 5 Operate Your Thermostat Set System Setting Press the System button to select Heat, Off, Cool or Auto: Heat--Thermostat controls the heating system. Auto--Thermostat automatically changes between heating and cooling operation, depending on indoor temperature. [. . . ] When the minimum-off timer expires, "Cool On" or "Heat On"a appears solidly in the display and the compressor and the fan turn on. _________ a Heat Pumps only. 14 69-1713 Auto Changeover Auto Changeover is a feature used in climates where both air conditioning and heating are used on the same day. The Auto setting appears only if the thermostat is set up for Auto Changeover by your heating and air conditioning dealer. The following pages in this Auto Changeover section provide an example of how to change both the cool and heat temperature settings when the system is set to Auto. When you are adjusting the temperature setting, if "!Cool" or ""Heat" appear in the display, the temperature setting of the opposite mode is also being adjusted. The thermostat automatically keeps the cool and heat temperature settings three degrees apart (called deadband). This three-degree deadband is not adjustable. 69-1713 15 Auto Changeover (Cont) 1. Press the System button to change the System setting to Auto. Replace Batt Service Needed Fan Auto CoolOn System Cool PRESS THE SYSTEM BUTTON TO CHANGE SYSTEM SETTING TO AUTO. M22113 The Auto setting appears only if the thermostat is set up for Auto Changeover by your heating and air conditioning dealer. 16 69-1713 Auto Changeover (Cont) 2. Press the Up or Down button to raise or lower the cool temperature setting. Press the Select Heat/Cool button to display the Heat temperature setting. "Select Heat/Cool" flashes for six seconds. TEMPERATURE SETTING Replace Batt PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING Select Service Needed Fan Auto Heat/Cool PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING SELECT HEAT/ COOL BUTTON M22114 69-1713 17 Auto Changeover (Cont) 4. Press the Up or Down button to raise or lower the heat temperature setting. "Select Heat/Cool" stops flashing six seconds after the last button press. The thermostat then returns to displaying "Auto" for the System setting. TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING Inside Heat Setting Service Needed Fan Auto Select Heat/Cool M22116 18 69-1713 Replacement Part 1. To order, call your heating and air conditioning dealer or call Honeywell Customer Care at 1-800-468-1502. M22018 69-1713 19 Troubleshooting Tips If . · Check power switch at heating and/or cooling system to be sure it is on. · If you use batteries, check that fresh AAA alkaline batteries are installed as marked on the battery holder. Temperature Check that the temperature settings are: settings do · Heating 40°F to 90°F (4. 5°C to 32°C). Heating · Set the system to Heat by pressing the system does System button. [. . . ] If "Cool On" is shown solidly in the display, but the cooling system does not turn on, see "Cooling system does not turn on" in Troubleshooting Tips. flashing in Wait up to five minutes for the heating the display system to turn on. Wait up to five minutes for the cooling system to turn on. 22 69-1713 Customer Assistance For assistance with your Honeywell product, please visit www. honeywell. com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. [. . . ]