Owner's Manual
Page 1
Registered Trademark © 2004 Honeywell International Inc. Operating Instructions TH5110D Non-programmable Thermostat OPERATING INSTRUCTIONS The TH5110D Thermostat provides electronic control of 24 Vac singlestage heating and cooling systems or 750 mV heating systems. For assistance with your Honeywell product please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Read and Save these Instructions Patents Pending ® U.S. All Rights Reserved 69-1713
Registered Trademark © 2004 Honeywell International Inc. Operating Instructions TH5110D Non-programmable Thermostat OPERATING INSTRUCTIONS The TH5110D Thermostat provides electronic control of 24 Vac singlestage heating and cooling systems or 750 mV heating systems. For assistance with your Honeywell product please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Read and Save these Instructions Patents Pending ® U.S. All Rights Reserved 69-1713
Owner's Manual
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Contents Features 3 Get to Know Your Thermostat 4 Thermostat 4 Display 5 Operate Your Thermostat 6 Set System Setting 6 Set Fan Setting 7 Change Temperature Setting 8 Replace Batteries 9 Review Battery Tips 13 Built-in Compressor Protection 14 Auto Changeover 15 Replacement Part 19 Troubleshooting Tips 20 Customer Assistance 23 Limited Five-Year Warranty 24 2 69-1713
Contents Features 3 Get to Know Your Thermostat 4 Thermostat 4 Display 5 Operate Your Thermostat 6 Set System Setting 6 Set Fan Setting 7 Change Temperature Setting 8 Replace Batteries 9 Review Battery Tips 13 Built-in Compressor Protection 14 Auto Changeover 15 Replacement Part 19 Troubleshooting Tips 20 Customer Assistance 23 Limited Five-Year Warranty 24 2 69-1713
Owner's Manual
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Simultaneously displays both room temperature and temperature setting. • Easy Change Battery Holder. • Built-in the dark. • Precise Comfort Control: ±1ºF of your set temperature. • Simplified Operation: Soft-key controls. Features • Large, Clear, Backlit Display: Easy-to-see and read-even in Compressor Protection: Minimum-off timer protects compressor from restarting too early after a shutdown. 69-1713 3
Simultaneously displays both room temperature and temperature setting. • Easy Change Battery Holder. • Built-in the dark. • Precise Comfort Control: ±1ºF of your set temperature. • Simplified Operation: Soft-key controls. Features • Large, Clear, Backlit Display: Easy-to-see and read-even in Compressor Protection: Minimum-off timer protects compressor from restarting too early after a shutdown. 69-1713 3
Owner's Manual
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Get to Know Your Thermostat Thermostat DIGITAL DISPLAY BATTERY HOLDER LATCH PRESS TO RELEASE BATTERY HOLDER Inside SetCtinogol Fan Auto SysteCmool On Cool PRESS BATTERY HOLDER TWO AAA ALKALINE BATTERIES TEMPERATURE SETTING BUTTON RAISES TEMPERATURE SETTING FAN BUTTON SELECTS AUTO OR ON TEMPERATURE SETTING BUTTON LOWERS TEMPERATURE SETTING SYSTEM BUTTON SELECTS HEAT, OFF, COOL OR AUTO M22084 4 69-1713
Get to Know Your Thermostat Thermostat DIGITAL DISPLAY BATTERY HOLDER LATCH PRESS TO RELEASE BATTERY HOLDER Inside SetCtinogol Fan Auto SysteCmool On Cool PRESS BATTERY HOLDER TWO AAA ALKALINE BATTERIES TEMPERATURE SETTING BUTTON RAISES TEMPERATURE SETTING FAN BUTTON SELECTS AUTO OR ON TEMPERATURE SETTING BUTTON LOWERS TEMPERATURE SETTING SYSTEM BUTTON SELECTS HEAT, OFF, COOL OR AUTO M22084 4 69-1713
Owner's Manual
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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
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
Owner's Manual
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... Needed Fan System Auto Cool PRESS THE SYSTEM BUTTON TO SELECT HEAT, OFF, COOL OR AUTO. See Auto Changeover section. Cool-Thermostat controls the cooling system. 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...
... Needed Fan System Auto Cool PRESS THE SYSTEM BUTTON TO SELECT HEAT, OFF, COOL OR AUTO. See Auto Changeover section. Cool-Thermostat controls the cooling system. 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...
Owner's Manual
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M22108 69-1713 7 Operate Your Thermostat (Cont) Set Fan Setting Press the Fan button to select Auto or On: Auto-Normal setting for more efficient air cleaning. Inside Replace Batt Cool Setting Service Needed Cool On Fan System Auto Cool PRESS THE FAN BUTTON TO SELECT AUTO OR ON. On-The fan runs continuously. Use this setting for improved air circulation or for most homes. The fan runs only when the heating or cooling system is on.
M22108 69-1713 7 Operate Your Thermostat (Cont) Set Fan Setting Press the Fan button to select Auto or On: Auto-Normal setting for more efficient air cleaning. Inside Replace Batt Cool Setting Service Needed Cool On Fan System Auto Cool PRESS THE FAN BUTTON TO SELECT AUTO OR ON. On-The fan runs continuously. Use this setting for improved air circulation or for most homes. The fan runs only when the heating or cooling system is on.
Owner's Manual
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... SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING TEMPERATURE SETTING RANGE: HEAT: 40°TO 90°F (4.5°T0 32°C) COOL: 50°TO 99°F (10°T0 37°C) M22109 The first press of the Up or Down button changes...
... SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING TEMPERATURE SETTING RANGE: HEAT: 40°TO 90°F (4.5°T0 32°C) COOL: 50°TO 99°F (10°T0 37°C) M22109 The first press of the Up or Down button changes...
Owner's Manual
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When the Replace Battery indicator is flashing, replace batteries promptly with two fresh AAA alkaline batteries. REPLACE BATTERY INDICATOR Inside Replace Battery Cool Setting Service Needed Fan System Auto Cool M22110 The thermostat does not lose any settings when the batteries are permanently stored in memory. 69-1713 9 Replace Batteries AA alkaline batteries. 1. all settings are replaced;
When the Replace Battery indicator is flashing, replace batteries promptly with two fresh AAA alkaline batteries. REPLACE BATTERY INDICATOR Inside Replace Battery Cool Setting Service Needed Fan System Auto Cool M22110 The thermostat does not lose any settings when the batteries are permanently stored in memory. 69-1713 9 Replace Batteries AA alkaline batteries. 1. all settings are replaced;
Owner's Manual
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BATTERY HOLDER LATCH BATTERY HOLDER Inside Replace Battery Service Needed Fan System Auto Cool M22111 10 69-1713 Press the battery holder latch to release the battery holder. 3. Remove the battery holder from the thermostat. Replace Batteries (Cont) 2.
BATTERY HOLDER LATCH BATTERY HOLDER Inside Replace Battery Service Needed Fan System Auto Cool M22111 10 69-1713 Press the battery holder latch to release the battery holder. 3. Remove the battery holder from the thermostat. Replace Batteries (Cont) 2.
Owner's Manual
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Remove the old batteries and insert two fresh AAA alkaline batteries as marked on the battery holder. Replace Batteries (Cont) 4. BATTERY HOLDER PUSH BATTERIES OUT THROUGH THIS HOLE BATTERY DIRECTION M22017 69-1713 11
Remove the old batteries and insert two fresh AAA alkaline batteries as marked on the battery holder. Replace Batteries (Cont) 4. BATTERY HOLDER PUSH BATTERIES OUT THROUGH THIS HOLE BATTERY DIRECTION M22017 69-1713 11
Owner's Manual
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Insert battery holder as shown. Replace Batteries (Cont) 5. Battery Tips BATTERY HOLDER LATCH BATTERY HOLDER Inside Replace Battery Service Needed Fan System Auto Cool M22111 12 69-1713
Insert battery holder as shown. Replace Batteries (Cont) 5. Battery Tips BATTERY HOLDER LATCH BATTERY HOLDER Inside Replace Battery Service Needed Fan System Auto Cool M22111 12 69-1713
Owner's Manual
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... thermostat. 4. As a precaution, replace the batteries when leaving your home for more than a month to prevent the thermostat and heating/cooling system from shutting down if the batteries run down completely. 2. Although the thermostat has a Replace Battery indicator, replace the batteries ...once per year to prevent your heating/cooling system from shutting down completely. 69-1713 13 NOTE: Replacing the batteries once a year also helps prevent battery leakage that can...
... thermostat. 4. As a precaution, replace the batteries when leaving your home for more than a month to prevent the thermostat and heating/cooling system from shutting down if the batteries run down completely. 2. Although the thermostat has a Replace Battery indicator, replace the batteries ...once per year to prevent your heating/cooling system from shutting down completely. 69-1713 13 NOTE: Replacing the batteries once a year also helps prevent battery leakage that can...
Owner's Manual
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When the minimum-off timer, the thermostat flashes "Cool On" or "Heat On" a in the display. If there is activated after the compressor turns off timer) that prevents the compressor from restarting too early after a shutdown. The minimum-off timer is a call during 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 Built-in Compressor Protection The TH5110D Thermostat has built-in compressor protection (minimum-off .
When the minimum-off timer, the thermostat flashes "Cool On" or "Heat On" a in the display. If there is activated after the compressor turns off timer) that prevents the compressor from restarting too early after a shutdown. The minimum-off timer is a call during 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 Built-in Compressor Protection The TH5110D Thermostat has built-in compressor protection (minimum-off .
Owner's Manual
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... not adjustable. 69-1713 15 The following pages in the display, the temperature setting of how to change both air conditioning and heating are adjusting the temperature setting, if "!Cool" or ""Heat" appear in this Auto Changeover section provide an example of the opposite mode is also being adjusted. When you are used... day. The Auto setting appears only if the thermostat is set to Auto. Auto Changeover Auto Changeover is a feature used in climates where both the cool and heat temperature settings when the system is set up for Auto Changeover by your...
... not adjustable. 69-1713 15 The following pages in the display, the temperature setting of how to change both air conditioning and heating are adjusting the temperature setting, if "!Cool" or ""Heat" appear in this Auto Changeover section provide an example of the opposite mode is also being adjusted. When you are used... day. The Auto setting appears only if the thermostat is set to Auto. Auto Changeover Auto Changeover is a feature used in climates where both the cool and heat temperature settings when the system is set up for Auto Changeover by your...
Owner's Manual
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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 Replace Batt Service Needed Cool On Fan System Auto Cool PRESS THE SYSTEM BUTTON TO CHANGE SYSTEM SETTING TO AUTO. Press the System button to change the System setting to Auto. Auto Changeover (Cont) 1.
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 Replace Batt Service Needed Cool On Fan System Auto Cool PRESS THE SYSTEM BUTTON TO CHANGE SYSTEM SETTING TO AUTO. Press the System button to change the System setting to Auto. Auto Changeover (Cont) 1.
Owner's Manual
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Replace Batt Service Needed Fan Auto Select Heat/Cool SELECT HEAT/ COOL BUTTON TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING M22114 69-1713 17 Auto Changeover (Cont) 2. "Select Heat/Cool" flashes for six seconds. Press the Up or Down button to display the Heat temperature setting. Press the Select Heat/Cool button to raise or lower the cool temperature setting. 3.
Replace Batt Service Needed Fan Auto Select Heat/Cool SELECT HEAT/ COOL BUTTON TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING M22114 69-1713 17 Auto Changeover (Cont) 2. "Select Heat/Cool" flashes for six seconds. Press the Up or Down button to display the Heat temperature setting. Press the Select Heat/Cool button to raise or lower the cool temperature setting. 3.
Owner's Manual
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Inside Heat Setting Service Needed Fan Auto Select Heat/Cool TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING M22116 18 69-1713 Press the Up or Down button to displaying "Auto" for the System setting. "Select Heat/Cool" stops flashing six seconds after the last button press. The thermostat then returns to raise or lower the heat temperature setting. 5. Auto Changeover (Cont) 4.
Inside Heat Setting Service Needed Fan Auto Select Heat/Cool TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING M22116 18 69-1713 Press the Up or Down button to displaying "Auto" for the System setting. "Select Heat/Cool" stops flashing six seconds after the last button press. The thermostat then returns to raise or lower the heat temperature setting. 5. Auto Changeover (Cont) 4.
Owner's Manual
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To order, call your heating and air conditioning dealer or call Honeywell Customer Care at 1-800-468-1502. Replacement Battery Holder- M22018 69-1713 19 Replacement Part 1. Part number 50000951-001 Battery Holder.
To order, call your heating and air conditioning dealer or call Honeywell Customer Care at 1-800-468-1502. Replacement Battery Holder- M22018 69-1713 19 Replacement Part 1. Part number 50000951-001 Battery Holder.
Owner's Manual
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...battery holder. Display is blank. • Check circuit breaker to be sure it is not tripped. • Check power switch at the heating and/ or cooling system to be sure it is closed securely. Check the furnace door to be sure it is closed securely. • If you use ... check that fresh AAA alkaline batteries are : settings do • Heating 40°F to 90°F (4.5°C to Heat by pressing the System button. Temperature Check that the heat temperature setting is not tripped. Check power switch at heating and/or cooling system to be sure it is on . • Set the ...
...battery holder. Display is blank. • Check circuit breaker to be sure it is not tripped. • Check power switch at the heating and/ or cooling system to be sure it is closed securely. Check the furnace door to be sure it is closed securely. • If you use ... check that fresh AAA alkaline batteries are : settings do • Heating 40°F to 90°F (4.5°C to Heat by pressing the System button. Temperature Check that the heat temperature setting is not tripped. Check power switch at heating and/or cooling system to be sure it is on . • Set the ...