69-1713.fm Page 1 Tuesday, June 8, 2004 10:33 AM 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.
69-1713.fm Page 2 Tuesday, June 8, 2004 10:33 AM Contents Features........................................................................3 Get to Know Your Thermostat ......................................4 Thermostat...............................................................4 Display .....................................................................5 Operate Your Thermostat .............................................6 Set System Setting ..................................................
69-1713.fm Page 3 Tuesday, June 8, 2004 10:33 AM Features • Large, Clear, Backlit Display: Easy-to-see and read—even in the dark. • Precise Comfort Control: ±1ºF of your set temperature. • Simplified Operation: Soft-key controls. Simultaneously displays both room temperature and temperature setting. • Easy Change Battery Holder. • Built-in Compressor Protection: Minimum-off timer protects compressor from restarting too early after a shutdown.
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9-1713.fm Page 6 Tuesday, June 8, 2004 10:33 AM Operate Your Thermostat Set System Setting Press the System button to select Heat, Off, Cool or Auto: Heat—Thermostat controls the heating system. Off—Both the heating and cooling systems are off. Cool—Thermostat controls the cooling system. Auto—Thermostat automatically changes between heating and cooling operation, depending on indoor temperature. See Auto Changeover section. CAUTION Equipment Damage Hazard. Air conditioning compressor damage possible.
69-1713.fm Page 7 Tuesday, June 8, 2004 10:33 AM Operate Your Thermostat (Cont) Set Fan Setting Press the Fan button to select Auto or On: Auto—Normal setting for most homes. The fan runs only when the heating or cooling system is on. On—The fan runs continuously. Use this setting for improved air circulation or for more efficient air cleaning. Inside Replace Batt Cool Setting Service Needed Fan Auto CoolOn System Cool PRESS THE FAN BUTTON TO SELECT AUTO OR ON.
69-1713.fm Page 8 Tuesday, June 8, 2004 10:33 AM Operate Your Thermostat (Cont) Change Temperature Setting Press the Up or Down button to select the desired temperature setting. TEMPERATURE SETTING PRESS THIS BUTTON TO RAISE THE TEMPERATURE SETTING Inside Replace Batt PRESS THIS BUTTON TO LOWER THE TEMPERATURE SETTING Service Needed Fan Auto CoolOn System Cool TEMPERATURE SETTING RANGE: HEAT: 40°TO 90°F (4.
69-1713.fm Page 9 Tuesday, June 8, 2004 10:33 AM Replace Batteries 1. AA alkaline batteries. 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 Cool Auto M22110 The thermostat does not lose any settings when the batteries are replaced; all settings are permanently stored in memory.
69-1713.fm Page 10 Tuesday, June 8, 2004 10:33 AM Replace Batteries (Cont) 2. 3. Press the battery holder latch to release the battery holder. Remove the battery holder from the thermostat.
69-1713.fm Page 11 Tuesday, June 8, 2004 10:33 AM Replace Batteries (Cont) 4. Remove the old batteries and insert two fresh AAA alkaline batteries as marked on the battery holder.
69-1713.fm Page 12 Tuesday, June 8, 2004 10:33 AM Replace Batteries (Cont) 5. Insert battery holder as shown.
69-1713.fm Page 13 Tuesday, June 8, 2004 10:33 AM Review Battery Tips 1. Replace the batteries as soon as Replace Battery flashes in the display. The Replace Battery indicator flashes in the display two months before the batteries run down completely. 2. Always use fresh AAA alkaline batteries. Nonalkaline batteries do not last as long and can leak, causing damage to the thermostat. 3.
69-1713.fm Page 14 Tuesday, June 8, 2004 10:33 AM Built-in Compressor Protection The TH5110D Thermostat has built-in compressor protection (minimum-off timer) that prevents the compressor from restarting too early after a shutdown. The minimum-off timer is activated after the compressor turns off. If there is a call during the minimum-off timer, the thermostat flashes “Cool On” or “Heat On” a in the display.
69-1713.fm Page 15 Tuesday, June 8, 2004 10:33 AM 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. In some installations, Auto may be the only system selection.
69-1713.fm Page 16 Tuesday, June 8, 2004 10:33 AM 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.
69-1713.fm Page 17 Tuesday, June 8, 2004 10:33 AM Auto Changeover (Cont) 2. 3. 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.
69-1713.fm Page 18 Tuesday, June 8, 2004 10:33 AM Auto Changeover (Cont) 4. 5. 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.
69-1713.fm Page 19 Tuesday, June 8, 2004 10:33 AM Replacement Part 1. Replacement Battery Holder— 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.
69-1713.fm Page 20 Tuesday, June 8, 2004 10:33 AM Troubleshooting Tips If . . . Display is blank. Then . . . • Check circuit breaker to be sure it is not tripped. • Check power switch at heating and/or cooling system to be sure it is on. • Check furnace door to be sure it is closed securely. • 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).
69-1713.fm Page 21 Tuesday, June 8, 2004 10:33 AM Troubleshooting Tips (Cont) If . . . Then . . . Cooling • Set the system to Cool by pressing the system does System button. not turn on. • Check the cool temperature setting to be sure it is set below room temperature and “Cool On” shows solidly in the display. • Check the circuit breaker to be sure it is not tripped. • Check the power switch at the heating and/or cooling system to be sure it is on.
69-1713.fm Page 22 Tuesday, June 8, 2004 10:33 AM Troubleshooting Tips (Cont) If . . . Then . . . “Cool On” is Set System setting to Cool and set the not shown in temperature setting below the room the display. temperature. 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. “Heat On” is Compressor minimum-off timer is active. flashing in Wait up to five minutes for the heating the display system to turn on.
69-1713.fm Page 23 Tuesday, June 8, 2004 10:33 AM 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. Before calling, please have the thermostat model number and date code available.
69-1713.fm Page 24 Tuesday, June 8, 2004 10:33 AM Limited Five-Year Warranty Honeywell warrants this product, excluding battery, to be free from defects in the workmanship or materials, under normal use and service, for a period of five (5) years from the date of purchase by the consumer. If, at any time during the warranty period, the product is defective or malfunctions, Honeywell shall repair or replace it (at Honeywell’s option) within a reasonable period of time.
69-1713.fm Page 25 Tuesday, June 8, 2004 10:33 AM Limited Five-Year Warranty (Cont) 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 FIVE-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.
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69-1713.fm Page 28 Tuesday, June 8, 2004 10:33 AM Automation and Control Solutions Honeywell International Inc. 1985 Douglas Drive North Golden Valley, MN 55422 69-1713 G.H. 5-04 Honeywell Limited-Honeywell Limitée 35 Dynamic Drive Scarborough, Ontario M1V 4Z9 www.honeywell.