Owner's Manual
Page 3
Read and save these instructions. ® U.S. Patents pending. © 2009 Honeywell International Inc. All rights reserved. Registered Trademark. To prevent possible compressor damage, do not use Cooling mode when the outdoor temperature is below 50 °F (... Series This manual covers the following models: TH1100D: For 1-Heat systems TH1110D: For 1-Heat / 1-Cool systems TH1210D: For 2-Heat / 1-Cool heat pump systems (Remove the thermostat from its wallplate to find the model number.) CAUTION: EQUIPMENT DAMAGE HAZARD. For assistance with this product please visit http://yourhome...
Read and save these instructions. ® U.S. Patents pending. © 2009 Honeywell International Inc. All rights reserved. Registered Trademark. To prevent possible compressor damage, do not use Cooling mode when the outdoor temperature is below 50 °F (... Series This manual covers the following models: TH1100D: For 1-Heat systems TH1110D: For 1-Heat / 1-Cool systems TH1210D: For 2-Heat / 1-Cool heat pump systems (Remove the thermostat from its wallplate to find the model number.) CAUTION: EQUIPMENT DAMAGE HAZARD. For assistance with this product please visit http://yourhome...
Owner's Manual
Page 4
ENGLISH Operating Manual Table of contents Overview Thermostat features 1 Quick reference to controls 2 Quick reference to display 3 Operation System switch (Heat/Cool 4 Fan switch (Auto/On 5 Temperature controls 6 Compressor protection 7 Appendices Battery replacement 8 In case of difficulty 9 Customer assistance 10 2-year limited warranty 11
ENGLISH Operating Manual Table of contents Overview Thermostat features 1 Quick reference to controls 2 Quick reference to display 3 Operation System switch (Heat/Cool 4 Fan switch (Auto/On 5 Temperature controls 6 Compressor protection 7 Appendices Battery replacement 8 In case of difficulty 9 Customer assistance 10 2-year limited warranty 11
Owner's Manual
Page 5
ENGLISH PRO 1000 Series About your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to setpoint temperature • Built-in compressor protection 1 Features • Backlit display is easy to read • Displays ambient (measured) temperature at all times • One-touch access to -use, push-button climate control.
ENGLISH PRO 1000 Series About your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to setpoint temperature • Built-in compressor protection 1 Features • Backlit display is easy to read • Displays ambient (measured) temperature at all times • One-touch access to -use, push-button climate control.
Owner's Manual
Page 11
During the wait time, the message Cool On or Heat On flashes on . 7 When the safe wait time has elapsed, the message stops flashing and the compressor turns on the screen. ENGLISH PRO 1000 Series Built-in compressor protection (select models) Your thermostat has a feature that helps prevent damage to wait 5 minutes before restarting. Because damage can occur if the compressor is restarted too soon after shutdown, this feature forces the compressor to the compressor of your air conditioning or heat pump system.
During the wait time, the message Cool On or Heat On flashes on . 7 When the safe wait time has elapsed, the message stops flashing and the compressor turns on the screen. ENGLISH PRO 1000 Series Built-in compressor protection (select models) Your thermostat has a feature that helps prevent damage to wait 5 minutes before restarting. Because damage can occur if the compressor is restarted too soon after shutdown, this feature forces the compressor to the compressor of your air conditioning or heat pump system.
Owner's Manual
Page 12
... without AC power or batteries. The settings are stored in non-volatile (permanent) memory and are depleted if the thermostat is connected to 24 VAC. 8 Install two fresh AAA batteries when Lo Batt (low batteries) flashes on the screen. The message appears for more than a ...month. Replace batteries once a year, or when you will not appear when the batteries are thus preserved when the thermostat is connected to Off before the batteries are removed. NOTE: The low-battery icon will be away for 60 days before removing the batteries. Otherwise...
... without AC power or batteries. The settings are stored in non-volatile (permanent) memory and are depleted if the thermostat is connected to 24 VAC. 8 Install two fresh AAA batteries when Lo Batt (low batteries) flashes on the screen. The message appears for more than a ...month. Replace batteries once a year, or when you will not appear when the batteries are thus preserved when the thermostat is connected to Off before the batteries are removed. NOTE: The low-battery icon will be away for 60 days before removing the batteries. Otherwise...
Owner's Manual
Page 13
E2 appears on the screen. Replace the thermostat. 9 E1 appears on the screen. Temperature settings cannot be changed. HI appears on the screen. ENGLISH PRO 1000 Series In case of 5 minutes). • The ... flashing. Cool On or Heat On is opened. Wait for the delay to 37 °C). • The compressor protection delay has been activated. Replace the thermostat. • The temperature sensor circuit is shorted. LO appears on the screen. • Check circuit breaker and reset if necessary. • Ensure the heating/cooling...
E2 appears on the screen. Replace the thermostat. 9 E1 appears on the screen. Temperature settings cannot be changed. HI appears on the screen. ENGLISH PRO 1000 Series In case of 5 minutes). • The ... flashing. Cool On or Heat On is opened. Wait for the delay to 37 °C). • The compressor protection delay has been activated. Replace the thermostat. • The temperature sensor circuit is shorted. LO appears on the screen. • Check circuit breaker and reset if necessary. • Ensure the heating/cooling...