Owner's Manual
Page 3
Your new thermostat is ready to go . Table of contents About your new thermostat Thermostat features 2 Quick reference to controls 3 Quick reference to display 4 Programming & Operation Set time and day 5 Select system setting 6 Select fan setting 7 Using program schedules 8 Program schedule overrides 11 Compressor protection 13 RTH4300B Programmable Thermostat Appendices Battery replacement 14 In case of difficulty 15 Customer assistance 17 Accessories 17 1-year limited warranty 18 This thermostat is pre-programmed and ready to go ! See page 9 to check settings.
Your new thermostat is ready to go . Table of contents About your new thermostat Thermostat features 2 Quick reference to controls 3 Quick reference to display 4 Programming & Operation Set time and day 5 Select system setting 6 Select fan setting 7 Using program schedules 8 Program schedule overrides 11 Compressor protection 13 RTH4300B Programmable Thermostat Appendices Battery replacement 14 In case of difficulty 15 Customer assistance 17 Accessories 17 1-year limited warranty 18 This thermostat is pre-programmed and ready to go ! See page 9 to check settings.
Owner's Manual
Page 6
Operating Manual AQbuoicukt ryeofuerrennecwe tthoedrmisopslatyatscreen Low battery warning (see page 14) Replace Batt Current inside temperature Inside 75 Current program period Wake/Leave/Return/Sleep (see pages 8-9) Wake Wed 6:30 AM Set To 75 Heat On Current day/time (see page 5) Temperature setting (see pages 10-12) System status Cool on: Cooling system is on . Heat on: Heating system is on .
Operating Manual AQbuoicukt ryeofuerrennecwe tthoedrmisopslatyatscreen Low battery warning (see page 14) Replace Batt Current inside temperature Inside 75 Current program period Wake/Leave/Return/Sleep (see pages 8-9) Wake Wed 6:30 AM Set To 75 Heat On Current day/time (see page 5) Temperature setting (see pages 10-12) System status Cool on: Cooling system is on . Heat on: Heating system is on .
Owner's Manual
Page 16
... remove thermostat from wallplate. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Pull at bottom to be reset. All other settings are depleted. Replace batteries once a year, or before the batteries are permanently stored in memory, and do not require battery power. 14 The warning flashes about two months before leaving home for more than a month. Install fresh...
... remove thermostat from wallplate. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Pull at bottom to be reset. All other settings are depleted. Replace batteries once a year, or before the batteries are permanently stored in memory, and do not require battery power. 14 The warning flashes about two months before leaving home for more than a month. Install fresh...
Owner's Manual
Page 17
In case of difficulty RTH4300B Programmable Thermostat If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Heat (see page 6). Make ... Inside temperature. • Wait 5 minutes for the system to Cool (see page 6). Make sure the temperature is closed securely. • Make sure fresh AA alkaline batteries are correctly installed (see page 14). Most problems can be corrected quickly and easily. does not respond • Set system switch to respond. 15 Display...
In case of difficulty RTH4300B Programmable Thermostat If you have difficulty with your thermostat, please try the following suggestions. Heating or • Set system switch to Heat (see page 6). Make ... Inside temperature. • Wait 5 minutes for the system to Cool (see page 6). Make sure the temperature is closed securely. • Make sure fresh AA alkaline batteries are correctly installed (see page 14). Most problems can be corrected quickly and easily. does not respond • Set system switch to respond. 15 Display...
Owner's Manual
Page 20
... is determined to be to you purchased it; This warranty does not cover removal or reinstallation costs. If at 1-800-468-1502. HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND, INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY OR 18... Care at any time during the warranty period the product is shown by Honeywell that the defect or malfunction was caused by the consumer. Operating Manual 1-year limited warranty Honeywell warrants this product, excluding battery, to the place from which occurred while the product was in the workmanship or materials,...
... is determined to be to you purchased it; This warranty does not cover removal or reinstallation costs. If at 1-800-468-1502. HONEYWELL SHALL NOT BE LIABLE FOR ANY LOSS OR DAMAGE OF ANY KIND, INCLUDING ANY INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING, DIRECTLY OR 18... Care at any time during the warranty period the product is shown by Honeywell that the defect or malfunction was caused by the consumer. Operating Manual 1-year limited warranty Honeywell warrants this product, excluding battery, to the place from which occurred while the product was in the workmanship or materials,...