Owner's Manual
Page 3
Your new thermostat is ready to go . See page 9 to check settings. 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 !
Your new thermostat is ready to go . See page 9 to check settings. 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 !
Owner's Manual
Page 4
Features • Separately programmable weekday/weekend schedules. • One-touch temp control overrides program schedule at any time. • Energy Star® compliant to greatly reduce your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to read. • Displays both room temperature and temperature setting. • Built-in compressor protection. Operating Manual About your heating/cooling expenses. • Large, clear display is easy to -use, push-button climate control.
Features • Separately programmable weekday/weekend schedules. • One-touch temp control overrides program schedule at any time. • Energy Star® compliant to greatly reduce your new thermostat Your new Honeywell thermostat has been designed to give you many years of reliable service and easy-to read. • Displays both room temperature and temperature setting. • Built-in compressor protection. Operating Manual About your heating/cooling expenses. • Large, clear display is easy to -use, push-button climate control.
Owner's Manual
Page 5
System switch (see page 7) On: Fan runs continuously. AQbuoicukt ryeofuerrennecwe tthoecrmonotsrtoalst Temperature adjustment (see page 10-12) Fan Switch (see page 6) • Cool: Cooling system control. • Off: All systems off. • Heat: Heating system control. Auto: Fan runs only when heating or cooling system is on. RTH4300B Programmable Thermostat • Set: Press to set time/day/ schedule. • Hold: Press to override programmed temperature control. • Run: Press to resume program schedule.
System switch (see page 7) On: Fan runs continuously. AQbuoicukt ryeofuerrennecwe tthoecrmonotsrtoalst Temperature adjustment (see page 10-12) Fan Switch (see page 6) • Cool: Cooling system control. • Off: All systems off. • Heat: Heating system control. Auto: Fan runs only when heating or cooling system is on. RTH4300B Programmable Thermostat • Set: Press to set time/day/ schedule. • Hold: Press to override programmed temperature control. • Run: Press to resume program schedule.
Owner's Manual
Page 7
Set 6:30 Clock AM Press SET, then select current day. Press RUN to select the day of the week. 3. Set Day 1. Note: If the display flashes Set Clock, the thermostat will follow your settings for the weekday "Wake" time period until you reset the time and day. Wed Press the SET button, then press s or t to save & exit. ASebtoutht eyotiumr eneawndthdearymostat RTH4300B Programmable Thermostat Press SET, then adjust time. Press the SET button, then press s or t to set the clock time. 2.
Set 6:30 Clock AM Press SET, then select current day. Press RUN to select the day of the week. 3. Set Day 1. Note: If the display flashes Set Clock, the thermostat will follow your settings for the weekday "Wake" time period until you reset the time and day. Wed Press the SET button, then press s or t to save & exit. ASebtoutht eyotiumr eneawndthdearymostat RTH4300B Programmable Thermostat Press SET, then adjust time. Press the SET button, then press s or t to set the clock time. 2.
Owner's Manual
Page 9
Set FAN switch to "On," the fan runs continuously. If set to choose whether the fan runs continuously or only as needed. Use this setting for improved air circulation, or for more efficient air cleaning. ASebloeuctt ytohuerfnanewsetthteinrmg ostat RTH4300B Programmable Thermostat Set the FAN switch to Auto or On. In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
Set FAN switch to "On," the fan runs continuously. If set to choose whether the fan runs continuously or only as needed. Use this setting for improved air circulation, or for more efficient air cleaning. ASebloeuctt ytohuerfnanewsetthteinrmg ostat RTH4300B Programmable Thermostat Set the FAN switch to Auto or On. In "Auto" mode (the most commonly used setting), the fan runs only when the heating or cooling system is on.
Owner's Manual
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... recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (See next page to use EnergyStar® program settings. RTH4300B Programmable Thermostat AEnbeorugtyySotuarr®nseewtttinhgesrmfoorstmataximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00...
... recommend these settings, since they can reduce your heating/cooling expenses by as much as 33%. (See next page to use EnergyStar® program settings. RTH4300B Programmable Thermostat AEnbeorugtyySotuarr®nseewtttinhgesrmfoorstmataximum cost savings This thermostat is pre-set to adjust times and temperatures of each time period.) Wake (6:00 am) Leave (8:00...
Owner's Manual
Page 13
.... This will temporarily override the temperature setting for the day. Set To 75 6:30 AM Press s or t to cancel temporary setting and resume program schedule. RTH4300B Programmable Thermostat APrboogurtaymousrchnedwutleheorvmeorrsidtaet (temporary) Press to turn up the heat early in the morning, it will automatically be maintained only until the next programmed time period...
.... This will temporarily override the temperature setting for the day. Set To 75 6:30 AM Press s or t to cancel temporary setting and resume program schedule. RTH4300B Programmable Thermostat APrboogurtaymousrchnedwutleheorvmeorrsidtaet (temporary) Press to turn up the heat early in the morning, it will automatically be maintained only until the next programmed time period...
Owner's Manual
Page 15
... On if you have a heat pump). When the safe wait time has elapsed, the message stops flashing and the compressor turns on. 13 ABbuoiltu-tinyocuormnperwestshoerrpmrostetacttion RTH4300B Programmable Thermostat Inside Set To 75 75 6:30 AM Wake Wed Cool On Message flashes until safe restart time has elapsed. This feature helps prevent damage...
... On if you have a heat pump). When the safe wait time has elapsed, the message stops flashing and the compressor turns on. 13 ABbuoiltu-tinyocuormnperwestshoerrpmrostetacttion RTH4300B Programmable Thermostat Inside Set To 75 75 6:30 AM Wake Wed Cool On Message flashes until safe restart time has elapsed. This feature helps prevent damage...
Owner's Manual
Page 17
Make sure the temperature is set higher than the Inside temperature. • Wait 5 minutes for the system to Cool (see page 6). 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 sure ...
Make sure the temperature is set higher than the Inside temperature. • Wait 5 minutes for the system to Cool (see page 6). 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 sure ...
Owner's Manual
Page 19
ACbuosutotmyoeur ransseiwstathnecremostat RTH4300B Programmable Thermostat Pull at 1-800-468-1502. For assistance with this product, please visit http://yourhome.honeywell.com. Accessories To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. Turn thermostat over to cover marks left by old thermostats. 17 To save time, please note ... model number and date code before calling. Cover plate assembly*....Part No. 50002883-001 *Use to find model number and date code. Or call Honeywell Customer Care toll-free at bottom to remove thermostat from wallplate.
ACbuosutotmyoeur ransseiwstathnecremostat RTH4300B Programmable Thermostat Pull at 1-800-468-1502. For assistance with this product, please visit http://yourhome.honeywell.com. Accessories To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. Turn thermostat over to cover marks left by old thermostats. 17 To save time, please note ... model number and date code before calling. Cover plate assembly*....Part No. 50002883-001 *Use to find model number and date code. Or call Honeywell Customer Care toll-free at bottom to remove thermostat from wallplate.
Owner's Manual
Page 21
...THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS HEREBY LIMITED TO THE ONE-YEAR DURATION OF THIS WARRANTY. 1-year limited warranty RTH4300B Programmable Thermostat INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER FAILURE OF THIS PRODUCT. If you have other rights ...and you . Some states do not allow the exclusion or limitation of incidental or consequential damages, so this warranty, please write Honeywell Customer Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-468-1502. In Canada, write Retail Products ON15-02H...
...THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, IS HEREBY LIMITED TO THE ONE-YEAR DURATION OF THIS WARRANTY. 1-year limited warranty RTH4300B Programmable Thermostat INDIRECTLY, FROM ANY BREACH OF ANY WARRANTY, EXPRESS OR IMPLIED, OR ANY OTHER FAILURE OF THIS PRODUCT. If you have other rights ...and you . Some states do not allow the exclusion or limitation of incidental or consequential damages, so this warranty, please write Honeywell Customer Relations, 1985 Douglas Dr, Golden Valley, MN 55422 or call 1-800-468-1502. In Canada, write Retail Products ON15-02H...