Owner's Manual
Page 2
... Inc. Patents pending. All rights reserved. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at a glance. Registered Trademark. This manual covers the following model: RTH4300B: For 1 Heat/1 Cool systems CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when...
... Inc. Patents pending. All rights reserved. For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at a glance. Registered Trademark. This manual covers the following model: RTH4300B: For 1 Heat/1 Cool systems CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when...
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 6
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 . 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 .
Owner's Manual
Page 8
To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). CAUTION: EQUIPMENT DAMAGE HAZARD. Operating Manual ASebloeuctt ytohuersnyetswtetmhesrmetotisntgat The SYSTEM switch can be set to control the heating or cooling system. Set SYSTEM switch to control your heating or cooling system, depending on the season. • Cool: Cooling system control. • Off: All systems are off. • Heat: Heating system control.
To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). CAUTION: EQUIPMENT DAMAGE HAZARD. Operating Manual ASebloeuctt ytohuersnyetswtetmhesrmetotisntgat The SYSTEM switch can be set to control the heating or cooling system. Set SYSTEM switch to control your heating or cooling system, depending on the season. • Cool: Cooling system control. • Off: All systems are off. • Heat: Heating system control.
Owner's Manual
Page 10
Operating Manual ASabvoeutmyoonuerynbeywstehtetirnmgopsrtoagt ram schedules It's easy to program your system for weekdays and weekends. RETURN 6:00 pm 70 ° Set to the time you leave home ...
Operating Manual ASabvoeutmyoonuerynbeywstehtetirnmgopsrtoagt ram schedules It's easy to program your system for weekdays and weekends. RETURN 6:00 pm 70 ° Set to the time you leave home ...
Owner's Manual
Page 12
... set your weekday Wake time (Mon-Fri), then press SET. 3. Press SET to save & exit. Press SET until Set Schedule is set desired temperature. Operating Manual AToboaudtjuysotupr rnoegwratmhesrcmhoesdtualtes Press SET 3 times, then adjust time.
... set your weekday Wake time (Mon-Fri), then press SET. 3. Press SET to save & exit. Press SET until Set Schedule is set desired temperature. Operating Manual AToboaudtjuysotupr rnoegwratmhesrcmhoesdtualtes Press SET 3 times, then adjust time.
Owner's Manual
Page 14
... Set To 70 6:30 AM Press to cancel "Hold" and resume the program schedule. The "Hold" feature turns off the program schedule and allows you manually change it, or press RUN to cancel "Hold" setting and resume program schedule. This will be maintained 24 hours a day, until you to permanently adjust...
... Set To 70 6:30 AM Press to cancel "Hold" and resume the program schedule. The "Hold" feature turns off the program schedule and allows you manually change it, or press RUN to cancel "Hold" setting and resume program schedule. This will be maintained 24 hours a day, until you to permanently adjust...
Owner's Manual
Page 16
... the batteries are depleted. All other settings are inserted within one minute, the time and day will not have to remove thermostat from wallplate. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Pull at bottom to be reset. The warning flashes about two months before leaving home for more than a month.
... the batteries are depleted. All other settings are inserted within one minute, the time and day will not have to remove thermostat from wallplate. Operating Manual ABbatotuetryyoruerplnaecwemtheenrtmostat Pull at bottom to be reset. The warning flashes about two months before leaving home for more than a month.
Owner's Manual
Page 18
...°C). change • Cool: 50° to 99°F (10° to restore Energy Star default settings (see page 9): Energy Star® default settings 1. Operating Manual In case of difficulty Temperature Make sure heating and cooling temperatures are set the temperature level above the displayed current room temperature (see page 6). Press...
...°C). change • Cool: 50° to 99°F (10° to restore Energy Star default settings (see page 9): Energy Star® default settings 1. Operating Manual In case of difficulty Temperature Make sure heating and cooling temperatures are set the temperature level above the displayed current room temperature (see page 6). Press...
Owner's Manual
Page 20
...bill of sale or other dated proof of purchase, to the place from the date of one (1) year from which you . Operating Manual 1-year limited warranty Honeywell warrants this product, excluding battery, to repair or replace the product within the terms stated above. This warranty shall not apply if it...defective, (i) return it (at 1-800-468-1502. This warranty does not cover removal or reinstallation costs. If the product is shown by Honeywell that the defect or malfunction was in the workmanship or materials, under normal use and service, for a period of purchase by damage which ...
...bill of sale or other dated proof of purchase, to the place from the date of one (1) year from which you . Operating Manual 1-year limited warranty Honeywell warrants this product, excluding battery, to repair or replace the product within the terms stated above. This warranty shall not apply if it...defective, (i) return it (at 1-800-468-1502. This warranty does not cover removal or reinstallation costs. If the product is shown by Honeywell that the defect or malfunction was in the workmanship or materials, under normal use and service, for a period of purchase by damage which ...