Owner's Manual
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RTH6300B Programmable Thermostat Table of contents Getting started Installation tips 2 Pre-installation checklist 3 Old thermostat removal Remove old thermostat 5 Identify and label wires 6 New thermostat installation Wallplate mounting 9 Wire connections 12 Battery installation 14 Thermostat mounting 15 System setup How to change settings 16 Set system type 17 Set changeover valve 18 Set heating fan control 19 Set heating cycle rate 20 Set temperature display 21 Appendices In case of difficulty 22 Customer assistance 25 Replacement parts 25 Limited 1-year warranty 26 1
RTH6300B Programmable Thermostat Table of contents Getting started Installation tips 2 Pre-installation checklist 3 Old thermostat removal Remove old thermostat 5 Identify and label wires 6 New thermostat installation Wallplate mounting 9 Wire connections 12 Battery installation 14 Thermostat mounting 15 System setup How to change settings 16 Set system type 17 Set changeover valve 18 Set heating fan control 19 Set heating cycle rate 20 Set temperature display 21 Appendices In case of difficulty 22 Customer assistance 25 Replacement parts 25 Limited 1-year warranty 26 1
Owner's Manual
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... simple steps • Label wires and remove your old thermostat (see pages 5-8). • Install and wire your new thermostat (see pages 9-15). • Set your new thermostat to go before you 've never done it before! Installation tips • Have everything you need ready to match your heating/cooling system (see page 8). 2 Installation Guide Installation is easy - Your new thermostat has been designed for fast, easy installation. Use wire labels instead (see pages...
... simple steps • Label wires and remove your old thermostat (see pages 5-8). • Install and wire your new thermostat (see pages 9-15). • Set your new thermostat to go before you 've never done it before! Installation tips • Have everything you need ready to match your heating/cooling system (see page 8). 2 Installation Guide Installation is easy - Your new thermostat has been designed for fast, easy installation. Use wire labels instead (see pages...
Owner's Manual
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If so, see inside front cover of this manual for proper disposal instructions. RTH6300B Programmable Thermostat Remove your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and thermostat, but leave wallplate with wires attached. Old thermostat Cover 5 Leave wallplate in place Is there a sealed tube containing mercury?
If so, see inside front cover of this manual for proper disposal instructions. RTH6300B Programmable Thermostat Remove your old thermostat 1 Turn off power at heating/cooling system (or fuse/circuit-breaker panel). 2 Remove cover and thermostat, but leave wallplate with wires attached. Old thermostat Cover 5 Leave wallplate in place Is there a sealed tube containing mercury?
Owner's Manual
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... installation and call 1-800-468-1502 for advice. You may not be compatible with your old thermostat. If any of the wall and attached to a terminal marked "C" or "C1" do not count that wire in your system. Do you have 6 or more wires, your total. Count the number of wires coming out of them are attached to terminals in your new thermostat may...
... installation and call 1-800-468-1502 for advice. You may not be compatible with your old thermostat. If any of the wall and attached to a terminal marked "C" or "C1" do not count that wire in your system. Do you have 6 or more wires, your total. Count the number of wires coming out of them are attached to terminals in your new thermostat may...
Owner's Manual
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Wrap the bare metal ends of each unused wire with electrical tape, so it .You will not use C or C1 wire 7 Do not use unconnected wires Do not use If any wires are not attached to terminals in your old thermostat, do not connect them to your new thermostat. RTH6300B Programmable Thermostat Identify wires you will not connect it to your new thermostat. If a wire is attached to a terminal marked "C" or "C1," disconnect it cannot touch and short out other wires.
Wrap the bare metal ends of each unused wire with electrical tape, so it .You will not use C or C1 wire 7 Do not use unconnected wires Do not use If any wires are not attached to terminals in your old thermostat, do not connect them to your new thermostat. RTH6300B Programmable Thermostat Identify wires you will not connect it to your new thermostat. If a wire is attached to a terminal marked "C" or "C1," disconnect it cannot touch and short out other wires.
Owner's Manual
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Installation Guide Label wires and remove old wallplate Use a screwdriver to disconnect wires one by one.As you disconnect each wire Do not let wires fall into wall opening . Be careful not to identify wire types. 8 Wrap supplied labels securely around each wire, wrap it with the label matching the letter on your old thermostat. (Adhesive labels are supplied in your thermostat package.) Remove the old wallplate only after all wires are labeled. IGNORE WIRE COLORS: Use only letter designations to let loose wires fall into the wall opening !
Installation Guide Label wires and remove old wallplate Use a screwdriver to disconnect wires one by one.As you disconnect each wire Do not let wires fall into wall opening . Be careful not to identify wire types. 8 Wrap supplied labels securely around each wire, wrap it with the label matching the letter on your old thermostat. (Adhesive labels are supplied in your thermostat package.) Remove the old wallplate only after all wires are labeled. IGNORE WIRE COLORS: Use only letter designations to let loose wires fall into the wall opening !
Owner's Manual
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Installation Guide Connect wires (typical installation) 1 Match each labeled wire with same letter on thermostat, see next page. If labels do not match letters on terminal 2 Use a screwdriver to loosen screw terminals, insert wires, then tighten screws 3 Push any excess wire back into the wall opening. Labels don't match? Remove metal jumper if you have both "R" and "Rc" wires 12
Installation Guide Connect wires (typical installation) 1 Match each labeled wire with same letter on thermostat, see next page. If labels do not match letters on terminal 2 Use a screwdriver to loosen screw terminals, insert wires, then tighten screws 3 Push any excess wire back into the wall opening. Labels don't match? Remove metal jumper if you have both "R" and "Rc" wires 12
Owner's Manual
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If wires will be connected to O/B W. Connect O wire to both O and B if you have a heat pump. Do not use . RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not use C, X or B. Wrap B wire with electrical tape. 13 Do not connect both R and Rc terminals, remove metal jumper (see notes, below). Wrap bare end of wire with electrical tape and do not match letters on the thermostat, check the chart at right and connect to terminal as shown here (see page 12).
If wires will be connected to O/B W. Connect O wire to both O and B if you have a heat pump. Do not use . RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not use C, X or B. Wrap B wire with electrical tape. 13 Do not connect both R and Rc terminals, remove metal jumper (see notes, below). Wrap bare end of wire with electrical tape and do not match letters on the thermostat, check the chart at right and connect to terminal as shown here (see page 12).
Owner's Manual
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Wallplate Thermostat TIP: If wires interfere when you try to mount the thermostat, push excess wire back into place. 2 Restore electrical power at the heating/cooling system, or at the fuse/circuit-breaker panel. RTH6300B Programmable Thermostat Mount thermostat and restore electrical power 1 Align the 4 tabs on the wallplate with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps into the wall opening. 15
Wallplate Thermostat TIP: If wires interfere when you try to mount the thermostat, push excess wire back into place. 2 Restore electrical power at the heating/cooling system, or at the fuse/circuit-breaker panel. RTH6300B Programmable Thermostat Mount thermostat and restore electrical power 1 Align the 4 tabs on the wallplate with corresponding slots on the back of the thermostat, then push gently until the thermostat snaps into the wall opening. 15
Owner's Manual
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Function number Setting 10 Done Next To begin, press and hold the and FAN buttons to enter system setup. Press and hold the and FAN Press or to exit and save settings. 16 Installation Guide System setup (set thermostat to match your system) Next, you must set the thermostat to next function. buttons until the display changes: Press NEXT to advance to control the heating and cooling system in your home. Press DONE to change settings.
Function number Setting 10 Done Next To begin, press and hold the and FAN buttons to enter system setup. Press and hold the and FAN Press or to exit and save settings. 16 Installation Guide System setup (set thermostat to match your system) Next, you must set the thermostat to next function. buttons until the display changes: Press NEXT to advance to control the heating and cooling system in your home. Press DONE to change settings.
Owner's Manual
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... to select the type of climate control system you have in your home: 0 Heating & cooling: Gas, oil or electric heating with central air conditioning. 1 Heat pump: Outside compressor provides both heating and cooling. 2 Heating only: Gas, oil or electric heating without central air conditioning. 3 Heating only with fan: Gas, oil or electric heating without central air conditioning. (Use this setting if you could turn the fan on and off with a fan switch on your old thermostat.) 17 RTH6300B Programmable Thermostat Function 1: System type 10 Done Next...
... to select the type of climate control system you have in your home: 0 Heating & cooling: Gas, oil or electric heating with central air conditioning. 1 Heat pump: Outside compressor provides both heating and cooling. 2 Heating only: Gas, oil or electric heating without central air conditioning. 3 Heating only with fan: Gas, oil or electric heating without central air conditioning. (Use this setting if you could turn the fan on and off with a fan switch on your old thermostat.) 17 RTH6300B Programmable Thermostat Function 1: System type 10 Done Next...
Owner's Manual
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... change setting. Installation Guide Function 2: Heat pump changeover valve 20 Done Next Press to continue. 18 Press the or button to select whether your changeover valve is selected, press NEXT to the O/B W wire terminal (see page 13). When correct setting is used in heating or cooling: 0 Cooling changeover valve: Use this setting if you connected a wire labeled "O" to the O/B W wire terminal (see page 13). 1 Heating changeover valve: Use this setting if you connected a wire labeled "B" to display...
... change setting. Installation Guide Function 2: Heat pump changeover valve 20 Done Next Press to continue. 18 Press the or button to select whether your changeover valve is selected, press NEXT to the O/B W wire terminal (see page 13). When correct setting is used in heating or cooling: 0 Cooling changeover valve: Use this setting if you connected a wire labeled "O" to the O/B W wire terminal (see page 13). 1 Heating changeover valve: Use this setting if you connected a wire labeled "B" to display...
Owner's Manual
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RTH6300B Programmable Thermostat Function 3: Heating fan control Press the or button to select your heat- 3 0 ing system and fan operation: Done Next Press to continue. 19 Note: If Function 3 does not appear, please turn to the next page to change setting. When correct setting is selected, press NEXT to display next function. 0 Gas or oil heat: Use this setting if you have a gas or oil heating system (system controls fan operation). 1 Electric heat: Use this setting if you have an electric heating system (thermostat controls fan operation).
RTH6300B Programmable Thermostat Function 3: Heating fan control Press the or button to select your heat- 3 0 ing system and fan operation: Done Next Press to continue. 19 Note: If Function 3 does not appear, please turn to the next page to change setting. When correct setting is selected, press NEXT to display next function. 0 Gas or oil heat: Use this setting if you have a gas or oil heating system (system controls fan operation). 1 Electric heat: Use this setting if you have an electric heating system (thermostat controls fan operation).
Owner's Manual
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... button to continue. 20 Note: If Function 5 does not appear, please turn to the next page to select your heating system and optimize its operation: 5 Gas or oil furnace: Use this setting if you have a steam or gravity heat system. When correct setting is less than 90% efficient. 9 Electric furnace: Use this setting if you have any type of electric heating system. 3 Hot water or high-efficiency furnace: Use...
... button to continue. 20 Note: If Function 5 does not appear, please turn to the next page to select your heating system and optimize its operation: 5 Gas or oil furnace: Use this setting if you have a steam or gravity heat system. When correct setting is less than 90% efficient. 9 Electric furnace: Use this setting if you have any type of electric heating system. 3 Hot water or high-efficiency furnace: Use...
Owner's Manual
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When correct setting is selected, press DONE to change setting. RTH6300B Programmable Thermostat Function 14: Temperature display 14 Press the or button to select 0 Fahrenheit or Celsius temperature display: 0 Fahrenheit temperature display (°F) 1 Celsius temperature display (°C) Done Next Press to exit and save changes. 21
When correct setting is selected, press DONE to change setting. RTH6300B Programmable Thermostat Function 14: Temperature display 14 Press the or button to select 0 Fahrenheit or Celsius temperature display: 0 Fahrenheit temperature display (°F) 1 Celsius temperature display (°C) Done Next Press to exit and save changes. 21
Owner's Manual
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... Cool Fan does not • Check Function 3: Heating Fan Control to make sure it is blank • Make sure fresh AA alkaline batteries are set to 37°C). Display is set to acceptable ranges: • Heat: 40° to 90°F (4.5° to 32°C). • Cool: 50° to 99°F (10° to match turn on when your thermostat, please try the suggestions below. Installation Guide...
... Cool Fan does not • Check Function 3: Heating Fan Control to make sure it is blank • Make sure fresh AA alkaline batteries are set to 37°C). Display is set to acceptable ranges: • Heat: 40° to 90°F (4.5° to 32°C). • Cool: 50° to 99°F (10° to match turn on when your thermostat, please try the suggestions below. Installation Guide...
Owner's Manual
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..., without damage to Heat. Wait 5 minutes for the system to respond. Press SYSTEM button to set system to the compressor. 23 Make sure the temperature is engaged. Make sure the temperature is set lower than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on " is flashing • Compressor protection feature is set higher than the Inside temperature.
..., without damage to Heat. Wait 5 minutes for the system to respond. Press SYSTEM button to set system to the compressor. 23 Make sure the temperature is engaged. Make sure the temperature is set lower than the Inside temperature. • Check circuit breaker and reset if necessary. • Make sure power switch at heating & cooling system is on " is flashing • Compressor protection feature is set higher than the Inside temperature.
Owner's Manual
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... it is set to make sure it is running at • Grasp and pull thermostat away from wallplate. ment running in cool mode • Check Function 2: Heat Pump Changeover Valve to match your is properly configured for your system (see page 18). cool mode 24 heating and cooling equipment (see page 17). Installation Guide In case of difficulty Heat pump issues cool air in heat mode, or warm air in heating and cooling equipment (see...
... it is set to make sure it is running at • Grasp and pull thermostat away from wallplate. ment running in cool mode • Check Function 2: Heat Pump Changeover Valve to match your is properly configured for your system (see page 18). cool mode 24 heating and cooling equipment (see page 17). Installation Guide In case of difficulty Heat pump issues cool air in heat mode, or warm air in heating and cooling equipment (see...
Owner's Manual
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Battery holder Part No. 50007072-001 Cover plate assembly ........Part No. 50002883-001 (Use to cover marks left by old thermostats.) 25 Accessories/replacement parts To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. To save time, please remove the battery holder and note your model number and date code before calling. RTH6300B Programmable Thermostat Customer assistance Model number xxxxxxx Date code xxxxxxx For assistance with this product, please visit www.honeywell.com/yourhome. Or call Honeywell Customer Care toll-free at 1-800-468-1502.
Battery holder Part No. 50007072-001 Cover plate assembly ........Part No. 50002883-001 (Use to cover marks left by old thermostats.) 25 Accessories/replacement parts To order, please call Honeywell Customer Care toll-free at 1-800-468-1502. To save time, please remove the battery holder and note your model number and date code before calling. RTH6300B Programmable Thermostat Customer assistance Model number xxxxxxx Date code xxxxxxx For assistance with this product, please visit www.honeywell.com/yourhome. Or call Honeywell Customer Care toll-free at 1-800-468-1502.