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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... your new thermostat to go before you 've never done it before! Your new thermostat has been designed for fast, easy installation. Use wire labels instead (see pages 16-21). Just follow the simple, step-by-step instructions in three 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 heating/cooling system (see page 8). 2 even if you begin (see pages 3-4)....
... your new thermostat to go before you 've never done it before! Your new thermostat has been designed for fast, easy installation. Use wire labels instead (see pages 16-21). Just follow the simple, step-by-step instructions in three 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 heating/cooling system (see page 8). 2 even if you begin (see pages 3-4)....
Owner's Manual
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RTH6300B Programmable Thermostat Pre-installation checklist Check to make sure your package includes the following items: RTH6300B thermostat (wallplate attached to back) Quick reference card Operating manual Wall anchors and mounting screws (2 each) Caution card 3 Wire labels
RTH6300B Programmable Thermostat Pre-installation checklist Check to make sure your package includes the following items: RTH6300B thermostat (wallplate attached to back) Quick reference card Operating manual Wall anchors and mounting screws (2 each) Caution card 3 Wire labels
Owner's Manual
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Old thermostat Cover 5 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. If so, see inside front cover of this manual for proper disposal instructions. Leave wallplate in place Is there a sealed tube containing mercury?
Old thermostat Cover 5 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. If so, see inside front cover of this manual for proper disposal instructions. Leave wallplate in place Is there a sealed tube containing mercury?
Owner's Manual
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... less, proceed to terminals in your new thermostat may have 6 or more wires? Do you have purchased the wrong replacement thermostat. 6 Count the number of wires coming out of them are attached to check. If so, stop now. If any of the wall and attached to the next page.... If you have 6 or more wires, your total. Stop installation and call 1-800-468-1502 for advice. Count wires to a terminal marked "C" or "C1" do not count that wire in your system. You may not be compatible with your old thermostat. Installation Guide...
... less, proceed to terminals in your new thermostat may have 6 or more wires? Do you have purchased the wrong replacement thermostat. 6 Count the number of wires coming out of them are attached to check. If so, stop now. If any of the wall and attached to the next page.... If you have 6 or more wires, your total. Stop installation and call 1-800-468-1502 for advice. Count wires to a terminal marked "C" or "C1" do not count that wire in your system. You may not be compatible with your old thermostat. Installation Guide...
Owner's Manual
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RTH6300B Programmable Thermostat Identify wires you will not connect it cannot touch and short out other wires. Wrap the bare metal ends of each unused wire with electrical tape, so it to your new thermostat. 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 a terminal marked "C" or "C1," disconnect it.You will not use C or C1 wire 7 If a wire is attached to your new thermostat.
RTH6300B Programmable Thermostat Identify wires you will not connect it cannot touch and short out other wires. Wrap the bare metal ends of each unused wire with electrical tape, so it to your new thermostat. 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 a terminal marked "C" or "C1," disconnect it.You will not use C or C1 wire 7 If a wire is attached to your new thermostat.
Owner's Manual
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IGNORE WIRE COLORS: Use only letter designations to identify wire types. 8 Be careful not 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 . 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 identify wire types. 8 Be careful not 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 . 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.
Owner's Manual
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Wallplate Thermostat 9 Insert quick reference card into wire hole and pull to remove wallplate from new thermostat. RTH6300B Programmable Thermostat Remove wallplate and install quick reference card Insert finger into slot in back of thermostat.
Wallplate Thermostat 9 Insert quick reference card into wire hole and pull to remove wallplate from new thermostat. RTH6300B Programmable Thermostat Remove wallplate and install quick reference card Insert finger into slot in back of thermostat.
Owner's Manual
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Installation Guide Mark wallplate mounting position 1 Pull wires through wallplate 2 Level wallplate if desired (lay level across tabs) 3 Mark positions of both screw holes 10
Installation Guide Mark wallplate mounting position 1 Pull wires through wallplate 2 Level wallplate if desired (lay level across tabs) 3 Mark positions of both screw holes 10
Owner's Manual
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Labels don't match? 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. 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.
Labels don't match? 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. 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.
Owner's Manual
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Connect O wire to O/B W. 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). Do not use . Wrap B wire with electrical tape. 13 Do not connect both R and Rc terminals, remove metal jumper (see notes, below). If wires will be connected to both O and B if you have a heat pump. RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not use C, X or B.
Connect O wire to O/B W. 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). Do not use . Wrap B wire with electrical tape. 13 Do not connect both R and Rc terminals, remove metal jumper (see notes, below). If wires will be connected to both O and B if you have a heat pump. RTH6300B Programmable Thermostat Connect wires (less common wire designations) If labels do not use C, X or B.
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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... 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 next function. Press the or button to select whether your changeover valve is selected...
... 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 next function. Press the or button to select whether your changeover valve is selected...
Owner's Manual
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... it is properly configured for your is running at • Grasp and pull thermostat away from wallplate. Check to make sure bare the same time wires are not touching each other (see page 12). (or heat does not turn off) Heating system • Check Function 1: System Type to make sure it...
... it is properly configured for your is running at • Grasp and pull thermostat away from wallplate. Check to make sure bare the same time wires are not touching each other (see page 12). (or heat does not turn off) Heating system • Check Function 1: System Type to make sure it...