Owner's Manual
Page 1
All Rights Reserved • Patents Pending 69-1716 RTH5100B Non-programmable Thermostat INSTALLATION INSTRUCTIONS The RTH5100B Thermostat provides electronic control of 24 Vac singlestage heating and cooling systems or 750 mV heating systems. START HERE For assistance with your Honeywell product, please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Registered Trademark © 2004 Honeywell International Inc. Read and Save these Instructions ® U.S.
All Rights Reserved • Patents Pending 69-1716 RTH5100B Non-programmable Thermostat INSTALLATION INSTRUCTIONS The RTH5100B Thermostat provides electronic control of 24 Vac singlestage heating and cooling systems or 750 mV heating systems. START HERE For assistance with your Honeywell product, please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502. Registered Trademark © 2004 Honeywell International Inc. Read and Save these Instructions ® U.S.
Owner's Manual
Page 2
Contents Prepare for Installation 3 Follow Important Instructions 5 Remove Old Thermostat 6 Follow Special Instructions 7 Label Old Thermostat Wires 10 Mount New Wallplate to Wall 11 Connect Wires to New Wallplate 15 Install Batteries 20 Attach New Thermostat to Wallplate 21 Configure Installer Setup 22 Customer Assistance 28 Limited One-Year Warranty 29 69-1716 2
Contents Prepare for Installation 3 Follow Important Instructions 5 Remove Old Thermostat 6 Follow Special Instructions 7 Label Old Thermostat Wires 10 Mount New Wallplate to Wall 11 Connect Wires to New Wallplate 15 Install Batteries 20 Attach New Thermostat to Wallplate 21 Configure Installer Setup 22 Customer Assistance 28 Limited One-Year Warranty 29 69-1716 2
Owner's Manual
Page 3
Prepare for Installation 1. Check that the following items are included: Inside SetCtinogol Fan Auto SysteCmoolOn Cool PRESS WALLPLATE THERMOSTAT MOUNTING SCREWS (2) AND WALL ANCHORS (2) OPERATING INSTRUCTIONS INSTALLATION INSTRUCTIONS WIRE LABELS OPERATING INSTRUCTIONS CAUTION CARD INSTA ATION CAUTION les X2 Y www M22033 If any of the items shown above are missing, call Honeywell Customer Care at 1-800-468-1502 before returning the thermostat to the store. 3 69-1716 Step 1.
Prepare for Installation 1. Check that the following items are included: Inside SetCtinogol Fan Auto SysteCmoolOn Cool PRESS WALLPLATE THERMOSTAT MOUNTING SCREWS (2) AND WALL ANCHORS (2) OPERATING INSTRUCTIONS INSTALLATION INSTRUCTIONS WIRE LABELS OPERATING INSTRUCTIONS CAUTION CARD INSTA ATION CAUTION les X2 Y www M22033 If any of the items shown above are missing, call Honeywell Customer Care at 1-800-468-1502 before returning the thermostat to the store. 3 69-1716 Step 1.
Owner's Manual
Page 5
These Installation Instructions explain later how to use the enclosed wire labels to correctly mark the wires connected to the heating and/or cooling system. Step 2. OLD THERMOSTAT YELLOW WHITE Y W RED G GREEN RC R ORANGE ! Follow Important Instructions 1. DO NOT WIRE NEW THERMOSTAT BASED ON WIRE COLOR. Remove Old Thermostat 5 69-1716 M22034 Step 3. Do not connect the wires to the new thermostat based on wire color because damage can occur to your old thermostat.
These Installation Instructions explain later how to use the enclosed wire labels to correctly mark the wires connected to the heating and/or cooling system. Step 2. OLD THERMOSTAT YELLOW WHITE Y W RED G GREEN RC R ORANGE ! Follow Important Instructions 1. DO NOT WIRE NEW THERMOSTAT BASED ON WIRE COLOR. Remove Old Thermostat 5 69-1716 M22034 Step 3. Do not connect the wires to the new thermostat based on wire color because damage can occur to your old thermostat.
Owner's Manual
Page 6
... in a sealed tube, do not place your local waste management authority for instructions regarding recycling and the proper disposal of an old thermostat containing mercury in the trash. Remove Old Thermostat 1. Remove the cover from the wall or wallplate. Turn off power at the heating and/or cooling system or fuse/circuit...
... in a sealed tube, do not place your local waste management authority for instructions regarding recycling and the proper disposal of an old thermostat containing mercury in the trash. Remove Old Thermostat 1. Remove the cover from the wall or wallplate. Turn off power at the heating and/or cooling system or fuse/circuit...
Owner's Manual
Page 7
Disconnect the C and/or C1 wire(s). Step 4. OLD THERMOSTAT Y G C W R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE DO NOT CONNECT TO NEW THERMOSTAT M22037 7 69-1716 If you have C and/or C1 wire(s) connected to your old thermostat, do not touch each C and/or C1 wire(s) with electrical tape. Make sure they do not connect them to your new thermostat. 2. Wrap the bare end of each other or any other wires. 3. Follow Special Instructions 1.
Disconnect the C and/or C1 wire(s). Step 4. OLD THERMOSTAT Y G C W R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE DO NOT CONNECT TO NEW THERMOSTAT M22037 7 69-1716 If you have C and/or C1 wire(s) connected to your old thermostat, do not touch each C and/or C1 wire(s) with electrical tape. Make sure they do not connect them to your new thermostat. 2. Wrap the bare end of each other or any other wires. 3. Follow Special Instructions 1.
Owner's Manual
Page 8
OLD THERMOSTAT Y1 G W2 Y2 W1 R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE SIX WIRES CONNECTED M22038 69-1716 8 You may have two to five wires connected to the store. Visit www.honeywell.com/yourhome or call Honeywell Customer Care at 1-800-468-1502 before returning the thermostat to the old thermostat. Step 4. Most installations have purchased the wrong thermostat. If six or more wires are connected to your old thermostat (not counting the C or C1 wires), do not continue the installation. Follow Special Instructions (Cont) 4.
OLD THERMOSTAT Y1 G W2 Y2 W1 R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE SIX WIRES CONNECTED M22038 69-1716 8 You may have two to five wires connected to the store. Visit www.honeywell.com/yourhome or call Honeywell Customer Care at 1-800-468-1502 before returning the thermostat to the old thermostat. Step 4. Most installations have purchased the wrong thermostat. If six or more wires are connected to your old thermostat (not counting the C or C1 wires), do not continue the installation. Follow Special Instructions (Cont) 4.
Owner's Manual
Page 9
Follow Special Instructions (Cont) 5. If you find any wires not connected to your old thermostat, do not connect them to your new thermostat. 6. Label and Disconnect Wires from Old Thermostat 9 69-1716 Step 4. OLD THERMOSTAT Y G RC W R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE WIRES NOT CONNECTED - DO NOT CONNECT TO NEW THERMOSTAT M22040 Step 5. Wrap the end of the wires that are not connected with electrical tape.
Follow Special Instructions (Cont) 5. If you find any wires not connected to your old thermostat, do not connect them to your new thermostat. 6. Label and Disconnect Wires from Old Thermostat 9 69-1716 Step 4. OLD THERMOSTAT Y G RC W R LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE WIRES NOT CONNECTED - DO NOT CONNECT TO NEW THERMOSTAT M22040 Step 5. Wrap the end of the wires that are not connected with electrical tape.
Owner's Manual
Page 10
... G Y G RC W R R WIRE LABEL LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE M22039 When connecting the wires to the new thermostat, refer to fall into the wall opening after the wires are disconnected. 2. Step 5. Do not allow the wires to the wire labels. Remove any remaining ... to wrap a wire label around each wire that matches the letter designation. As you disconnect each wire, use the enclosed wire labels to your new thermostat based on the color of the old...
... G Y G RC W R R WIRE LABEL LETTER DESIGNATION SCREW TERMINAL WIRE WIRE HOLE M22039 When connecting the wires to the new thermostat, refer to fall into the wall opening after the wires are disconnected. 2. Step 5. Do not allow the wires to the wire labels. Remove any remaining ... to wrap a wire label around each wire that matches the letter designation. As you disconnect each wire, use the enclosed wire labels to your new thermostat based on the color of the old...
Owner's Manual
Page 11
Mount New Wallplate to Wall 1. Separate the wallplate from the thermostat as shown. THERMOSTAT WALLPLATE WIRE HOLE M22042 11 69-1716 Step 6.
Mount New Wallplate to Wall 1. Separate the wallplate from the thermostat as shown. THERMOSTAT WALLPLATE WIRE HOLE M22042 11 69-1716 Step 6.
Owner's Manual
Page 17
Step 7. New Possible letter designations Thermostat on your old and new thermostats. Compare letter designations on the labeled wires 1 RC 2 RC or R 2 1 R or RH, 4, V R Y or Y1, M Y NOT USED O/B W 3 W or W1, H, O, B G or F G Do Not Connect C or X, B 4 M22055 Do not connect more than one wire to each terminal. Be sure to New Wallplate (Cont) 6. These numbered notes appear on the next page. 17 69-1716 Connect Wires to read the notes referenced in the numbered triangles above.
Step 7. New Possible letter designations Thermostat on your old and new thermostats. Compare letter designations on the labeled wires 1 RC 2 RC or R 2 1 R or RH, 4, V R Y or Y1, M Y NOT USED O/B W 3 W or W1, H, O, B G or F G Do Not Connect C or X, B 4 M22055 Do not connect more than one wire to each terminal. Be sure to New Wallplate (Cont) 6. These numbered notes appear on the next page. 17 69-1716 Connect Wires to read the notes referenced in the numbered triangles above.
Owner's Manual
Page 18
... the wire with electrical tape and do not use . 4 Transformer common. Connect O to both R and RH terminals on the old thermostat, remove metal jumper between RC and R on the new thermostat, remove metal jumper between RC and R. M22050 69-1716 18 Leave metal jumper in place if only one of the B wire... Wallplate (Cont) NOTES 1 If wires will be connected to both O and B when wiring to the new R. 3 Do not connect both RC and R on the new thermostat. Wrap the bare end of the terminals, RC or R, will be connected on the new...
... the wire with electrical tape and do not use . 4 Transformer common. Connect O to both R and RH terminals on the old thermostat, remove metal jumper between RC and R on the new thermostat, remove metal jumper between RC and R. M22050 69-1716 18 Leave metal jumper in place if only one of the B wire... Wallplate (Cont) NOTES 1 If wires will be connected to both O and B when wiring to the new R. 3 Do not connect both RC and R on the new thermostat. Wrap the bare end of the terminals, RC or R, will be connected on the new...
Owner's Manual
Page 20
BACK OF THERMOSTAT BATTERY HOLDER BATTERIES M22056 69-1716 After the thermostat is mounted on the wallplate, the thermostat does not require removal from the wallplate to the enclosed Operating Instructions (69-1722) for more information on the battery holder. Refer to replace the batteries. Install two fresh AAA alkaline batteries on the back of the thermostat as marked on the removable battery holder. 20 Step 8. Install Batteries 1.
BACK OF THERMOSTAT BATTERY HOLDER BATTERIES M22056 69-1716 After the thermostat is mounted on the wallplate, the thermostat does not require removal from the wallplate to the enclosed Operating Instructions (69-1722) for more information on the battery holder. Refer to replace the batteries. Install two fresh AAA alkaline batteries on the back of the thermostat as marked on the removable battery holder. 20 Step 8. Install Batteries 1.
Owner's Manual
Page 21
Align the four tabs on the wallplate with mounting the thermostat to Wallplate 1. Turn on the back of the thermostat. WALLPLATE TABS RC R Y NOT USED O/B W G TABS SLOTS ON BACK OF THERMOSTAT M22057 2. If the wires interfere with the four slots on the power at the heating and/or cooling system or fuse/circuit breaker panel. Step 9. Push the thermostat straight onto the wallplate until it snaps into the wall opening. 21 69-1716 Attach New Thermostat to the wallplate, push the excess wire back into place. 3.
Align the four tabs on the wallplate with mounting the thermostat to Wallplate 1. Turn on the back of the thermostat. WALLPLATE TABS RC R Y NOT USED O/B W G TABS SLOTS ON BACK OF THERMOSTAT M22057 2. If the wires interfere with the four slots on the power at the heating and/or cooling system or fuse/circuit breaker panel. Step 9. Push the thermostat straight onto the wallplate until it snaps into the wall opening. 21 69-1716 Attach New Thermostat to the wallplate, push the excess wire back into place. 3.
Owner's Manual
Page 22
Replace Batt Service Needed Cool On Fan System Auto Cool M22058 3. Configure Installer Setup 1. Follow the steps in this section to your heating and/or cooling system. Release the buttons when the display on your thermostat. 2. Use the Installer Setup Menu to match your new thermostat to set up your thermostat matches the display below. Replace Batt Service Needed Done Next 69-1716 M22121 22 Step 10. Enter the Installer Setup Menu by pressing and holding the Up and Fan buttons at the same time, for approximately five seconds, until the screen changes.
Replace Batt Service Needed Cool On Fan System Auto Cool M22058 3. Configure Installer Setup 1. Follow the steps in this section to your heating and/or cooling system. Release the buttons when the display on your thermostat. 2. Use the Installer Setup Menu to match your new thermostat to set up your thermostat matches the display below. Replace Batt Service Needed Done Next 69-1716 M22121 22 Step 10. Enter the Installer Setup Menu by pressing and holding the Up and Fan buttons at the same time, for approximately five seconds, until the screen changes.
Owner's Manual
Page 23
... or electric heating without central air conditioning. (Use this setting if you select your setting, press the Next button to go to select your old thermostat.) M22122 23 69-1716 After you could turn the fan on and off with central air Cooling conditioning. INSTALLER SETUP NUMBER Replace Batt Service Needed...
... or electric heating without central air conditioning. (Use this setting if you select your setting, press the Next button to go to select your old thermostat.) M22122 23 69-1716 After you could turn the fan on and off with central air Cooling conditioning. INSTALLER SETUP NUMBER Replace Batt Service Needed...
Owner's Manual
Page 25
.... 10. After you have a number 3 on the left side of your display, press the Up or Down button to select your setting for heat. Heating Thermostat controls fan in a call for Installer Setup Number 3 in a call for heat. Configure Installer Setup (Cont) 9.
.... 10. After you have a number 3 on the left side of your display, press the Up or Down button to select your setting for heat. Heating Thermostat controls fan in a call for Installer Setup Number 3 in a call for heat. Configure Installer Setup (Cont) 9.
Owner's Manual
Page 27
Press the Up or Down button to select your new thermostat. Congratulations! INSTALLER SETUP NUMBER SETTING DONE BUTTON Done Next UP BUTTON DOWN BUTTON Installer Setup Number 14 Installer Setup Name Temperature Display (Select Your Setting) ... button to operate your setting for information on how to exit the Installer Setup and save your settings. 17. Step 10. The installation of the thermostat is complete.
Press the Up or Down button to select your new thermostat. Congratulations! INSTALLER SETUP NUMBER SETTING DONE BUTTON Done Next UP BUTTON DOWN BUTTON Installer Setup Number 14 Installer Setup Name Temperature Display (Select Your Setting) ... button to operate your setting for information on how to exit the Installer Setup and save your settings. 17. Step 10. The installation of the thermostat is complete.
Owner's Manual
Page 28
Before calling, please have the thermostat model number and date code available. MODEL NUMBER xxxxxxxx DATE CODE xxxxxx THERMOSTAT BATTERY HOLDER 69-1716 M22178 28 Customer Assistance For assistance with your Honeywell product please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502.
Before calling, please have the thermostat model number and date code available. MODEL NUMBER xxxxxxxx DATE CODE xxxxxx THERMOSTAT BATTERY HOLDER 69-1716 M22178 28 Customer Assistance For assistance with your Honeywell product please visit www.honeywell.com/yourhome or call Honeywell Customer Care toll free at 1-800-468-1502.