Honeywell RTH6450D1009, RTH6350D1000 User Manual

Quick Installation Guide
RTH6350/RTH6450 Series
Programmable Thermostat
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Installation is Easy
Label wires and remove your old thermostat
Install and wire your new thermostat
cooling system
– It is preset for the most common system
We are here to help.
Call 1-800-468-1502 for wiring
assistance before returning
the thermostat to the store.
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Turn Off Power to Heating/
1
Cooling System
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Remove Old Thermostat
2
Remove old thermostat but leave wallplate with wires attached.
Is there a sealed tube containing
Leave wallplate in place
Old thermostat
MERCURY NOTICE: Do not place your old thermostat in the trash if it contains mercury in a sealed tube. Contact your local waste management authority for instructions regarding recycling and proper disposal.
mercury? If so, see notice below for proper disposal instructions.
Cover
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Label Wires with Tags
3
Label the wires using the supplied wire labels as you disconnect them.
Wire Labels
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NOTE: Jumper wire used on old thermostat? If yes, note what letters the jumper connected and review in wiring section.
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Separate Wallplate from
4
New Thermostat
Remove battery holder. Pull here to remove wallplate from new
thermostat.
Wallplate
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Insert Quick Reference Card
5
Insert quick reference card into slot in back of thermostat.
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Thermostat
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Mount Wallplate
6
Mount the new wallplate using the included screws and anchors.
Drill 3/32-in. holes for plaster. Drill 3/16-in. holes for drywall. Use hammer to tap the anchors into the wall.
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Connect Wires
7
Simply match wire labels.
W
Remove metal jumper if you have both R and Rc wires.
W2 GGW
Labels don’t match? See page 23. Have a Heat Pump system? See pages 24-25. We are here to help.
Call 1-800-468-1502 for wiring assistance.
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YYRRRcY2
MCR31270
CONVENTIONAL
Install Batteries
8
Install two AA alkaline batteries.
Back of thermostat
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Install Thermostat onto Wallplate
9
Install thermostat onto the wallplate on the wall.
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10
Turn the power back on to the heating/cooling system.
Turn Power Back On
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11
If your system type is...
If your system type is:
q Single Stage Heat and Cool
Congratulations, you’re done!
If your system type is:
q Multistage Heat and Cool q Heat Pump* without Backup Heat q Heat Pump* with Backup Heat q Heat Only q Cool Only
Continue with advanced installation
on page 13 to match your thermostat to your system type.
*Heat Pump—an air conditioner that provides cooling in the summer, and also runs in reverse in the winter to provide heating.
If you are not sure of your system type or if you have other questions, call us toll-free at 1-800-468-1502.
This thermostat works on 24 volt or 750 mV systems. It will NOT work on multi-stage heat pump systems or 120/240 Volt systems.
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Advanced Installation
System setup ......................................................................13
Wiring ..................................................................................23
Troubleshooting ..................................................................26
Customer assistance .........................................................28
Limited warranty .................................................................29
RTH6350/RTH6450 Series
About your new thermostat
System setup
Press and hold the s and FAN buttons until the screen changes (approximately 5 seconds).
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Press s or t to change settings.
SettingFunction
SETUP WIRING ASSISTANCE TROUBLESHOOTING
1
Done Next
Press DONE to exit and save settings.
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0
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Press NEXT to advance to next function.
Advanced Installation Guide
Function 1: System type
Press the s or t button to select the type of system you have in your home:
SETUPWIRINGASSISTANCETROUBLESHOOTING
1
Done Next
0 Heating & cooling: Gas, oil or electric heating with
central air conditioning.
1 Heat pump: Outside compressor provides both
heating and cooling without backup or auxiliary heat.
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.)
4 Cool only: Central air conditioning only. 5 Heat Pump: Outside compressor provides both
heating and cooling with backup or auxiliary heating.
6 Heat/Cool Multiple Stages: Two heat stages (wires on
W and W2), two cooling stages (wires on Y and Y2).
7 Heat/Cool Multiple Stages: Two heat stages (wires
on W and W2), one cooling stage (wire on Y).
8 Heat/Cool Multiple
Stages: One heat
stage (wire on W), two cooling stages (wires on Y and Y2).
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0
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Press to change setting. When correct setting is selected, press NEXT to display next function.
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RTH6350/RTH6450 Series
Function 2: Heat pump changeover valve
Press the s or t button to select whether your changeover valve is used in heating or cooling:
NOTE: If Function 2 does not appear, please turn to the next page to continue.
SETUP WIRING ASSISTANCE TROUBLESHOOTING
2
Done Next
0 Cooling changeover valve: Use this setting if
you connected a wire labeled “O” to the O/B wire terminal (see page 21).
1 Heating changeover valve: Use this setting if
you connected a wire labeled “B” to the O/B wire terminal (see page 21).
Press to change setting. When correct setting is selected, press NEXT to display next function.
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Advanced Installation Guide
Function 3: Heating fan control
Press the s or t button to select your heating system and fan operation:
NOTE: If Function 3 does not appear, please turn to the next page to continue.
SETUPWIRINGASSISTANCETROUBLESHOOTING
3
Done Next
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).
Press to change setting. When correct setting is selected, press NEXT to display next function.
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0
M28353
RTH6350/RTH6450 Series
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Function 5: Heating cycle rate
Press the s or t button to select your heating system and optimize its operation:
NOTE: If Function 5 does not appear, please turn to the next page to continue.
SETUP WIRING ASSISTANCE TROUBLESHOOTING
5
Done Next
5 Gas or oil furnace: Use this setting if you have a
standard gas or oil furnace that 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 this
setting if you have a hot water system or a gas furnace of greater than 90% efficiency.
1 Gas/oil steam or gravity system: Use this setting
if you have a steam or gravity heat system.
Press to change setting. When correct setting is selected, press NEXT to display next function.
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Advanced Installation Guide
About your new thermostat
Function 6: Stage 2 Heat cycle rate
Press the s or t button to select your heating system and optimize its operation:
NOTE: If Function 6 does not appear, please turn to the next page to continue.
SETUPWIRINGASSISTANCETROUBLESHOOTING
6
Done Next
5 Gas or oil furnace: Use this setting if you have a
standard gas or oil furnace that 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 this
setting if you have a hot water system or a gas furnace of greater than 90% efficiency.
1 Gas/oil steam or gravity system: Use this setting
if you have a steam or gravity heat system.
Press to change setting. When correct setting is selected, press NEXT to display next function.
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