Honeywell RTH6400 Series User manual

Category
Thermostats
Type
User manual

This manual is also suitable for

RTH6400 Series
Programmable Thermostat
69-2210EF-03
Quick Installation Guide
69-2210EF03 ii
Installation is Easy
Label wires and remove your old thermostat
Install and wire your new thermostat
Set your new thermostat to match your heating/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.
1 69-2210EF—03
1
Turn Off Power to Heating/
Cooling System
M28097
69-2210EF—03 2
Remove old thermostat but leave wallplate with
wires attached.
2
Remove Old Thermostat
M28099
Is there a sealed tube containing
mercury? If so, see back cover
for proper disposal instructions.
Leave wallplate
in place
Old thermostat
Cover
3 69-2210EF—03
Label the wires using the supplied wire labels as you
disconnect them.
3
Label Wires with Tags
Wire Labels
M28100
M28093
69-2210EF—03 4
M28343
4
Separate Wallplate from
New Thermostat
Wallplate
Pull here to remove wallplate from new
thermostat.
Remove battery holder.
5 69-2210EF—03
M2834
M28344
Insert quick reference card into slot in back of thermostat.
Thermostat
5
Insert Quick Reference Card
69-2210EF—03 6
Mount the new wallplate using the included screws
and anchors.
6
Mount Wallplate
M28345
Drill 3/16-in. holes for drywall
Drill 3/32-in. holes for plaster
7 69-2210EF—03
Simply match wire labels.
Remove metal jumper if
you have both R and Rc
wires.
M27513
7
Connect Wires
Labels don’t match? See page 21.
Have a Heat Pump system? See page 14.
We are here to help.
Call 1-800-468-1502 for wiring assistance.
69-2210EF—03 8
Install two AA alkaline batteries.
M28346
Back of thermostat
8
Install Batteries
9 69-2210EF—03
Install thermostat onto the wallplate on the wall.
M28347
9
Install Thermostat onto Wallplate
69-2210EF—03 10
Turn the power back on to the heating/cooling system.
10
Turn Power Back On
M28098
11 69-2210EF—03
If your system type is:
q Single Stage Heat and Cool
Congratulations, you’re done!
If your system type is:
q Heat Pump* without 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.
11
If your system type is...
Advanced Installation
System setup ......................................................................13
Wiring ..................................................................................21
Troubleshooting ..................................................................22
Customer assistance .........................................................25
Limited warranty .................................................................26
RTH6400
13 69-2210EF—03
About your new thermostat
SETUP WIRING ASSISTANCE TROUBLESHOOTING
M28348
Press and hold the s and FAN buttons until the screen
changes (approximately 5 seconds).
System setup
SettingFunction
Done Next
1
0
M28349
Press s or t to change settings.
Press NEXT to advance
to next function.
Press DONE to exit
and save settings.
Advanced Installation Guide
69-2210EF—03 14
SETUPWIRINGASSISTANCETROUBLESHOOTING
Function 1: System type
Press the s or t button to select the type
of system you have in your home:
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
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.)
RTH6400
15 69-2210EF—03
SETUP WIRING ASSISTANCE TROUBLESHOOTING
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.
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
0 Cooling changeover valve: Use this setting if you
connected a wire labeled “O” to the O/B W wire
terminal (see page 21).
1 Heating changeover valve: Use this setting if you
connected a wire labeled “B” to the O/B W wire
terminal (see page 21).
Advanced Installation Guide
69-2210EF—03 16
SETUPWIRINGASSISTANCETROUBLESHOOTING
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.
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
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).
RTH6400
17 69-2210EF—03
SETUP WIRING ASSISTANCE TROUBLESHOOTING
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.
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.
M28351
Advanced Installation Guide
69-2210EF—03 18
SETUPWIRINGASSISTANCETROUBLESHOOTING
Function 12: Manual/Auto Changeover
Press the s or t button to select Manual or Auto
Changeover:
NOTE: System maintains a minimum 3ºF
difference between heat and cool settings.
CAUTION: To avoid possible compressor
damage, set to option 0 if the outside
temperature drops below 50ºF (10ºC).
0 Manual Changeover: (Heat/Off/Cool)
1 Automatic Changeover: (Heat/Off/Cool/Auto)
Automatically turns on heat or cool based on room
temperatures.
Press to change setting.
When correct setting is
selected, press NEXT to
display next function.
M28351
  • Page 1 1
  • Page 2 2
  • Page 3 3
  • Page 4 4
  • Page 5 5
  • Page 6 6
  • Page 7 7
  • Page 8 8
  • Page 9 9
  • Page 10 10
  • Page 11 11
  • Page 12 12
  • Page 13 13
  • Page 14 14
  • Page 15 15
  • Page 16 16
  • Page 17 17
  • Page 18 18
  • Page 19 19
  • Page 20 20
  • Page 21 21
  • Page 22 22
  • Page 23 23
  • Page 24 24
  • Page 25 25
  • Page 26 26
  • Page 27 27
  • Page 28 28
  • Page 29 29
  • Page 30 30
  • Page 31 31
  • Page 32 32
  • Page 33 33
  • Page 34 34
  • Page 35 35
  • Page 36 36
  • Page 37 37
  • Page 38 38
  • Page 39 39
  • Page 40 40
  • Page 41 41
  • Page 42 42
  • Page 43 43
  • Page 44 44
  • Page 45 45
  • Page 46 46
  • Page 47 47
  • Page 48 48
  • Page 49 49
  • Page 50 50
  • Page 51 51
  • Page 52 52
  • Page 53 53
  • Page 54 54
  • Page 55 55
  • Page 56 56
  • Page 57 57
  • Page 58 58
  • Page 59 59
  • Page 60 60

Honeywell RTH6400 Series User manual

Category
Thermostats
Type
User manual
This manual is also suitable for

Ask a question and I''ll find the answer in the document

Finding information in a document is now easier with AI

in other languages