Setting Functions And Options - Honeywell RTH6500 User Manual

Setting functions and options

You can change options for a number of system functions. Available functions depend on
the type of system you have. The functions, along with available options, are described on
pages 18–19.
This thermostat is pre-set for a single-stage heating/cooling system. Setting function 1 for
a heat pump will adjust the default settings.
Fan
1 Press and
for approximately 3 seconds. The screen
will change to display two numbers and the
button designations will be Done, Back, blank,
Next.
Next
2 Press until you see the function
number—the larger number on the left—
you want to set.
3 Change options for any function by pressing
or until the correct option (smaller
s t
number on right) is displayed.
4 Repeat Steps 2 and 3 until you have set all
functions that you wish to change.
5 When you have made all changes, press
Done
to save and exit.
System setup
Function
1
Select System
Type
If you are not sure
of your heating/
cooling system
type or have other
questions, go to
wifithermostat.com
2
Heat Pump
Changeover Valve
(for heat pumps
only)
3
Heating Fan
Control
69-2715EF—07
simultaneously and hold
s
Settings & Options
0 Heat/cool: Gas, oil or electric heating with central air conditioning.
Heat pump: Heat pump without backup or auxiliary heat.
1
Heat only: Gas, oil or hot water heat without central air conditioning.
2
Heat only with fan: Gas, oil or electric heat without central air
3
conditioning.
4 Cool only: Central air conditioning only.
5 Heat pump: Heat pump with backup or auxiliary heating.
Heat/Cool Multiple stages: 2 heat stages (wires on W and W2), 2
6
cooling stages (wires on Y and Y2).
Heat/Cool Multiple stages: 2 heat stages (wires on W and W2), 1
7
cooling stage (wire on Y).
8 Heat/Cool Multiple stages: 1 heat stage (wires on W), 2 cooling stages
(wire on Y and Y2).
Cooling changeover valve: Use this setting if you connected a wire
0
labeled "O" to the O/B terminal.
1 Heating changeover valve: Use this setting if you connected a wire
labeled "B" to the O/B terminal.
Gas or oil heat: Use this setting if you have a gas or oil heating system
0
(system controls fan operation).
1 Electric heat: Use this setting if you have an electric heating system
(thermostat controls fan operation).
18
HOLD
MCR33883
HOLD
MCR33884