Thermostat Controls; Display Screen - Honeywell RTH2300 Owner's Manual

Thermostat controls

Set: Press to set
time/day/schedule.
Hold: Press
to override
programmed
temperature
control.
Run: Press to
resume program
schedule.
System Switch is used to control
your heating or cooling system.
Heat: Heating system control.
•
Off: All systems off.
•
Cool: Cooling system control.
•

Display screen

Setpoint indicator
Appears when the setpoint
temperature is displayed.
Current day/time
(see page 11)
Current program period
Wake/Leave/Return/Sleep
(see pages 11–13)
System status
Cool on: Cooling system is on.
Heat on: Heating system is on.
When Cool On is flashing, compressor
protection is engaged (see page 14).
Heat Off Cool
Fan Switch is used to control your fan.
In "Auto" mode, the fan runs only when
the heating or cooling system is on.
If set to "On," the fan runs continuously.
6 : 30
Set
am
We
Wake
10
Fan
Auto On
M32700
Low battery warning
(see page 14)
Lo
Batt
75
Heat
On
M32701
Temperature
The ambient (measured)
temperature is normally displayed.
To view the setpoint temperature,
press the Up or Down button
once. The setpoint temperature will
appear for five seconds.
Temperature
adjustment
Press the up or
down buttons
until you reach
the desired
temperature.
NOTE: Make sure
the SYSTEM switch
is set to the system
you want to control
(Heat or Cool).