Honeywell Rth2410b1001a Manual

Operating 
Manual
RTH2510/RTH2410 Series
Programmable Thermostat 
69-2601ES-01  

Read and save these instructions.
Need Help?
For assistance with this product please visit http://yourhome.honeywell.com or call Honeywell Customer Care toll-free at 1-800-468-1502
® U.S. Registered Trademark. Patents pending. Copyright © 2011 Honeywell International Inc. All rights reser ved.
This manual covers the following models:
RTH2510
R T H 2 410
CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). 

RTH2510/RTH2410
 1 69-2601ES—01
About your new thermostatThermostat features ...................................2Thermostat is preset, ready to go .............3Quick reference to controls .......................4Quick reference to display ........................5
Programming & Operation
Set time and day ........................................6Select system setting ................................7Select fan setting .......................................8Using program schedules...

About your new thermostat
Your new Honeywell thermostat has been designed to give you many years o\
f reliable 
service and easy-to-use, push-button climate control.
Features
•	 Backlit	display	is	easy	 to	read
•	 Displays	 ambient	(measured)	 temperature	 at	all	 times
•	 One-touch	 access	to	setpoint	 temperature
•	 Preset	 program	settings
•	 Temporary	 and	permanent	 override	of	schedule
•	 Early	 start	ensures	 the	right	 temperature	 at	the	 right	 time
•	 Built-in	 compressor	 protection
Operating...

RTH2510/RTH2410
 3 69-2601ES—01
This thermostat is ready to go!
Your new thermostat is pre-programmed and ready to go. All you have to do is set the 
time and day. Then check the settings below and change if needed:
1. Set time and day (required for proper operation) .........................See page 6
2. Select system setting: Preset to Off ................................To change, see page 7
3. Select fan setting: Preset to Auto ...................................To change, see page 8
4. Program...

Operating Manual
69-2601ES—01 4
M32700Heat  Off  CoolAuto  OnFan
Quick reference to controls
Temperature adjustment (see page 13-14)
Screen Lit for 12 seconds when you press any button.
Fan Switch (see page 8)On: Fan runs continuously.Auto: Fan runs only when heating or cooling system 
is on.
Set: Press to set time/day/schedule.
Hold: Press to override programmed tempera-ture control.
Run: Press to resume 
program schedule.
System switch (see page 7)•	Heat: Heating system control.•	Off: All systems off....

RTH2510/RTH2410
 5 69-2601ES—01
M32701
We
LoBatt
Wake
Setam
Heat
75
On   
6:
30
Quick reference to display screen
Low battery warning (see page 17)Setpoint indicator Appears when the setpoint temperature is displayed.
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.
System status 
Cool on: Cooling system is on. Heat on: Heating system is on. Aux On: Auxiliary...

Operating Manual
69-2601ES—01 6
Set Time
am6:
30
M32702
Set Day
We 
M32703
Set the time and day
1.  Press the SET button, then press s or 
t to set the clock time.
2. Press the SET button, then press s or 
t to select the day of the week.
3. Press RUN to save & exit.
Note: If the clock flashes, the thermostat will follow your settings for the Monday “Wake” time period until you reset the time and day.
Press SET, then adjust time.
Press SET, then select current day. 

RTH2510/RTH2410
 7 69-2601ES—01
M32700Heat  Off  CoolAuto  OnFan
Select the system setting
The SYSTEM switch can be set to control 
your heating or cooling system, depend-
ing on the season.
•	Cool: Cooling system control.
•	Off:  All systems are off.
•	Heat: Heating system control.
Set SYSTEM switch to control the heating or cooling system.
CAUTION: EQUIPMENT DAMAGE HAZARD. To prevent possible compressor damage, do not operate cooling system when outdoor temperature is below 50°F (10°C). 

Operating Manual
69-2601ES—01 8
Select the fan setting
Set the FAN switch to Auto or On.
In “Auto” mode (the most commonly used 
setting), the fan runs only when the heat-
ing or cooling system is on.
If	set	 to	“On,”	 the	fan	runs	 continuously.
Set FAN switch to choose whether the fan runs continuously or only as needed.
M32700Heat  Off  CoolAuto  OnFan