homexpert
tm
by Honeywell THR840DUK Digital Thermostat
3
About your new thermostat
What is a room thermostat? ..................4-5
QUICK START GUIDE
............................. 6
Quick reference to controls ....................... 7
Operation
On/off switch ............................................ 8
Heating or cooling control ......................... 9
Temperature control ................................ 10
Energy-saving ECO mode ...................... 11
Installation and setup
System installation .................................. 12
Wall bracket installation .......................... 13
System wiring ....................................14-17
Battery installation & mounting ................ 18
System test ............................................ 19
Installer setup ....................................20-24
Appendix
In case of difficulty .................................. 25
Warranty information ............................... 26
Disposal & recycling ................................ 27
Contents
NOTE:
This symbol will flash on the screen
when battery power is low. Remove cover and
replace batteries with two fresh AA alkaline
batteries as shown on page 18.
WARNING:
This product must be correctly installed and configured to work properly (see
pages 12-24). If you are not experienced in wiring electrical equipment, we recommend
professional installation to avoid possible personal injury or equipment damage.
TIP:
After installation, see the QUICK START GUIDE on page 6 to customise and begin using
your new thermostat right away.
Copyright © 2010 Honeywell International Inc.
homexpert
tm
by Honeywell is a trademark of Honeywell International Inc. All rights reserved.
®
This Manual: http://www.manuallib.com/file/2598268