WARNING: This product must be correctly installed and configured to work properly (see
pages 20-31). 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 7 to customise and begin using
your new thermostat right away.
Copyright © 2010 Honeywell International Inc.
by Honeywell is a trademark of Honeywell International Inc. All rights reserved.
Contents
What is a programmable thermostat? ....4-5
Features ................................................... 6
Cost-saving program schedules ............. 12
Day Off mode ......................................... 16
Party mode ............................................. 17
Holiday mode ......................................... 18
homexpert
by Honeywell THR870CUK Programmable Thermostat
tm
Batteries and cover ................................ 25
System test ............................................ 26
Warranty information ............................... 33
NOTE: This symbol will flash on the screen
when battery power is low. Remove cover as
shown on page 24 and replace batteries with
two fresh AA alkaline batteries.
3