User manual

Installation and Setup
24
homexpert
tm
by Honeywell THR870CUK Programmable Thermostat
25
AUTOMANOFF
Activate batteries and attach thermostat cover
Remove battery compartment cover and discard the plastic tab
inside to activate the batteries. The first time you do this, you will be
prompted to set the date, time and preferred screen language.
Remove cover and discard plastic tab
inside to activate batteries
NOTE: This symbol will flash on the screen when battery
power is low. Remove cover as shown at left and replace
batteries with two fresh AA alkaline batteries.
Wiring diagrams
230V
50-60Hz
THR870C
230V
50-60Hz
THR870C
230V
50-60Hz
THR870C
*S-versions only
24-230V
50-60Hz
THR870C
Zone valve Zone valve
Thermal actuator Electric actuator
Place cover on thermostat and
press until it snaps in place