System Setup - Honeywell RTH8500 Installation Manual

Installation Guide

System setup

1. Press SYSTEM.
TUE
FAN 70
Inside
AUTO
SYSTEM
HEAT
6:01
AM
SCHED HOLD
NOTE: Because of choices you make while programming, some functions
in the following pages may not appear.
2. Press and hold
blank center key
until the display
changes.
70
Set To
Following
Schedule
3. Change settings as
Outside
required (see pages
43
17-23).
SCREEN MORE
4. Press DONE to exit &
save changes.
FAN
Inside
AUTO
SYSTEM
HEAT
DONE
FAN
Inside
Function
AUTO
DONE
Press
select function

TUE
70
70
Set To
6:01
AM
TUE
70
70
Set To
Setting
20
0120
to Press
s/t
change setting
CANCEL
to
s/t