Operation Manual

Features
3Set the cooling temperatures. See
page 7.
4Set the system and fan switches. See
page 12.
1Set the current time and day. See page 1.
2Set the program schedule and heating
temperatures. See page 2.
Simple Four-Step Programming
Of course, you can use the schedule preprogrammed into your new thermostat. See
Glossary, page 40-42). But it’s an easy matter to program the thermostat to fit your lifestyle.
Choose
manual or
programmed
thermostat
operation.
Program up
to four
different time
periods in
each
schedule.
Set different
schedules for
weekdays,
Saturday, and
Sunday.
Choose
system and
fan operation
with the
thermostat
switches (on
subbase).
AUX. HT. and EM. HT. on T8631R.
See Glossary, page 40.
Bypass the
stored
program for
a single
period.
Set the
temperature
warmer or
cooler with the
touch of a key.
Monitor thermostat operation; read
current time and room temperature at
a glance.
Check status light to see if the thermostat
is on, even in the dark.