Honeywell T8611 User manual

Programmable Heut Pump Thermostat
,,”
Your new programmable heat pump thermostat is a precision instrument:that’s quality-built to
,,:give~,yau:many years ,of satisfactory, service. It’s a %mart” thermostat that lets you save energy
while still maintaining the standard,Cf comWyo,u want in your home.
This Owner’s Guide will show you how to get the,most benefit from your new thermostat.

Monitor thermostat oper$idn, Check statuslights to See if the
read current time and room thermostat is on’and saving energy,
Set different
schedules for warmer or cooler
‘at the touch of a
Choose manual
or automatic
Bypass the stored
~Prqgram up,,to
four different
AUX. HT., EM. or SUPL. HT., CHECK
(on some models). See Glossary,
page 29.
Simple Four-Step Programming
Of course, you can use the schedule preprogrammed into your new
thermostat (see Glossary, page 29). But it’s an easy matter to program the
thermostat to fit you! lifestyle.
1 Set the current time and day. See
page 1.
2 Set the program schedule and
heating temperatures. See page 2.
.3 Set the cooling temperatures. See
page 9.
4 Set the system and fan switches.
See page 15.
Programming Your Thermostat .............. .l-16
Set the current day and time .................. 1
Set the program schedule and
heating temperatures ....................... 2
Set the cooling temperatures .................. 9
Set the system and fan switches
on the subbase ............................. 15
Operating Your Thermostat ................. 17-23
Temporarily changing the program .......... 17
Permanently changing the program .......... 19
Operating the thermostat manually .......... .20
Canceling program settings., ............... .21
Checking the program times and
temperatures .............................. ,22
Checking the current temperature
sefiing ...................................... 23
Maintaining Your Thermostat ............... 25-28
Removing the thermostat .................... .25
Replacing the thermostat .................... .26
Replacing the batteries ....................... 27
Power outages .............................. .28
Glossary ..................................... 29-30
Your Personal Program ..................... 31-32
Troubleshooting Guide ...................... 33-34
Quick Reference to the Keys ................ 35-36
Index ......................................... 37-38

STEP 1
,,,,-SET:J+E CURRENT DAY
,~,~,::,,:+y? Tl,lME
:‘,’~:-??&I :can prggram this thermostat
,‘, ,‘i@tt$i:& the wall or in your
‘, hsnd.‘SEE PAGE 25 TO FIND
OUT,HOW TO REMOVE THE
THERMOSTAT FROM THE
WALL
Always press the keys with your
fingertip or similar blunt tool.
Sharp instruments like a pen or
pencil point can damage the
keyboard.
NOTE: Check the glossary, page
29, for definitions of unfamiliar
words.
STEP 2
SET THE PROGRAM
SCHEDULE AND HEATING
TEMPERATURES
Before You Begin.
The schedule form on page 31
provides an oppotiunity to plan
your schedule.
Now.
Start by programming the WAKE
time and temperature for
weekdays.
The thermostat requires a
program for WAKE. You can
program LEAVE, RETURN and
SLEEP or not, as you please.
SET
0
z%% Press and release. The display
shows 1:00 PM Mon.
Press and hold until the current
day appears in the display.
ml
Press and hold until the current
. < time appears in the display. Be
sure AM or PM appears as
:.
Ea desired.
You have programmed the
current day atid time. Go on to
Step 2.
m
I.
Ka
..
:.
El
Press and release. Note that the
display shows WAKE and the
preprogrammed time and
temperature.
If the display reads COOL, press
and release to switch to HEAT.
If display reads SAT or SUN,
press and hold until MON TUE
WED THU FRI appears.
Press and hold until the display
shows the desired starting time.

Press and hold until the display
shows the desired temperature.
If the display starts to blink while
you are holding down
TEMPERATURE WARMER or
COOLER, you have reached the
setting limit. If your thermostat
can switch automatically
between heating and cooling, the
heating temperature must be at
least 3 degrees below the air
conditioning temperature. For
example, if the cooling setting is
75” F, the maximum heating
setting is 72” F.
Program the LEAVE time and
temperature, if desired.
NOTE: You can cancel the
LEAVE. RETURN or SLEEP
program by holding down the
period key until the time and
temperature disappear from
the display.
Press and release. The display
shows LEAVE, but no time or
temperature.
M
Press and hold until the display
. . shows the desired starting time.
-.
El
Press and hold until the display
shows the desired temperature.
4

Program the RETURN time and
temperature, if desired. Press and release. The display
shows RETURN, but no time or
temperature.
Ea Press and hold until the display
I . shows the desired starting time.
Press and hold until the display
shows the desired temperature.
Program the SLEEP time and
temperature, if desired. Press and release. The display
shows SLEEP and the
preprogrammed time and
temperature.
Ka Press and hold until the display
. shows the desired starting time.
Press and hold until the display
shows the desired temperature.

Set the SATURDAY schedule.
Use the same procedure as for
weekdays.
Press and release until SAT
appears on the display.
Press WAKE, LEAVE, RETURN or
SLEEP to select the time period.
Ka
:.
@!a
Use the AHEAD/BACK keys to
set the time and the
WARMER/COOLER keys to set
the temperature.
Set the SUNDAY schedule. Use
the same procedure as for
weekdays.
m
m
&a
..
..
Ea
Press and hold until SUN
appears on the display.
Press WAKE, LEAVE, RETURN or
SLEEP to select the time period.
Use the AHEAD/BACK keys to
set the time and the
WARMER/COOLER keys to set
the temperature.
You have completed setting the
program schedule and heating
temperatures. To set air
conditioning, go to Step 3.
If you do not want to program
cool temperature skip Step 3 and
press RUN PROGRAM key.
7
8

The oroaram times are the same
for bbthheating and cooling.
Only the cooling temperatures
need to be programmed if you
have already programmed for
heating. To set ti~mes as you pro-
gram the cooling temperatures,
use the TIME AHEAD and BACK
keys as described in Step 2. But
if you change times for cooling,
you are also changing them for
heating!
First program the WAKE temper-
ature for weekdays.
Press and release. The display
shows WAKE and the time and
temperature you programmed for
heating.
Press and release so COOL
shows on the display, along with
the preprogrammed cooling
temperature.
If display reads SAT or SUN,
press and hold until MON TUE
WED THU FRI appears.
Press and hold until the display
shows the desired temperature.
If the display blinks while you
hold down TEMPERATURE
WARMER or COOLER, you have
reached the setting limit. If your
thermostat can switch
automatically between heating
and cooling, the cooling
temperature must be at least 3
degrees higher than the
corresponding heating
temperature. For example, if the
heating setting is 70’ F, the
minimum cooling setting is 73” F.
If you desire a lower cooling
temperature, the heating
temperature must first be
lowered accordingly.
1_533-1
10

Program the LEAVE temperature,
if desired.
Program the RETURN tempera-
ture, if desired.
Program the SLEEP temperature,
if desired.
Set the cooling temperatures for
the SATURDAY schedule. Use
the same procedure as for
weekdays.
Press and release. The display
shows LEAVE, the time pro-
grammed for heating, and 7a0 F.
Press and hold until the display
shows the desired temperature.
Press and release. The display
shows RETURN, the time pro-
grammed for heating, and 78’ F.
Press and hold until the display
shows the desired temperature.
Press and release.
Press and hold until the display
shows the desired temperature.
Press and hold until SAT
appears on the display.
Press WAKE, LEAVE, RETURN or
SLEEP to select the time period.
[pEgi=-‘““]
1-1
m
m
..
12

Use the WARMER/COQLER
keys to set the temperature.
Set the cooling temperatures for m Press and hold until SUN
the SUNDAY schedule. Use the ,. appears on the display.
same procedure as for
weekdays.
m Press WAKE, LEAVE, RETURN or
SLEEP to select the time period.
Use the WARMER/COOLER
keys to set the temperature.
You have completed program-
ming the cooling temperatures.
Press and release to start the
program.
Go to Step 4.

STEP 4
SET THE SYSTEM AND FAN
SWITCHES ON THE SUBBASE.
Depending on thermostat model,
some of the switch positions
shown may not be available to
you. Note the positions provided
on your subbase, then set the
switch@) as desired.
First set the fan switch.
Then set the system switch,
Now, while you enjoy precision
temperature control, read on to
learn about the operating flexibil-
ity that makes this thermostat
THE SMART CHOICE.
FAN ON: The fan runs, continu-
ously. Use for improved ,air
circulation during special occa-
sions or for more efficient elec-
tronic air cleaning.
FAN AUTO: Normal setting for
most homes and businesses.
The fan starts and stops with the
compressor in heat pump sys-
tems when the system switch is
set to HEAT, AUTO or COOL.
When system switch is set to
EM. HT., the fan operates with
the auxiliary heat (on some
models).
EM. HT. or SUPL. HT.: The
thermostat controls only the
backup or supplemental heat.
The heat pump is off.
HEAT: The thermostat controls
your heating system.
OFF: Both the heating and cool-
ing systems are off
AUTO (select models only): The
thermostat controls either your
heating or cooling system,
depending on room temperature.
COOL: The thermostat controls
your cooling system.
You have finished programming
your thermostat.
If you removed it from the wall to
program, replace it following the
procedure on page 26.
16