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T8511G DELUXE HEAT PUMP ZONE THERMOSTAT
Table 2. Thermostat Installer Setup Options.
a
Available on select models.
Installer Setup
Number
(Press
i
key
Factory Setting
Other Choices
(Press
▲
or
▼
key to change)
Actual
Select
to change)
Display
Description
Display
Description
Setting
Not used
01 thru 04
—
—
—
—
—
Heating cycle
05
06
Stage 2
03, 06
03—3 cph used for hot water
rate
06
—
Not used
or 09
systems
—
07
06
Emergency heat
06—6 cph used for heat pump
systems
09—9 cph used for electric heat
systems
Not used
08 thru 11
—
—
—
—
—
Changeover
12
01
Manual changeover
00 or
02
00—Automatic changeover
02—Auto only
Not used
13
—
—
—
—
—
Degree tempera-
ture display
14
00
Temperature is
displayed in °F
01
Temperature is displayed
in °C
Not used
15 thru 18
—
—
—
—
—
Extended fan
operation in
heating
19
00
No extended fan
operation after the
call for heat ends
01
Fan operation is extended
90 seconds after the call for
heat ends
Extended fan
operation in
cooling
20
00
No extended fan
operation after the
call for cool ends
01
Fan operation is extended
90 seconds after the call for
cool ends
Not used
21 thru 23
—
—
—
—
—
Outdoor
temperature
display
a
24
00
No outdoor
temperature is
displayed
01
Outdoor temperature is
displayed. Needs a C7089B1000
Outdoor Sensor to operate.
Not used
25 thru 32
—
—
—
—
—
Minimum off time
for the
compressor
33
05
5 minute minimum off
time for the
compressor
00, 01,
02, 03
or 04
Minimum number of minutes
(0 thru 5) the compressor will be
off between calls for the
compressor
Heating setpoint
range stop
a
34
90
Heating setpoint can
be set no higher than
90°F
40 thru
90
Number can be set anywhere
between 40 and 90 in 1°F
increments
Cooling setpoint
range stop
a
35
48
Cooling setpoint can
be set no lower than
48°F
48 thru
99
Number can be set anywhere
between 48 and 99 in 1°F
increments
System on
indicator
(flame=heat,
snowflake=cool)
is displayed
a
36
00
LCD On symbol is
displayed when
system is energized
01
Display is disabled
Temperature
display
adjustment
37
00
No difference in
displayed
temperature and
actual room
temperature
-3 thru
03
01—Display adjusts to 1°F higher
than actual room temperature
02—Display adjusts to 2°F higher
than actual room temperature
03—Display adjusts to 3°F higher
than actual room temperature
-1—Display adjusts to 1°F lower
than actual room temperature
-2—Display adjusts to 2°F lower
than actual room temperature
-3—Display adjusts to 3°F lower
than actual room temperature