T8611G CHRONOTHERM
®
IV DELUXE PROGRAMMABLE HEAT PUMP THERMOSTAT
68-0165—1
7
System and Fan Settings
The system default setting is Heat and the fan default setting
is Auto. Use the System and Fan keys or switches to change
the settings. See Fig. 8. The fan settings can be set for each
program period individually. The system selection is for all the
program periods.
System settings control the thermostat operation as follows:
Em Heat: Emergency heat output is controlled as Stage 1
heat. Cooling system is off. Compressor is de-
energized.
Heat: The thermostat controls the heating.
Off: Both the heating and cooling are off.
Cool: The thermostat controls the cooling.
Auto: The thermostat automatically changes between
heating and cooling operation, depending on the indoor
temperature.
Fan settings control the system fan as follows:
On: Fan operates continuously.
Auto: Fan operates with equipment.
INSTALLER SETUP
NOTE:
For most applications, the thermostat factory
settings will not need to be changed. Review the
factory settings in Table 6 and if no changes are
necessary, go to the Installer System Test section.
The Installer Setup is used to customize the thermostat to
specific systems. Some of the options include temperature
display, changeover and outdoor temperature display. Installer
Setup numbers are listed in Table 6. The table includes all the
configuration options and the factory settings for the
thermostat.
A combination of key presses are required to use the Installer
Setup feature.
— To enter the Installer Setup, press and hold the Information
i
key with the increase
▲
and decrease
▼
keys until the
first number is displayed. All display segments appear for
approximately three seconds before the number is
displayed. See Fig. 9 and 10.
— To advance to the next Installer Setup, press the Time
▲
▲
key.
— To change a setting, use the increase
▲
or decrease
▼
key.
— To scroll the Installer Setup numbers backwards, press the
Time
▼
▼
key.
— To exit the Installer Setup, press Run Program.
Fig. 8. T8611G System and Fan key locations.
NOTE:
Always press the keys with your fingertip or similar
blunt tool. Sharp instruments like a pen or pencil
point can damage the keyboard.
Temperature Settings
Refer to Table 5 for the default program. If the daytime energy
savings period is not used, press the period key (Leave or
Return) until the time is blank. The fan setting feature is
available on select thermostat models. See Programming
Section for complete instructions on changing the program.
Table 5. Default Program Settings.
M15042
Hold Temp
Run
Program
Copy
Daylight
Time
Set Current
Day/Time
System
Fan
Time
Set Program
Day
System
Fan
Wake
Leave
Return
Sleep
Heat/Cool
Settings
Period
Time
Heat
Setpoint
Cool
Setpoint
Fan
Setting
Wake
6:00 AM
70°F (21°C)
78°F (25.5°C)
Auto
Leave
8:00 AM
62°F (16.5°C) 85°F (29.5°C)
Auto
Return
6:00 PM
70°F (21°C)
78°F (25.5°C)
Auto
Sleep
10:00 PM 62°F (16.5°C)
82°F (28°C)
Auto
Aux Ht
Heat
Auto
System
Fan
Off
Auto
Wake
Mon
Wait
In
Room
Outdoor
%Humid
Auto
Sav
AM
PM
Hold for
Cool
Repl Batt
On
Recovery
DST
Cool
TueWedThuFriSatSun
LeaveReturnSleep
M10345
Set Program
Set Day/Time
Start Time
Temporary Setting Enrg
Em Heat
Em Ht
Fig. 9. Display of all the segments of the LCD.
Fig. 10. Display of Installer Setup number and setting.
M10404
INSTALLER SETUP
NUMBER DISPLAY
(COLUMN 2
OF TABLE 6)
FACTORY SETTING
OR OTHER CHOICE
DISPLAY (COLUMN 3
OR 5 OF TABLE 6)
