Temperature Settings; Using Thermostat Keys - Honeywell T8602D Chronotherm IV Installation Instructions Manual

T8602D CHRONOTHERM

Using Thermostat Keys

The thermostat keys are used to:
• set current day and time,
• program times and setpoints for heating and cooling,
• temporarily override program temperatures,
• display present setting,
• configure Installer Setup,
• check Self-Test,
• display outdoor temperature (select models),
INCREASE TIME SETTING
OR SCROLL FORWARD
THROUGH INSTALLER SETUP
AND SYSTEM TEST
SET CURRENT
DAY AND TIME
RETURN TO
NORMAL
OPERATIONS
ENTER
INDEFINITE
OR TIMED
HOLD MODE
SET CURRENT OR
PROGRAM DAY
CHANGE BETWEEN
DAYLIGHT SAVINGS
AND STANDARD TIME
SETTINGS
System and Fan Settings
The system default setting is Heat and the fan default
setting is Auto. Use the System and Fan keys to change
the settings. See Fig. 10. 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:
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:
On: Fan operates continuously.
Auto: Fan operates with equipment.
69-1507—2
®
IV DELUXE PROGRAMMABLE THERMOSTATS
SET WAKE TIMES
AND SETPOINTS
Time
Run Set Current
Program Day/Time
Hold Temp
Day
Daylight
Copy
Time
COPY ONE PROGRAMMED
DAY TO ANOTHER DAY
Fig. 9. T8602D key locations and descriptions.
• set the system operation,
• set the fan operation.
See Fig. 9 for location of the keys.
NOTE: Always press the keys with your fingertip or
similar blunt tool. Sharp instruments like a pen
or pencil point can damage the keyboard.
SET RETURN TIMES
SET LEAVE TIMES
AND SETPOINTS
AND SETPOINTS
Set Program
Leave
Wake Return
Heat/Cool
System
Settings
DECREASE TIME SETTING OR
SCROLL BACKWARD THROUGH
INSTALLER SETUP AND SYSTEM TEST
Run Set Current
Program
Day/Time
Hold Temp Day
Daylight
Time
Fig. 10. Thermostat System and Fan key locations.
4
INCREASE TEMPERATURE
SETTING OR SCROLL
FORWARD THROUGH
INSTALLER SETUP OPTIONS
DECREASE TEMPERATURE
SETTING OR SCROLL
BACKWARD THROUGH
INSTALLER SETUP OPTIONS
DISPLAY INFORMATION
SUCH AS PRESENT
SETTINGS AND OUTDOOR
TEMPERATURE
SET SLEEP TIMES
AND SETPOINTS
Sleep
SELECT FAN
Fan
OPERATION
SELECT SYSTEM
OPERATION
CHANGE BETWEEN
HEATING AND COOLING
SETPOINTS
Time Set Program
Leave
Wake Return Sleep
Heat/Cool
System Fan
Settings
Copy
M14625
M14624
System
Fan