2
PROGRAMMING
USER SETTINGS
2.1
Setting Current Time of Day and Day of Week
NOTE:
It is important for you to correctly set the current time of day (note AM/PM indicator in display), and the
current day of week to avoid problems with program execution.
1.
When in normal operating mode, press the
DAY/TIME
keypad button.
The LCD display will be cleared except for the time, am/pm indicator, day
of week indicator and SET. The hour portion of the time will flash. Press
the or button to set the current hour.
2.
Press the
DAY/TIME
button again; the minute portion of the time will
flash. Press the or button to set the current minute.
3.
Press the
DAY/TIME
button again. The day of week indicator will flash.
Press the or button to set the current day of week.
NOTE:
The thermostat will return to normal operating mode automatically after 30 seconds if no buttons are pressed. It will
also return to normal operating mode immediately if the
RETURN
button is pressed.
2.2
Setting Fan Control
The Fan Control has 4 modes of operation – AUTO, ON, CIRC (Recirculate) and PROG (Program). The Fan mode can be selected
by pressing the Fan button and scrolling through the modes of operation.
AUTO:
In the Auto mode, the fan is turned on whenever there is a call for heating or cooling. The Auto mode is not available
if the FAN LOCK was enabled in the Installer Options (see Installer Guide).
ON:
The fan runs continually.
CIRC:
The fan runs intermittently (approximately every 24 minutes) even if there is no call for heating or cooling. This feature
recirculates the air for more even temperature distribution, and is available in all heating and cooling modes. See section
2.4.9 and 3.12 for instructions on programming fan run times.
PROG:
The fan will remain on for the entire programmed time period if it is set to ON during programming. The PROG mode
is not available if the recirculating FAN LOCK was enabled in the Installer Options, or if the thermostat has been
installed in non-programmable operating mode.
M
AM
SET
2
2
PROGRAMMING
USER SETTINGS
2.3
Setting Thermostat System Selection
The system can be selected by pressing the System button. There are five possible settings to select from –
AUTO, COOL, OFF, HEAT and EMER.
AUTO:
Auto can only be selected if it was enabled by the installer (see Section 4 of the Installer Guide). If AUTO
is selected, the system cycles between heating and cooling as determined by the set points. AUTO will
be displayed constantly with either HEAT or COOL depending on the indoor temperature and programmed
set temperatures.
COOL:
Selected for system to run air conditioning. When there is a 1st stage cooling call, COOL will flash.
In a multi-stage system, AUX will be displayed along with COOL for a 2nd stage cooling call.
OFF:
System is off. The room temperature, day and time will be displayed. Any extended hold or temporary
override will remain in effect unless they expire. The HEAT setting can be reviewed using the and
buttons, but there is no heat function.
HEAT:
Selected for system to run heat. When there is a 1st stage heating call, HEAT will flash. In a multi-stage
system, AUX will be displayed along with HEAT for a 2nd stage cooling call. AUX will be displayed along
with HEAT2 for a 3rd stage heating call.
EMER:
This is only available for 2 or 3 Stage Heat Pump systems. If selected, EMER will be displayed constantly.
When there is a heating call HEAT will flash.
2.4
Setting Thermostat User Options
The default user options are compatible with most systems and applications. They are normally set at the time
of installation and usually do not require any modification under normal operating conditions. If you would like to
change these settings simply follow the instructions below.
NOTE:
If at any time while in the User Options Mode, you decide not to make any further changes, you can wait
30 seconds without pressing any buttons to return to the normal operating mode; or press the
PROG
and
RETURN
buttons together to return to the normal mode. The RETURN button scrolls forward in the User Options. The PROG
button scrolls backward in the User Options.
NOTE:
The various stage differential settings are the same for both the heating and cooling systems.
cont.
3
