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NOTE: If you have an electric system and the
blower does not operate after installation,
verify that the electric/gas option in installer
set up is set to Electric, see SETUP OPTIONS.
18. Your installation is now complete.
5. OPERATING BASICS
5.1 UP/DOWN CHANGE KEYS
• These are the two upper keys, just right of the
units display. They are used to adjust set
temperatures, and make other setting changes.
• Pressing these keys once will adjust a setting
one step in the associated direction.
• If there are many choices for a value, usually
that setting will advance while holding one of
these keys. Some settings though, must be
changed one press at a time.
5.2 SET DAY AND TIME
To set the correct time after the unit has lost
power or after reset:
• Open the door on the front of the thermostat.
• Rotate the dial to
SET DAY/TIME
. The
abbreviation for the day of week will flash.
• Use the UP key to advance to the current day.
• Press
NEXT
to adjust the time. Time will flash.
• Use the
UP/DOWN
keys to set the time.
• Pressing
NEXT
again will toggle from Set Time
to Set Day, or vice versa.
• Return the dial to its
RUN
position.
5.3 TEMPERATURE CONTROL MODES
When a unit has first been powered up with the
dial in the
RUN
position, your thermostat will
begin to control your heating and/or air
conditioning system according to it’s default
program. There is a 5-position slide switch to
change temperature control modes. Slide the
switch to the mode you would like to use.
5.4 EMERGENCY (EMER)
• Use EMERGENCY position on slide switch to
active your emergency heating. You will see
"EMER HEAT" appear in the display. Press
temperature UP or DOWN keys until your
desired temperature is displayed in the HEAT SET
area of the display. "EMER HEAT" will flash if it
is activated and running.
• Putting your thermostat in this mode will
disable the other 2 stages of heating. (Your heat
pump will be disabled).
• The 3rd stage of heat will deenergize as soon as
the temperature setpoint is reached. The letters
"EMER" will disappear.
5.5 AUTOCHANGE (AUTO)
• Use AUTOCHANGE mode to allow your
thermostat to switch between HEAT and COOL
modes automatically. Slide the mode switch to
AUTO
and
AUTO CHANGE
will be displayed
above the set temperature. You can determine
whether your thermostat is in HEAT or COOL
mode by whether HEAT or COOL is visible in the
set temperature area of the units display. Initially
HEAT or COOL may not be active until a
determination is made that HEAT or COOL is
necessary.
• The programmed temperature for a given mode
will be used as the set temperature for that
mode.
• Pressing the
UP/DOWN
keys at the same time
will force the unit to change modes and make the
programmed set temperature the new set
temperature.
5.6 HEAT
• Use HEAT mode to control your furnace and
warm your home.
• In HEAT mode,
HEAT
is displayed right of the
set temperature.
•
HEAT
will display solid if there is no load.
• While the 1st stage of heating is active,
HEAT
will flash.
5