Carrier 53DFS250-SL - Manual (Page 2)

Display Quick Start Set the Clock and Go
B-
B-
B
SuMTuWThFSa ^unoccupied
AUTO
OFFON
- Locked
-Fan ill
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HEAT-
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HB
HB
Mode Indicators
Selects the operation mode of the equipment.
COOL — indicates the air conditioning
mode.
heat — indicates the heat mode.
AUTO — indicates the system will auto­
matically changeover between
the heat and cool modes as the
temperature varies.
OFF — indicates the entire system is
turned off.
PROGRAM ON — indicates the stored
program is enabled to
run. See page 3.
Clock with Day of the Week
Indicates the current time and day. This clock
is also used to program the timer periods.
See this page.
Room Temperature Display
Indicates the current room temperature.
Desired Set Temperature
Indicates desired room temperature(s).
See page 3.
Override Indication
Indicates the current program is currently be­
ing overridden for up to 4 hours. See
pages 3 and 5.
Occupied or Unoccupied Indication
Indicates the program number: Occupied 1,2,
3, or Unoccupied. See pages 3 and 4.
Setup Indication
Indicates the thermostat is in the program­
ming mode. See page 4.
I 8 I Fan Operation Indication
Fan III — indicates constant continuous
fan operation.
When Fan On Icon is not lit — indicates the
fan will only operate when necessary to heat
or to cool.
[j] Locked Indication
Locked appears after the right combination of
buttons are pressed, rendering the buttons
inoperative. See page 5.
To] Start/Stop Indication
Start or Stop appears when programming
timer functions. See page 3.
Q]
m
Q]
Q]
ni
During Setup and Programming:
Pressing the Mode button selects different flashing items
(represented in black).
Pressing the Up and Down buttons will modify the flash­
ing selection.
■O
Press the Set Clock button
to exit Setup screens.
To adjust the
clock or Day use
I J ‘ n n
» t .ULIPm
buttons.
To adjust the
clock or Day use
buttons.
Press the Set Clock button
to exit Setup screens.
o
The thermostat is preprogrammed from the factory to op­
erate equipment without the need for further program­
ming. To optimize the installation of fhis thermosfat follow
the instructions in the Advanced Setup section.
NOTE: The thermostat is not preprogrammed from the
factory to operate heat pump systems. To control these
systems, follow the steps in the Advanced Setup section,
page 4.
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