Calibrating The Temperature And Humidity Sensors - Carrier 33CS420-01 Owner's Manual

Calibrating the Temperature and Humidity Sensors

Calibrating the Temperature and Humidity Sensors
Under normal circumstances it will not be necessary to adjust the
calibration of the temperature and humidity sensors. If calibration is
required, please contact a trained HVAC technician to correctly
perform the following procedure.
Place the thermostat in the
MODE
OFF mode.
Press and hold the MODE
MODE
button. While holding the
MODE button, press and hold
the FAN button for 5 seconds.
FAN All icons will appear on the
display.
PRESS
THERMOSTAT SENSOR
Press the UP and DOWN buttons
at the same time twice. The
thermostat temperature will be
displayed and may be calibrated
using the UP or DOWN buttons.
TWICE
HUMIDITY SENSOR
Press the MODE button once. The
relative humidity at the thermostat will be
MODE
displayed and may be calibrated using the
UP or DOWN buttons.
After calibration is complete, press the MODE button to return to
normal operation.
I2:00
72
Pm
Su
OFF
I8:88
I88
Program On
Am
Pm StartStop
SuMoTuWeThFrSa
DeHumidify
Service Filter
UV Light
AUTO
OFFON
Unoccupied
Override
FanOn
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Setup
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Outside
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CALIBRATE
CALIBRATE
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