Calibrating The Temperature And Humidity Sensors - Venstar T1800 Owner's Manual

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
at the same time twice. The
thermostat temperature will be
displayed and may be calibrated
using the UP or DOWN buttons.
TWICE
REMOTE SENSOR
Press the MODE button once. The
remote sensor temperature will be
MODE displayed and may be calibrated using the
UP or DOWN buttons. If a remote sensor
is not installed, only dashes will appear.
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 once to return to
normal operation.
I2:00
72
Pm
Su
OFF
I8:88
I88
Program On
Am
Pm StartStop
SuMoTuWeThFrSa
DeHumidify
Service Filter
AUTO
OFFON
Morning
DayNight
Evening
FanOn
buttons
Outside
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Setup
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Outside
Vacation
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CALIBRATE
CALIBRATE
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CALIBRATE