Changing The Setpoint Thumb Wheel (Optional); Wiring The Sensor - Trane Wired Temperature Sensors Installation, Operation And Maintenance Manual

Changing the Setpoint Thumb Wheel (optional)

Sensors with temperature setpoint control have pre-installed Fahrenheit setpoint thumb wheels.
A Celsius setpoint thumb wheel is included with these sensors. An optional hot/cold setpoint
thumbwheel can be ordered separately.
To change the thumb wheel:
1. Remove the cover by firmly pressing the thumb tab at the bottom of the cover and pulling the
2. Remove the existing thumb wheel by pulling it straight out while holding the circuit board
3. Rotate the replacement thumb wheel until the stop is opposite the flat portion of the

Wiring the Sensor

Hazardous voltage!
Disconnect all electric power, including remote disconnects before servicing. Follow proper
lockout/tagout procedures to ensure the power cannot be inadvertently energized. Failure to
disconnect power before servicing could result in death or serious injury.
NOTICE
Equipment damage!
Applying excessive voltage to the sensor will permanently damage it.
To wire the sensor, use the appropriate diagram illustrated
Note: Strip 1/4 inch of insulation from wires before connecting them to the terminal block.
BAS-SVX10C-EN
cover away from the back plate.
Note: If present, remove the security screw before removing the cover.
securely onto the back plate.
potentiometer. Push down on the thumb wheel until the ribs touch the potentiometer. After it
is inserted, the thumb wheel should turn freely.
WARNING
Installation: All Models Other Than the Display Sensor
Flat portion of potentiometer
Stop
in"Wiring Diagrams, " p. 33.
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