Ion Science TVOC - Manual (Page 21)

TVOC MANUAL Ion Science Ltd
Page 21 of 32
Unrivalled Detection. www.ionscience.com
Maintenance
Cleaning / replacing the lamp
TVOC has been designed to ensure servicing is quick and easy:
1. Before servicing TVOC,
disconnect the electrical power
supply.
2. Remove the locking screw from
the metal sensor cap using the
Allen key supplied within the
Calibration tool kit. (part number
A-849214)
Warning:
Failing to remove the locking
screw before unscrewing the
sensor cap will damage the
sensor holder.
3. Unscrew the sensor cap to
access the PID sensor.
4. Remove the PID Sensor by
withdrawing it from the sensor
housing. Only light force is
required
Warning:
Do not twist the PID Sensor while
it is within the sensor housing.
Sensor cap
Locking screw
PID sensor
Sensor housing
Diagram 15
Diagram 16