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TVOC MANUA L
8
Maintenance
Cleaning / replacing the la mp
TVOC has been designed to ensure serv icing is quick and easy:
1. Before serv icing TVOC,
disconnect the electrical
power suppl y .
2.Remov e the Lock ing Screw
from the Metal Sensor Cap
using the A llen Key
supplied within the
Calibration tool k it.
(Calibration tool k it part number
A -849214)
WARNING:
Failing to remov e the l o ck ing
screw
before
unscrewing
Sensor Cap
will
damage
sensor holder.
3. Unscrew the sensor Cap
to access the PID sensor.
4. Remov e the PID Sensor
by withdrawi n g it from
the Sensor Housing. Only
light force is required
WARNING:
Do not twist the PID Sensor while
it is within the Sensor Housing
Lock ing Screw
the
the
Sensor Cap
PID Sensor
Sensor Housing
Page 24 of 32
Ion Science Ltd
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