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Changing the filter, Figure 18 – Vaisala GMP231 User Manual

Page 73

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Chapter 6 _______________________________________________________________ Maintenance

VAISALA ________________________________________________________________________ 71

Changing the Filter

Change the filter to a new one if it shows visible signs of contamination.

1.

Pull the white PTFE filter away from the sensor. Rotating the filter
slightly makes it easier to detach.

2.

Use clean instrument air to gently blow any loose dirt and filter
material away from the sensor.

3.

Take a new clean filter and push it onto the sensor. If you are using
the Vaisala silicone plug for sealing, push and rotate the filter
slightly to make sure the filter reaches below the edge of the plug.

1403-156

Figure 18

Changing the Filter