Below are videos showing how to perform the preventive maintenance of the airpointer.

Maintenance of the Base unit:
Base unit

Maintenance of the modules based on Thermo benches:

Ozone module (model T)

NOx module (model T)

SO2 module (model T)

CO module (model T)

Maintenance of the modules based on API benches:

Ozone module (model A)

NOx module (model A)

SO2 module (model A)

CO module (model A)

How to use the AirQrate calibrator:

AirQrate

How to use the leak checker:

Leak checker