testo P2A Software - First steps
18
Maintaining the product
Cleaning the housing:
Clean the housing with a damp cloth (soap suds) if it is dirty. Do not use
aggressive cleaning agents or solvents!
Cleaning the sensor of the testo 6621-A
A01 (wall/voltage version):
Do not touch sensor.
Open the housing and carefully clean the reflective surface of the sensor
(top right, assembled vertically on the circuit board) with distilled water or
ethanol. Allow the sensor to dry completely.
Cleaning the sensor of the testo 6621-A
A02 (duct), testo 6621-A
A03
(wall/current version):
Do not touch sensor.
Unscrew the sensor protection cap and carefully rinse the reflective
surface of the sensor with distilled water or ethanol. Allow the sensor to
dry completely.
Cleaning the filter of the testo 6621-A
A02 (duct), testo 6621-A
A03
(wall/current version):
If using a sintered filter:
Clean regularly by blowing out with compressed air or ultrasonic bath,
depending on the level of contamination created by the process.
Содержание 6621
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