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10 Maintenance
10 Maintenance
10.1 Service
Testo recommends an annual check of the testo 300 which can be
performed by a service center authorized by Testo. Please contact
Fr d
10.2 Calibration
The measuring instrument is supplied with a calibration protocol as
standard. Testo recommends calibration of the measuring instrument
once every 12 months. This can be performed by Testo or another
certified service center. Please contact
10.3 Check instrument status
10.3.1 Sensor diagnosis
The status of the sensors can be displayed.
To replace expended sensors, see Section "Replace sensors".
Sensor Diagnosis
Call up function:
|
Sensor diagnosis is displayed.
A sensor can recover. It is therefore possible for the sensor status
display to change from not OK to OK.
10.3.2 Error list
Instrument errors that have not yet been cleared can be displayed.
Call up function:
|
Error list
Error list is displayed if there are errors present.
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