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7
Maintaining the product
7.1.
Servicing interval
Testo recommends having the measurement system checked once
a year by Testo Service.
7.2.
Cleaning the testo 380 and testo 330
> In order to prevent damage to the measurement system, the
measurement system must be disconnected from the mains
when being serviced and cleaned.
> If the housing of the testo 380 and the testo 330 is dirty, clean
it with a damp cloth. Do not use any aggressive cleaning agents
or solvents! Mild household cleaning agents and soap suds
may be used.
> Clean ventilation slots, gas outlets, fresh air inlet and dilution air
inlet with a vacuum cleaner. Do not blow out with compressed
air.
7.3.
Draining the condensate container
The condensate consists of a weak mix of acids. Avoid skin
contact. Make sure that the condensate does not run over
the housing.
7 Maintaining the product
51
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