TESTO 316-2, Инструкция по эксплуатации

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Using the product
8
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Carrying out gas detection:
Attention! Destruction of the sensor by non-desorbant substances (e.g. oils)!
>
Do not use the instrument in dirty surroundings.
> Move the sensor head as close as possible, and slowly (3 to 5 cm per second)
over the parts which are to be examined for leaks.

Resetting maximum value display:
> Press and simultaneously.

Switching instrument off:
> Press and hold until the display switches off.