Cleaning; Fault And Remedy - ADE WS 1908 Mode D'emploi

Cleaning

Do not submerge the device in water
or other fluids. Do not use rough,
scratching or abrasive cleaning agents.
− Dust the device with a soft, dry cloth or wipe
with a slightly damp cloth when necessary.

Fault and remedy

No function.
‚ Are the batteries empty or inserted the
wrong way around?
Values seem unrealistic.
‚ Check the location. Device should not be
placed next to highly fragrant items, for
example. Restart air quality measurement if
necessary (press and hold the sensor field
for approx. 3 seconds).
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