Maintenance - 2N Helios IP Vario Installation Manual

3.5 Maintenance

A frequent use makes the device surfaces, especially the keyboard, dirty. Use a piece
of soft cloth damped with clean water to remove the dirt. You are recommended to
follow the instructions below while cleaning:


Do not use aggressive detergents (such as sand or strong surfactants).
Clean at dry weather to make penetrated water, if any, dry up quickly.
Maintenance 3.5
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