Kemper MaxiFil Clean Notice D'utilisation page 56

3.7 Residual Risk
Even when all safety rules are observed, when operating the product a
residual risk remains, as described below.
All persons working on and with the product must be aware of these
residual risks and follow the instructions that prevent these residual risks
from causing accidents or damages.
WARNING
Danger of serious injury to the lungs and respiratory tract – always wear
respiratory protection, Class FFP2 or higher.
Skin contact with welding fumes, etc. can cause skin irritation in
susceptible individuals – wear protective clothing.
Before starting welding work, ensure that the product is positioned
correctly, the filter elements are complete and undamaged, and the
device is running. The product is only fully functional when it is switched
on.
When changing the filter inserts, there may be skin contact with the
separated dust and also some of the dust may be stirred up by the work.
Respiratory protection and protective clothing must be worn.
Embers in the filter elements may cause smouldering fires – switch off
the product, close the damper flap in the collection element if fitted and
let the device cool down in a controlled manner.
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