21. The machine and its components should be protected from the effects of welding flames and
welding sparks, fire, acids, lyes, solvents, extreme temperatures and other similar environmental
influences.
22. No modifications or enhancements should be made to the components of the machine, otherwise
there is a danger of death.
23. The service life of the machine and its components should be determined during the annual
inspection. This is around ten years depending on the loads.
ENGLISH
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