Safety Precautions - LORCH V Series Service Manual

Safety precautions

Requirement
Use and maintenance of welding and cutting machines can be dangerous. Please draw user´s attention to
follow the safety precautions to avoid injuries. Welding and cutting machines must be used appropriately
and only by qualified/trained staff. Please follow safetyregulations and use safety precautions in order to
prevent accident when working with these machines.
Only qualified workers who are knowledgeabel and have been trained to work safely with test instruments and
equipment on energized circuits shall be permitted to perform testing work on electrical circuits or equipment were
there is danger of injury from accidental contact with energized parts or improper use of the test instruments and
equipment.
Use only original spare parts
Replace immediately any components that are not in perfect condition.
Norms
IEC 60974-4
Testing Lorch machines according to IEC 60974-4
- it is not necessary to disconnect any components of the power unit for the test
- it is recommended to disconnect the torch at water cooled machines
- the machine has to be cleaned properly before the test
- switch to MMA mode (stick electrode) if possible
page 4
In-service inspection and testing