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8 Putting out of operation
9 Maintenance and cleaning
1 Wait until the shielding gas flow has subsided.
2 Close the shut-off valve for the gas supply.
3 Switch off the power supply.
Scheduled maintenance and cleaning is a prerequisite for a long life and a
trouble-free operation.
DANGER
Risk of injury due to unexpected start-up
The following instructions must be adhered to for the entire duration of
maintenance, servicing, mounting, dismounting and repair work:
• Switch off the power source.
• Close the gas supply.
• Close off the compressed air supply.
• Disconnect all electrical connections.
• Switch off the entire welding system.
DANGER
Electric shock
Dangerous voltage due to defective cables.
• Check all live cables and connections for proper installation and
damage.
• Replace any damaged, deformed or worn parts.
NOTE
• The maintenance intervals given are standard values and refer to single-
shift operation.
• Maintenance and cleaning work may only be carried out by qualified
personnel (in Germany see TRBS 1203).
• Check coolant hoses, seals, and connections for damage and tightness.
Replace as necessary.
• Always wear your personal protective equipment when performing
maintenance and cleaning work.
8 Putting out of operation
EN - 17