30
Operating manual
PROTIG 221 DC FV / TIG 300 DC
Translation of the original
instructions
‘ d E ‘
Imbalanced welding-current source detected
Contact your distributor
SOURCE OF THE WELDING CURRENT AND COOLING UNIT
‘ Pb.1 ‘
Cooling unit detection fault
Check the connections between the source of
the welding current and the cooling unit
‘ Pb.2 ‘
Coolant level fault
Fill the cooling unit’s tank
‘ Pb.3 ‘
Coolant flow fault
Check the torch’s coolant circuit for leaks
WARRANTY CONDITIONS
The warranty covers any manufacturing defects or general faults for two years from the date of purchase (parts and labour).
The warranty does not cover:
• Any transportation damage.
• The usual wear and tear of component parts (e.g. cables and clamps, etc.).
• Incidents due to improper use (power-supply errors, falls or dismantling the machine, etc.).
• Environmentally related faults (pollution, rust or dust, etc.).
In the event of a fault, return the device to your distributor enclosing:
- dated proof of purchase (receipt or invoice, etc.).
- a note explaining the breakdown.
