maxiMIG 250/300
Operating manual
Page 24
18. Maintenance and safety check
Disconnect mains prior to any service and maintenance work!
The welding unit is, on principle, maintenance-free. However, make it a rule to carry out the following work:
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Clean current contact tip and gas nozzle regularly, removing welding spatter and other impurities. Add Anti-
Stick agent on nozzles after cleaning to reduce undesirable spatter adhesion.
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Check current contact tip regularly for wear or damage, replace in time.
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Clean the welding unit by air-blasting from inside according to pollution level.
Attention:
This Welding unit has to be safety checked every year by JÄCKLE Company or another special qualified
electrician according to the harmonized standard
IEC 60974 – 4
Safety, maintenance and inspection of arc welding equipment in use
