Changing shape of the canbody (apple-like shape), after a certain production time
- insufficient cooling
- clean cooling circuit
- change cooling additive / lubricant in the chiller
- clean or change main- and micro-filter in cooling system (see pictures below)
- Check insulation
- feel hot spots in the entire secondary circuit by hand or use IR camera if available.
- Check Z-guide for broken parts (nosepiece or main Z – bar or, depending on welder type, intermediate Z-bar)