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Replace the copper nozzle:
In the process of laser welding, the nozzle will touch the welding pieces and
rub against the metal parts. Nozzle is consumable accessory and needs to be
replaced after a period of use. The nozzle equipped is a combination nozzle,
which is composed of a stainless-steel bottom tube and a copper nozzle. The
copper nozzle has different styles and can be used in different scenarios.
When using welding wires of different thicknesses, you need to use the
corresponding copper nozzle. Refer to Figure 12.
■ Replace nozzle：
（1） Before replacement, the laser enable should be turned off, and the
welding head should be facing in front with no one ahead;
（2） Unscrew the copper nozzle counterclockwise;
（3） Replace with a new nozzle.
Fig. 12 diagram of nozzle replacement
Switching to cleaning mode
1. Replace with cleaning parts
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