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Mac Afric NBC-250, User Manual

The Mac Afric NBC-250 welder offers exceptional performance and reliability. With its advanced features and user-friendly interface, operating this machine is effortless. For detailed instructions on its usage, refer to the user manual available for free download at our website, ensuring an optimal welding experience.

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USER’S MANUAL 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

NBC –250 

MIG/MMA/TIG WELDING MACHINE 

 

 

 

 

 

Summary of Contents for NBC-250

Page 1: ...USER S MANUAL NBC 250 MIG MMA TIG WELDING MACHINE ...

Page 2: ...side can control short circuit in the welding process compared with silicon control welding machine the outgood welding features is as following stable feeder speed light energy saving without noise Little current can also works stable more suitable for welding thin workpiece of low carbon steel alloy stainless steel Also can balance when the voltage is not stable with little spatter deep penetrat...

Page 3: ...onnector on the panel 3 install the welding wire to the bracket 4 choose the suitable gloove according to the wire diameter 5 insert the wire to the feeder through gose pls take care to avoid wire bend 6 the wire should installed deasil and use the scew to fix the wire If the wire is bend pls cut off this part 7 connect the torch to the socket on the panel and connect the wire to the torch Operati...

Page 4: ...tage compensate circuit can ensure the welding current keeps in standard scope If the voltage is exceed the machine may burned so the user should notice it and avoid it 4 If the duty cycle is exceed the welding machine may self protected and stop work it means the duty cycle is exceed over heat protection works so the machine stop working and the red light on the panel is on In such case you don t...

Page 5: ...ind these parts and connect again Avoid wet in inside of machine If any water inside shall test the insulation by megameter continue to use when it is acceptable If the machine cant work for a long time you should packed the machine and locate it in dry environment Workers should clear the dusty of motor on the feeder and paint oil on feeder roller after feeder works every 300 hours CAUTION make s...

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