Jackle JESS WELDING maxiMIG 250 Betriebsanleitung Seite 31

6 Putting into operation
6.1 Mains port
Electric shock
Dangerous voltage due to defective cables.
• Check all live cables and connections for proper installation and damage.
• Replace any damaged, deformed or worn parts.
Personal injuries and material damage
Incorrect mains connection can result in personal injuries and material damage.
• Do not mount the components until the mains plug is disconnected.
• Connect the system only to the sockets which have protective earthing conductor.
• Only qualified personnel are permitted to perform work on the device or system.
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6.2 Welding
To ensure high-quality welding, it is important to select the correct welding grade and, based on this, the best
possible wire feeder speed and gas volume.
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NOTICE
Do not touch the welding grade switch during welding.
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EN - 8
DANGER
DANGER
Plug the mains plug into the corresponding socket.
Adjust the pressure regulator: Set the required shielding gas volume using the pressure regulator
(6–18 l/min). The required gas volume largely depends on the strength of the welding current.
Insert the welding wire: select the welding wire based on the material that is to be processed. Use
a suitable correct contact tip and wire feed roller for the welding wire.
 For more details, see section 7.2 Wire feeder on page EN-11
Select the welding voltage using the welding grade switch.
Adjust the wire feeder speed.
 Tab. 3 maxiMIG 250 control elements on page EN-9 and Tab. 4 maxiMIG 300 control elements on
page EN-10
Start the welding process by pressing the torch trigger.
maxiMIG 250/300
BA-0005 • 2020-10-19