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USER’S MANUAL

Note: 

Please read this user's manual carefully before using this product.

Summary of Contents for ARC-400Q

Page 1: ...USER S MANUAL Note Please read this user s manual carefully before using this product...

Page 2: ...ut off however the fan will continue run ning to cool the overheated components When a safe temperature has been reached the Welder will auto matically switch the welder output back on To increase the...

Page 3: ...eration Always attach the ground clamp to the piece to be welded and as close to the weld area as possible This will give the least resistance and best weld Electric welding produces sparks which can...

Page 4: ...ing equipment Never touch welded work surface torch tip or nozzle until they have com pletely cooled Grinding and sanding will eject metal chips dust debris and sparks at high velocity To pre vent eye...

Page 5: ...er Switch is set to the ON position FIG B Power Indicator LED Illuminates Amber when the unit has reached the maximum internal component temperature FIG B This oc curs when the Duty Cycle has been exc...

Page 6: ...d turn 180 clockwise to lock in place 4 Attach the Ground Clamp to the workpiece as close to the welding area as possible To ensure good ground clean the grounded area of any rust grease oils or paint...

Page 7: ...ing Rod into the workpiece joint at a 15 angle 3 Lift rod from workpiece when weld bead is completed 4 Turn off Welder power switch 5 Set the Electrode or Stick Holder on a safe non ammable surface 6...

Page 8: ...ow Dif culty Starting Arc Arc Wander Dif culty Holding Arc PROBLEM Clean base metal of any oil debris coatings or moisture If base metal is cold rolled steel make sure to remove any mill scale To redu...

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