SMART 200 MP
23
SYMPTOM. ANOMALY.
PROBABLE CAUSE.
POSSIBLE SOLUTION.
THE WELDING START IS VERY
THE WELDING START IS VERY
THE WELDING START IS VERY
THE WELDING START IS VERY
AGGRESSIVE.
AGGRESSIVE.
AGGRESSIVE.
AGGRESSIVE.
THERE ARE MANY
THERE ARE MANY
THERE ARE MANY
THERE ARE MANY
PRO JECTIO NS.
PRO JECTIO NS.
PRO JECTIO NS.
PRO JECTIO NS.
Aluminium is being welded with a dra wing
problem, which ca uses incorrect a rc ignition a s
the wire is slowed down on knocking a ga inst
the piece.
Exa mine the dra wing process. Prevent the gun from ma king
“knots”, keeping it in a stra ight line. The wire must not be
slowed down when it knocks a ga inst the piece
The wire length a t onset of welding process is
too long.
Correct a rc end opera tion. Do not strike too long a fina l
wire length.
SPECIALIZED PERSONNEL MUST CARRY OUT ANY WORK ON THE EQUIPMENT.
BOTH AT THE BEGINNING AND END OF A REPAIR CHECK THE EQUIPMENT INSULATION LEVELS.
DISCONNECT THE ELECTRONIC BOARDS WHEN MEASURING THE INSULATION.
BLOW THE INSIDE OF THE EQUIPMENT WITH COMPRESSED AIR.
The insulation-measuring de vice will have 500 V D.C. and will be applied to the following points of the circuit:
- Supply-Earth: Ra > 50 Mohms.
- Welding-Earth: Ra > 50 Mohms.
- Supply-Welding: Ra > 50 Mohms.
BEFORE TURNING THE EQUIPMENT ON, ENSURE THAT IT IS OFF LOAD.
DO NOT OPERATE THE ON/OFF SWITCH WITH AN ELECTRICAL LOAD CONNECTED TO THE
WELDING CONNECTORS.
