Kemppi Kemppi A7 MIG Welder 350, Operating Manual

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A7 MIG Welder © Kemppi Oy 2017 1735
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5.2.3 Wire feeder errors
Code Description Severity Measures
42 WIRE FEED MOTOR OVERCURRENT WARNING
The wire feed motor current is close to the current limit when the motor is running.
The wire feeder rolls are too tight, the wire spool brake is too tight, or the wire liner is
dirty.
Warning Check and replace the consumables in the wire feed unit and the torch.
43 WIRE FEED MOTOR OVERCURRENT ALARM
Current limit is exceeded while the wire feed motor is running, and the motor is
stopped. The wire feeder rolls are too tight, the wire spool is too tight, or the wire is
stuck.
Error Check and replace the consumables in the wire feeder unit and the torch.
44 WIRE FEED MOTOR SPEED ALARM
Wire feed motor tachometer signal missing. The tachometer is damaged or the
wiring is broken.
Critical error Contact the maintenance service.
50 LICENSE IS MISSING
An attempt was made to use an optional accessory, welding program, or a specific
setting for welding that has not been activated using a license code.
Error Acquire a license for the optional function you want from the device provider.
51 THE REAR FEED ROLLS ARE SPINNING
The rear feed rolls are loose. The wire feed speed is slowed down or varies.
Warning Tighten the rear feed rolls.
52 THE FRONT FEED ROLLS ARE SPINNING
The front feed rolls are loose. The wire feed speed is slowed down or varies.
Warning Tighten the front feed rolls.
53 COLLISION DETECTED
The collision sensor has been activated. The welding torch mounted on the arm of a
welding robot has collided with the welding piece or another obstacle.
Error Reverse the robot arm until the torch no longer touches the obstacle. Check
the torch in case of damages.
5.2.4 Welding curve errors
Code Description Severity Measures
81 WELDING CURVE MISSING
Internal program error. The selected synergic welding curve was not found in the
memory. The system memory card is detached or defective.
Error Switch off and restart the power source. Contact the maintenance service if
the error is not resolved.