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10 Faults and troubleshooting
Tab. 11
Code
E71
E73/E74/
E75
E78
E79
10.2 General faults
Tab. 12
Fault
Display shows
<T°C-01/02/03-hot>
Display shows
<T°C-int>
(temperature
measured)
Nothing happens
when the torch
trigger is pressed
Wire feeder
motor not running.
Welding wire kinks
between the wire
feed roller and the
wire guide tube.
EN - 38
Error messages on the control panel with an MC-R board
Cause
MCR board overheating
Incorrect data transmission via the
CAN line; incorrect CAN protocol
Encoder motor faulty, cable break, or
incorrect motor type set
Incorrect data transmission via the
CAN line; communication between
the wire feed unit (control box MC)
and welding power source completely
disconnected.
General faults
Cause
The device is overheating.
Thermal sensor cable interrupted. ► Find and eliminate the break.
Incorrect device type set in the
control box.
Ambient temperature under
−10°C or over +40°C
Thermal sensor in the control box
faulty
Torch trigger defective.
Torch control lead interrupted.
Control box is defective.
Control box is defective.
Wire feeder motor is defective.
Cable connection between the
control box and motor is
interrupted.
Contact pressure for the wire
feed rollers is too great.
Distance between the wire feed
roller and the guide tube is too
large.
xFUME POWER 350
Description
► Check the ambient temperature of the MCR
board.
► Check the CAN line.
► Check the control box configuration.
► Check the encoder motor and cable.
► Check the control box to see if the correct motor
type has been set.
► Check the CAN line.
► Check the welding torch intermediate cable
assembly for cable breakage.
► Check the plug.
Check the control box MC or control board in
the device.
Troubleshooting
► Allow the device to cool down with the
cooling unit running.
► Contact ABICOR BINZEL or a service
partner.
► Restore the permissible temperature
range for the device.
► Have an authorized specialist replace
the control box.
► Have an authorized specialist repair
the thermal sensor.
► Repair the torch trigger.
► Check the torch control lead.
► Replace the control box.
► Replace the control box.
► Replace the wire feeder motor.
► Check the contact pins (carbon).
► Check the cable connection.
► Reduce the contact pressure for the
wire feed rollers.
7.15 Adjusting the wire spool brake
on page EN-29
► Check the distance and readjust the
wire guide tube if necessary.
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