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TROUBLESHOOTING
Anomalies
The device does not deliver any
current and the yellow indicator
lamp of thermal defect
up.
The display is on but the device
does not deliver any current.
If, when the unit is on and you
put your hand on the welding
unit's body, you feel tingling
sensation.
The display is on but the device
does not deliver any current.
When starting up, the display
indicates
.
Instable arc
The
tungsten
electrode
oxidised and tern at the end of
welding.
The electrode melts
Causes
The welder thermal protection
has turned on.
lights
The cable of the earth clamp or
electrode holder is not connected
to the welder.
The welding unit is not correctly
connected to the earth.
The cable of the earth clamp or
electrode holder is not connected
to the welder.
The voltage is not included in the
range 230V +/- 15%
Default
coming
tungsten electrode
Too important gas flow rate
Welding zone
gets
Default coming from post-gas or
the
gas
has
prematurely.
Polarity error
Wait for the end of the cooling time,
around 2 minutes. The indicator
lamp
Check the connections.
Check the plug and the earth of
your electrical network.
Check the connections.
Have the electrical installation
checked.
from
the
Use a tungsten electrode with the
adequate size
Use
a
electrode
Reduce gas flow rate
Protect welding zone against air
flows
Check
been
stopped
connections. Wait until the electrode
cools down before stopping the gas.
Check that the earth clamp is really
connected to +
Remedies
turns off.
well
prepared
tungsten
and
tighten
all
gas
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