Fault Diagnosis; Faults With The Electrode - Fronius TIG Grinder Instructions De Service

Fault diagnosis

Faults with the Electrode is not ground to a point
electrode
Cause:
Remedy:
Cause:
Remedy:
Cause:
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Electrode is not ground to a point
Disc wear compensation has already taken place
Cause:
Remedy:
Electrode is not ground to a point
Disc wear compensation has already taken place; all grinding tracks have been used
Cause:
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Electrode is ground too much
The electrode is protruding too far out of the electrode holder, so more material than nec-
essary is ground away from the electrode
Cause:
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Cause:
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Electrode goes blue during grinding
The electrode is getting too hot during the grinding process
Cause:
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Cause:
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Guide bushing not in the zero position
Screw the guide bushing of the grinder right in
Length stop somewhat to the right of the zero position
Move the length stop to the zero position
Disc is too worn
Compensate for disc wear by fine adjustment of the length stop
Disc wear has reached the maximum value
Change the grinding track
Grinding disc is worn out
Change the grinding disc
Length stop is to the left of the zero position
Move the length stop to the zero position
Disc wear compensation was not reset after a grinding disc change
Reset length stop fine adjustment to the zero position
Grinding pressure too high
Do not exert any pressure on the electrode during the grinding process. The
weight of the electrode holder is enough to run the grinding process.
Too little grinding fluid in the device
Top up with grinding fluid; see the "Adding grinding fluid" section