Welding operation
54 Operating Instructions Soyer Bolzenschweißtechnik
14.5 Malfunctions with an error message
When there is a stud welding device malfunction, an error message (code) ap-
pears on the display.
Dangers during troubleshooting
During troubleshooting, various dangers may occur.
• All devices of Soyer Bolzenschweißtechnik GmbH may only be opened by
personnel of Soyer or personnel authorised by Soyer.
• For troubleshooting, the device must be disconnected from the main power
supply and secured against accidental switch-on.
Error
code
Description Possible cause
E01 Safety shutdown as a voltage of more
than 25 V was measured for more
than approx. 40 ms on the welding
power sockets.
• Stud inserted too deep into the stud chuck
• Mechanical problems with the gap welding gun
• External voltage of other welding devices
• Error in the device (thyristor short circuit)
E02 Error when charging the capacitors • Welding capacitors faulty (leakage current)
• Charging current source faulty
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