Operating instructions - EWM Hightec Welding GmbH
Operating instructions - EWM Hightec Welding GmbH
Operating instructions - EWM Hightec Welding GmbH
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9.4 General operating problems<br />
<strong>Operating</strong> problems, causes and remedies<br />
General operating problems<br />
Problem<br />
Possible cause > remedy<br />
Machine control without displaying the signal • Phase failure > check mains connection (fuses)<br />
lights after switching on<br />
no welding performance • Phase failure > check mains connection (fuses)<br />
various parameters cannot be set • Entry level is blocked > disable access lock (see<br />
chapter entitled "key switch", if available)<br />
9.4.1 Interface for mechanised welding<br />
WARNING<br />
No function of the external shut-down devices (emergency stop switch)!<br />
If the emergency stop circuit has been realised using an external shut-down device via<br />
the interface for mechanised welding, the device must be set for this setup. If this is not<br />
observed, the power source will ignore the external shut-down devices and will not shut<br />
down!<br />
• Disconnect jumper 1 on PCB T320/1 (TETRIX) or M320/1 (PHOENIX / alpha Q)!<br />
Item No.: 099-000097-<strong>EWM</strong>01 77
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