voestalpine Bohler Welding SABER 70 CHP Manual De Instrucciones página 64

TROUBLESHOOTING
No cutting arc striking
Cause
» Incorrect earth connection.
» System parameters or functions set incorrectly.
EN
Cutting arc extinction
Cause
» Mains voltage out of range.
» Insufficient air flow rate.
» Damaged pressure switch.
» Air pressure too high.
»
» Worn nozzle and/or electrode.
Arc instability
Cause
»
Excessive spatter
Cause
»
» Incorrect arc regulation.
»
Insufficient penetration
Cause
»
»
» Pieces to be cut too big.
» Insufficient air pressure.
Sticking
Cause
»
» Pieces to be cut too big.
Oxidations
Cause
» Insufficient shielding gas.
Solution
» Earth the system correctly.
» Read the paragraph "Installation ".
»
»
Solution
» Connect the system correctly.
» Read the paragraph "Connections ".
» Adjust the air flow.
» Replace the faulty component.
» Adjust the air flow.
» Read the paragraph "Installation ".
»
» Replace the faulty component.
Solution
»
»
Solution
»
»
» Decrease the torch angle.
Solution
»
»
»
» Adjust the air flow.
» Read the paragraph "Installation ".
Solution
»
»
»
Solution
» Adjust the air flow.
» Check that the diffuser and the gas nozzle of the torch are in good
condition.
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