7
Rectifying faults
All products are subject to rigorous production checks and final checks. If, despite this, something fails to
work at any time, please check the product using the following flowchart. If none of the fault rectification
procedures described leads to the correct functioning of the product, please inform your authorised
dealer.
7.1
Checklist for rectifying faults
The correct machine equipment for the material and process gas in use is a
fundamental requirement for perfect operation!
Legend
Coolant error/no coolant flowing
Insufficient coolant flow
Check coolant level and refill if necessary
Eliminate kinks in conduit system (hose packages)
Reset automatic cutout of the coolant pump by activating
Air in the coolant circuit
see chapter "Vent coolant circuit"
Functional errors
Insufficient coolant flow
Check coolant level and refill if necessary
Eliminate kinks in conduit system (hose packages)
Reset automatic cutout of the coolant pump by activating
Air in the coolant circuit
see chapter "Vent coolant circuit"
Machine control without displaying the signal lights after switching on
Phase failure > check mains connection (fuses)
No welding performance
Phase failure > check mains connection (fuses)
Various parameters cannot be set
Entry level is blocked, disable access lock (see chapter entitled "Lock welding parameters
against unauthorised access")
Connection problems
Make control lead connections and check that they are fitted correctly.
Welding torch overheated
Loose welding current connections
Tighten power connections on the torch and/or on the workpiece
Tighten contact tip correctly
Overload
Check and correct welding current setting
Use a more powerful welding torch
099-003133-SCO01
07.04.2014
Symbol
Description
Fault/Cause
Remedy
NOTE
Rectifying faults
Checklist for rectifying faults
89
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