Rectifying Faults - EWM TIGSPEED OSCILLATION DRIVE 45 COLDWIRE Operating Instructions Manual

Rectifying faults

7
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
  A ir in the coolant circuit

Vent coolant circuit > see 7.4 chapter
Functional errors
 All machine control signal lights are illuminated after switching on
 No machine control signal light is illuminated after switching on
 No welding power

Phase failure > check mains connection (fuses)
 Several parameters cannot be set (machines with access block)

Entry level is blocked, disable access lock > see 5.3 chapter
 Connection problems

Make control lead connections and check that they are fitted correctly.
Welding torch overheated
  L oose 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
Unstable arc
 Unsuitable or worn welding torch equipment

Adjust contact tip to wire diameter and -material and replace if necessary

Adjust wire guide to material in use, blow through and replace if necessary
 Material inclusions in the tungsten electrode due to contact with filler material or workpiece

Regrind or replace the tungsten electrode
 Incompatible parameter settings

Check settings and correct if necessary
099-000181-EW501
30.06.2017
Symbol Description

Fault/Cause

Remedy
Rectifying faults
Checklist for rectifying faults
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