Rectifying Faults; Checklist For Rectifying Faults - EWM MTR242W Operating Instructions Manual

Rectifying faults

Checklist for rectifying faults

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 require-
ment for perfect operation!
Legend
Welding torch overheated
 Insufficient coolant flow
Check coolant level and refill if necessary

Eliminate kinks in conduit system (hose packages)

Vent coolant circuit > see 7.2 chapter

 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

Functional error with the welding torch operating elements
 Connection problems
Make control lead connections and check that they are fitted correctly.

Wire feed problems
 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

 Halting wire feeding
Check the contact pressure setting of the wire feed roll

Check the torch neck equipment such as contact tip and wire feed

 Kinked hose packages
Extend and lay out the torch hose package

 Incompatible parameter settings
Check settings and correct if necessary

48
Symbol Description
Fault/Cause

Remedy

099-500073-EW501
22.02.2023