ESAB SR-B 26 - TROUBLESHOOTING; Common Problems and Solutions

6 TROUBLESHOOTING
0463 697 001
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© ESAB AB 2021
6 TROUBLESHOOTING
Read the operating instructions for the welding components, e.g. power source.
If the measures described below are not successful, consult your dealer or the manufacturer.
Problem Cause Solution
The arc does not
strike
• Cable or contact is poor.
• Torch electrode is badly
oxidised.
• There are impurities in the
shielding gas (moisture, air).
• The electrode used is too
large or stubby at low current.
• Check the cable and contact.
• Regrind along the length of
the electrode.
• Flush clean with gas.

• Replace with a smaller
electrode.
No trigger function • Control cable
interrupted/faulty.
• Check/repair.
Gas shielding is
poor
• There are impurities in the
shielding gas (moisture, air).
• There are impurities in the
base material (rust, lubricant).
• Insufficient or total lack of
shielding
gas.
• It is too draughty at the
welding site.
• Welding spray has fastened
on the gas lens or the gas
hood.
• Flush clean with
gas.
• Clean the base
material.
• Check contents of the gas
bottle/hoses and the pressure
setting.
• Shield the welding area with
protective screens.
• Clean or replace.