Service and Maintenance
11.
Maintenance
The welder has been built for long periods of use with a minimum of maintenance. The opera�on of the machine in
the long term with sa�sfactory performance depends on the correct care of the machine and its periodic cleaning.
Cleaning - unplug machine before cleaning
Periodically clean the welder using a so� cloth, preferably a�er each use. Keep the vents free of dust and dirt and if
they cannot be easily removed use a damp cloth with water and a li�le soap. Never use solvents derived from
petroleum, alcohol, etc. they can damage the plas�c parts of the machine.
Lubrica�on
The machine does not need addi�onal lubrica�on.
Diagnos�c
If the machine does not func�on normally, suspend its use and use the following table to find the possible cause and
its respec�ve solu�on .
Failure
No output power
Low current
output
Poor quality of weld
bead
Possible cause
• No power supply.
• Inappropriate fuse or breaker.
• Thermal protec�on in opera�on.
•
Inappropriate connec�on
• Low input voltage
• Work clamp (ground) away from the
point to be welded
• Defec�ve electrode
Solu�on
• Check connec�on
• Wait for the thermal protec�on to stop
working.
•
Check electrical connec�on
• Check clamp loca�on to ensure
proper connec�on. Clean rust or
paint.
• Place the clamp as close as possible
to where it is to be welded.
• Change the electrode
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