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Item 63621
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Troubleshooting – TIG / Stick Welding
IMpORTANT!
Be cERTAIN to shut off the Welder, disconnect it from power, and discharge the
electrode to ground before adjusting, cleaning, or repairing the unit.
problem
possible causes
Likely Solutions
Welder Does Not
Function When
Switched On
1. Tripped thermal protection device.
2. Faulty or improperly
connected Trigger.
3. Ground Clamp not attached
to workpiece.
4. Shielding Gas not connected.
1. Reduce duration or frequency of welding periods
to help reduce wear on the welder. Refer to
Duty Cycle (Duration of Use)
on page 29.
2. Qualified technician must check and
secure/replace Trigger.
3. Attach Ground Clamp to workpiece.
4. Connect shielding gas to Welder.
LCD Display Does Not
Light When Welder
is Switched On
1. Unit is not connected
to outlet properly.
2. Outlet is unpowered.
1. Verify the voltage at the outlet and
the connection to the outlet.
2.
Check circuit breaker/GFCI devices; if any are tripped,
determine and remedy cause before resetting. Verify
that the circuit is designed to supply the required input
amperage as detailed in
Specifications
on page 7.
Weak Arc Strength
1. Incorrect line voltage.
2. Improper gauge or length of cord.
1. Check the line voltage and, if insufficient, have
a licensed electrician remedy the situation.
2. Do not use an extension cord on this Welder. Use
only one of the supplied power cords for this
Welder or an identical replacement cord.
Welding Arc
Not Stable.
1. Loose electrode cable
or ground cable.
2. Damaged electrode holder or loose
connection within electrode holder.
3. Adjust current setting.
4. Shielding gas getting low.
1. Check to ensure that all connections are tight.
2. Have a qualified technician inspect and
repair/replace as necessary.
3. Make sure setting matches
recommended setting on chart.
4. Replace shielding gas cylinder.
Follow all safety precautions whenever diagnosing or servicing the equipment.