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WARRANTY
8. TROUBLESHOOTING
Warning. To Prevent serious injury:
Shut off the Welder, disconnect it from power, and discharge the torch to ground before adjusting,
cleaning, or repairing the unit.
Cutting arc not stable.
• Possible Causes and Solutions:
• Loose Cutting Torch cable or Earth Clamp cable: Check to ensure that all connections are tight.
• Damaged Cutting Torch or loose connection within Torch: Have a qualified technician inspect and
repair/replace as necessary.
PLASMA CUTTER DOES NOT FUNCTION WHEN SWITCHED ON.
• Possible Causes and Solutions
• Tripped thermal protection device:
off, then resume use. Reduce duration or frequency of cutting periods to help reduce wear on the Plasma
Cutter and frequency of overheating.
• Faulty Power Switch: Have a technician repair/replace Power Switch.
• Internal fuse blown: Have a qualified technician check/replace.
Weak Arc strength
• Possible Cause and Solution:
• Incorrect line voltage: Check the line voltage and, if insufficient, have a licensed electrician remedy the
situation.
Arc does not ignite.
• Possible Causes and Solutions:
• Improper ground connection: Make certain that the work piece is contacted properly by the Earth Clamp
and that the work piece is properly cleaned near the Earth Clamp and the welding location.
• Improperly sized or excessively worn Nozzle: Verify that Nozzle is the proper size for the Cutting Torch
used. Check that the hole in the tip is not deformed, enlarged, or dirty. If need¬ed, replace Nozzle
with proper size and type.
Gas does not flow.
• Possible Causes and Solutions:
• Nozzle Plugged: Clean Nozzle. If damaged, replace.
• Air Pressure Regulator closed: Make sure Regulator is adjusted properly.
• Air supply hose blocked: Check air supply hose, and hose within Cutting Torch cable.
Plasma Cutter continually overheats.
• Possible Causes and Solutions
• Input voltage too high or too low. Have electrician inspect and service building electrical circuit.
Allow the unit to cool until the RED "Overheating" LED goes
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