Harbor Freight Tools 95136 - Manual (Page 15)

Page 15 For technical questions, please call 1-800-444-3353. SKU 95136
SAFETY
SER
VICE
OPERA
TION
TECHNIQUES
SETUP
Troubleshooting (cont.)
Check that the grounding point and
the metal being cut are both clean, dry,
and free from all coatings and paint.
These sections need to be able to
conduct electricity efficiently.
Air pressure too high or too low.
Check the Air Pressure setting
on the regulator’s gauge.
Adjust the Air Regulator
to deliver only 60-80 PSI
to the Cutter.
ARC IGNITES FOR SEVERAL SECONDS BUT THEN GOES OUT
AIR PRESSURE
TOO HIGH
AIR PRESSURE
TOO LOW
a. Verify that the compressor
is delivering at least
3.5 CFM @ 80 PSI.
b. Set Regulator on the
unit to at least 60 PSI.
Use a wire wheel brush or sander
(not included) to thoroughly
clean both the grounding point
and the area that will be cut.
If any cleaners are used, allow them
to dry thoroughly before continuing.
DIRTY OR
COATED METAL
Check that all air and electrical
connections are tight.
METAL IS CLEAN IN
BOTH AREAS
Shut off switch,
if not off already, and
tighten connections.
If connections do not
tighten properly, contact
a qualified technician.
LOOSE
CONNECTIONS
Torch isn’t maintaining contact with the workpiece.
a. Be careful to not lose workpiece
contact after an arc is struck.
b. Disconnect the Torch Cables.
Disassemble the torch assembly and
inspect all internal components.
Replace any damaged or missing
components and reassemble carefully,
following the steps on page 11.
DO NOT OVERTIGHTEN.
c. Nozzle is moving too slowly across
the metal and cutting the material from
underneath, breaking contact.
AIR PRESSURE
CORRECT
TIGHT
CONNECTIONS
IMPORTANT!
Be CERTAIN to shut off the Plasma Cutter, and disconnect it from power and air before adjusting, cleaning, or
repairing the unit. A technician should discharge all capacitors before performing any internal procedures.
If the steps above do not solve the problem or if the repairs involved are too complex,
contact a qualified technician.