Troubleshooting - Chicago Electric 62204 Owner's Manual

troubleshooting

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.
Fan runS WHen SWitcHeD On But arc WiLL nOt iGnite
air SWitcH Set tO
"Set air"
Set air Switch to "cut".
"Set air" is OnLy used to
set air pressure. it does not
allow normal operation.
air preSSure
tOO HiGH
Set compressor's air
pressure regulator
between 90 - 120 pSi.
Dirty Or
cOateD MetaL
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.
if the steps above do not solve the problem or if the repairs involved are too
ITEM 62204
iMpOrtant!
check air Switch
air SWitcH Set tO
air pressure too high or too low.
check the cutter's air pressure
Gauge. Set between 60 - 80 pSi.
air preSSure
cOrrect
check that the grounding point and the
metal being cut are both clean, dry, and
free from paint, oil, or dirt.
these sections need to conduct
electricity efficiently.
complex, contact a qualified technician.
For technical questions, please call 1-888-866-5797.
"cut"
torch isn't maintaining contact with the workpiece.
a. Maintain a 1/16" distance
from workpiece at all times.
b. Disassemble torch, inspect and replace worn
components, then reassemble torch tightly
according to number 2 on page 10.
c. torch is moving too slowly across the metal
and cutting the material from underneath,
breaking contact. Move torch more quickly.
air preSSure
tOO LOW
a. Verify that the compressor is
delivering 4.5 cFM @ 80 pSi.
b. Set cutter's air
pressure regulator
between 60 - 80 pSi.
MetaL iS cLean in
BOtH areaS
Page 13