21
TROUBLESHOOTING
Problem Possible Cause Reme
No cutting output when
torch is activated;
P
ower indicator ON,
gas flows, fan turns.
Torch cuts but not
adequately.
Output is restricted, and
can not be controlled.
Cutting output is
unstable or inadequate.
Hard to startup.
T
orch is not connected properly to
p
ower supply.
W
orking cable not connected to
work piece, or connection is poor.
Faulty components in unit.
Faulty torch.
Incorrect setting of output current
control.
Working cable connection to work
piece is poor.
Faulty components in unit.
Input or output connection is poor.
Working cable connection to work
piece is poor.
Faulty components in unit.
Input or output connection is poor.
Working cable connection to work
piece is poor.
Fluctuations in input power.
Torch parts worn (consumables).
C
heck torch connection to power
s
upply.
M
ake sure that work cable has a
proper connection to a clean, dry area
of the work piece.
Return for repair or have qualified
technician repair machine.
Return for repair or have qualified
technician repair torch.
Check and adjust to proper setting.
Make sure that work cable has a
proper connection to a clean, dry area
of the work piece.
Return for repair or have qualified
technician repair machine.
Check all input and output connection
leads.
Make sure that work cable has a
proper connection to a clean, dry area
of the work piece.
Return for repair or have qualified
technician repair machine.
Check all input and output connection
leads.
Make sure that work cable has a
proper connection to a clean, dry area
of the work piece.
Have electrician check input line volt-
age.
Turn off input power, remove shield
cup, tip, start cartridge, and electrode
and check them all. If the electrode or
cutting tip is worn out, replace them.
If the start cartridge does not move
freely, replace it. If there is too much
spatter on shield cup, replace it.
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