THERMACUT EX-TRAFIRE 125HD - Page 37

EX-TRAFIRE
®
125HD 10 Faults and troubleshooting
EN - 37
Output current too
low, cannot be
controlled
 Poor contact
between work
lead clamp
and
workpiece.
 Connection fault in
work lead or cutting
torch cable.
 Ensure that all cable
connections are correctly
installed.
 No contact between
work lead clamp
and workpiece.
 Remove contamination
and/or oxidation from the
workpiece and the work
lead clamp.
 Attach the work lead clamp
to the workpiece in order
to allow maximum
electrical conduction.
 Distance between
cutting torch and
workpiece is too
great.
 Decrease the distance
between cutting torch and
workpiece.
 Voltage fault  Faulty input voltage.  Verify the correct input
voltage according to the
identification plate.
 Check consumables and
replace, if necessary.
Pilot arc ignites
with difficulty and
switches off.
 Consumables
are defective.
 Consumables are
worn or damaged.
 Check consumables and
replace, if necessary.
 Faulty gas
flow.
 Gas flow too high.
 Gas flow too low.
 Check gas flow settings.
Output current
cannot be
controlled.
 Poor contact
between work
lead clamp
and
workpiece.
 Connection fault.
 Faulty cable
connections.
 Ensure that all cable
connections are properly
secured.
 Attach the work lead clamp
to the workpiece in order
to allow maximum
electrical conduction.
Table 13 General faults
Fault Description Cause Troubleshooting