12
Plasma Cutter
Operating Instructions and Parts Manual
Plasma Cutter
Plasma 275
supply.
2.Power supply switch is
broken.
3.Fuse is damaged.
4.Transformer is broken.
5.Main controlling board is
ruined.
3.Replace.
4.Replace.
5.Examine and repair or
replace.
Protection indicator
Light comes on.
1.High/low voltage
2.The
High/low
voltage
setting is incorrect.
3.Over
heating
from
exceeding the duty cycle.
4.The
bad
or
broken
connection in the thermal
relay.
5.Main PCB board is broken.
1.The tolerant voltage
range is 100V ~ 130V. The
machine will stop working
and indicator will come on
if the input power voltage
is not between 100V and
130V AC. Please check
the voltage with a volt
meter.
2.Please open the case to
adjust the potentiometer
VR101 (for high voltage
setting) and VR102 (for
low voltage setting) on the
main control PCB. Note:
VR 101 should be adjusted
clockwise, the VR 102
should be adjusted counter
clockwise.
3.Wait until the machine
cools down.
4.Repaired by the qualified
people.
5.Replace.
Other problem.
Please contact customer
service number on the
outside of the manual
Please provide the following:
-
Model Number
-
Serial Number (if any)
-
Part description and number as shown on parts list
