10.03 Power Source Problems
Description
Possible
Cause
Remedy
1 The welding arc
cannot be
established
A
B
The Primary supply voltage
has not been switched ON.
The Welding Power Source
switch is switched OFF.
A
B
Switch ON the Primary supply
voltage.
Switch ON the Welding
Power Source.
C Loose connections internally. C Have an Accredited Thermal
Arc Service Agent repair the
connection.
2 Maximum
output
welding current can
not be achieved
with nominal
Mains supply
voltage.
Defective control circuit
Have an Accredited Thermal
Arc Service Agent inspect
then repair the welder.
3 Welding
current
reduces when
welding
Poor work lead connection to
the work piece.
Ensure that the work lead has
a positive electrical
connection to the work piece.
PRO-LITE 250S
47
June 29, 2005
Содержание pro-life 250s
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