Panasonic YD-500KR Operating Instructions Manual page 40

OTHER TROUBLE AND ERROES
When output suddenly stops during welding(while arc is being produced)
Is the Warn. Indicator
lamp [22] turned on?
YES
"When
Following
Warn. indicator
goes on [A]" to make a
check.
 Other Errors E
○When output cannot be
adjusted
YES
Check the wire feeder
for its connection.
Is it not snapped?
Is SIMPLE UNIFIED/
INDIVIDUAL properly
selected?
YES
Ask our office
examination/repair.
○When the wire gets stuck to the chip or base metal
Is the welding condition
appropriated?
YES
Is the chip worn out?
YES
Replace the chip.
Is the
NO
turning on the torch
switch?
Follow the check flow
the
chart [C] to make a
lamp
check.
When the torch switch is turned on, does the
voltmeter's needle swing?
When the torch switch is turned on, does the
voltmeter's needle swing?
for
When it gets stuck to the chip, decrease the
NO
welding voltage, and when it gets stuck to the
base metal, increase it.
NO
For sticking of the wire at the end of welding, adjust
with the control VR5 on the printed circuit board.
When sticking to the chip --- Turn left
When sticking to the base metal --- turn right
wire fed by
NO
YES
38
D
 Has the chip melted
and stuck to the wire?
 Is the feed roller of
the wire feeder
damaged?
 Is the conduit tube
clogged.
NO
Follow the check flow
chart [C] to make a
check.