MAWA-050A
8. Troubleshooting
8-2
(2) Error Messages
Error
code
Error
message
Cause
Time of
detection
Corrective measure
E01 Emergency
STOP
The emergency stop signal was
input.
At all times
Check the emergency stop
input.
* The emergency stop error
will be cleared in 6 seconds
after pressing the RESET
button after an emergency
stop contact short-circuit.
The Error screen is displayed
continuously for 6 seconds.
(*1)
E03 Overheat
error
The inside of the welding power
supply was overheated.
At all times
Check the installation state
and the ambient temperature.
Reduce the duty cycle for
operation.
* The error cannot be cleared
until the internal thermostat is
restored.
E04 Over current
error
The primary-side overcurrent is
detected.
During
welding
If the status cannot be
improved even after resetting
or turning on the power supply
again, make contact with us.
E05 Weld error
The setting of “NG judgment error”
is “ON” and the upper/lower limit
setting of each monitor was out of
the range.
Immediately
after welding
Check the welding material,
equipment status, each
condition, etc.
When “WELD” the on the
Monitor screen is ON or the
WELD ON signal of I/O is
OFF, the welding output is not
performed.
E06
End of
counter
reached
“ALL COUNT” reached the count of
“PRE COUNT.”
Immediately
after welding
Reset “ALL COUNT” to zero or
set “PRE COUNT” again.
E07 Start signal
already on
The power supply was turned on
while the START signal was input. At power ON
Check the START signal
connection.
E08 Flashdrive
error
Since the power is turned on during
the data transfer from the panel unit
to the control board, an error
occurred in the memory data.
At all times
When the memory error
occurs, the setting is initialized
to the factory setting. If the
status cannot be improved,
there is a possibility that a
component may be faulty.
Make contact with us.
E09 Start parity
error
The total of closed condition
selection signal lines and PARITY
signal lines was not an odd
number.
Before
welding
Set “Start parity error ON/OFF”
to “OFF” or set the total of
closed wires to an odd
number.
