Alarm List
Alarm Number (4000 to 4999)
Alarm List-937
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4987 WELD LINE CORD
SHIFT MOV DISABLE
1 IMPOSSIBLE MOTION(Y
direction)
Setting error (1)Check the following settings.
∙ Correct the teaching positions so that the attitude of the tool and the
ground are out of vertical.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
2 IMPOSSIBLE MOTION(Y
direction)
Setting error (1)Check the following settings.
∙The manipulator cannot move to the target shift position. Change shift
volume or modify the teaching position.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
4988 WELD LINE COORD
SHIFT DISABLE
1 PREFLOW not executed Setting error (1)When executing weld line coordinate shift operation, start the JOB
with one step before ARCON instruction.
(2)When teaching the JOB for welding coordinate shift operation, set
the ARCON instruction in the JOB in which the weld line coordinate
shift operation is to be performed. (Don't set ARCON instruction in the
JOB which is target for CALL instruction without setting any weld start
teaching point.)
To use ARCON instruction without weld start point in the CALL
destination JOB, disable the weld line coordinated shift function in the
weld start condition file.
other If the alarm occurs again, save the CMOS.BIN in maintenance mode,
and then contact your Yaskawa representative about occurrence
status (operating procedure).
Alarm
Number
Alarm Name
Sub
Code
Meaning Cause Remedy
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