Motoman PX2750, Manual

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10.3 Alarm Message List
10-21
1311 AMPLIFIER OVER-
LOAD
(CONTINU
Robot/Statio
[Axis Data] The servopack (amplifier) current displayed
by axis data exceeded rated current for a
long time (a few seconds - a few minutes). It
may have burned the servopack.
• The wrong wiring, the breaking of the
UVW wire for the motor
• The type of motor was not correct.
• The motor was moved by external power.
• It interfered with an outside equipment.
• Defective WRCA01, WRCF01 circuit board
• Defective amplifier
• Defective motor (encoder)
• Check whether the robot interferes with
the outside equipment. If the robot inter
feres, remove the cause.
• Check the connection of UVW wire of
motor again. And check the breaking of
the wire.
• There is a possibility the robot moves by
extra load. Check the motion status of
robot again and reduce the teaching
speed. Then confirm the reoccurrence.
<Error in robot axis>
Check that the type of motor is the same
as the one described in the manual. If
the type is not correct, replace it with the
correct motor.
<Error in external axis>
Check that the type of motor set by sys-
tem configuration is the same as the
actual installed one. If set data by sys-
tem configuration is correct, replace
installed motor with correct one. If set
data by system configuration is not cor
rect, set the correct system configura-
tion.
• If the error occurs again, replace
WRCA01 and/or WRCF01 circuit board.
• Replace the amplifier, motor for axis
where the error occurred.
Alarm Message List
Alarm
Number
Message Cause Remedy