YASKAWA Motoman UP6 Instructions Manual page 409

Alarm Message
Number
1309 OVERLOAD
(CONTINU
Robot/Statio
[Axis Data]
Alarm Message List
Cause
The motor torque displayed by axis data
exceeded rated torque for a long time (a fe
seconds - a few minutes). It may have
burned the motor.
• 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)
10-19
10.3 Alarm Message List
Remedy
• 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.