YASKAWA Motoman UP6, Instructions Manual

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AL-1324 (TEMPERATURE ERROR(CONVERTER))
An alarm
occurs.
The temperature of SERVOPACK (converter) is too high.
Before checking the wiring connections, turn
OFF the control power supply.
Use a tester to confirm that all the LEDs on
the SERVOPACK and converter are unlit and
that no charged electricity remains.
(It may take a few minutes until all the
electricity is discharged.)
Remove connector CN30 on the
WRCA01 circuit board and re-insert it.
(See Fig. 10.)
Alarm?
Yes No
Remove connector CN1 on the
converter and re-insert it. (See Fig. 10.)
Alarm?
Yes No
Continue normal
operation.
Replace the converter.
Alarm?
No Yes
CN30
CN1
Contact your Yaskawa
representative.
Replace the WRCA01 circuit board.
Alarm?
No Yes
Continue normal
operation.
Turn ON the control power supply and
wait 10 minutes.
Then turn the servo power supply OFF
and then ON.
Alarm?
Yes No
Continue normal
operation.
Converter SERVOPACK
Fig. 10
CAUTION
43