– 226 –
26. Error E913
26-1)Irregular motor rotations
1-A) There are irregularities in the
Check the mechanism and look for the section that
Needle thread clamp origin
mechanism, such as
is particularly overloaded, that is any holdup or
retrieval error
overloading, etc.
whether screws are loose.
1-B) Motor leads are broken.
Check the resistance of the motor winding.
The motor is out of order.
Replace the motor, as required.
1-C) The driver circuit is out of order.
Replace the MAIN board.
26-2)No sensor signal entry
2-A) The sensor is out of order or
Check the sensor with the test program I_03 or I_08.
broken.
2-B) Connector connection defective
Check CN65 of INT board.
2-C) Input circuit is out of order.
Replace the MAIN board.
27. Error E914
27-1)Irregular main shaft motor
1-A) Motor revolutions are unstable.
Check whether coupling for connection of main shaft
Feed trouble error
rotations
and motor is loose.
28. Error E915
28-1)Data cannot be received
1-A) MAIN board fails to work.
All the dip switches of the MAIN board shall be set
Communication error between
from the MAIN board.
at OFF.
the PANEL and MAIN boards LED1
on MAIN board: Flashing 1 times
1-B) Board defective
Replace the MAIN board or PANEL board.
29. Error E916
29-1)Data cannot be received
1-A) MAIN board fails to work.
All the dip switches of the MAIN board shall be set
Communication error between
from the SDC board.
at OFF.
the SDC and MAIN boards
LED3 on SDC board: Flashing
1-B) SDC board fails to work.
All the dip switches (SW2) of the SDC board shall be
15 times
be set at OFF.
1-C) Board defective
Replace the MAIN board or SDC board.
30. Error E918
30-1)The heat sink for the power
1-A) Cooling is not effective.
Check for any clogging at the suction port or
MAIN board overheat
supply has exceeded 85
°
C.
examine the conditions in the fan, etc.
Trouble
Cause (1)
Cause (2)
Check and corrective measures