FANUC Series 16/18/160/180-Model C Machining Center Operators Manual

APPENDIX
B–62764EN/01
G. ALARM LIST
899
Number ContentsMessage
752 FIRST SPINDLE MODE CHANGE
FAULT
This alarm is generated if the system does not properly terminate a
mode change. The modes include the Cs contouring, spindle position-
ing, rigid tapping, and spindle control modes. The alarm is activated if
the spindle control unit does not respond correctly to the mode change
command issued by the NC.
754 SPINDLE–1 ABNORMAL TORQUE
ALM
An abnormal load on the first spindle motor was detected.
761 SECOND SPINDLE ALARM
DETECTION (AL–XX)
Refer to spindle alarm No. 751. (For 2nd axis)
762 SECOND SPINDLE MODE
CHANGE FAULT
Refer to spindle alarm No. 752.(For 2nd axis)
764 SPINDLE–2 ABNORMAL TORQUE
ALM
Same as for alarm No. 754 (for the second spindle)
771 SPINDLE–3 ALARM DETECT
(AL–XX)
Same as for alarm No. 751 (for the third spindle)
772 SPINDLE–3 MODE CHANGE
ERROR
Same as for alarm No. 752 (for the third spindle)
774 SPINDLE–3 ABNORMAL TORQUE
ALM
Same as for alarm No. 754 (for the third spindle)
The details of spindle alarm No. 750 are displayed in the diagnosis display
(No. 409) as shown below.
#7 #6 #5 #4 #3 #2 #1 #0
SPE S2E S1E SHE409
SPE 0 : In the spindle serial control, the serial spindle parameters
fulfill the spindle unit startup conditions.
1 : In the spindle serial control, the serial spindle parameters do
not fulfill the spindle unit startup conditions.
S2E 0 : The second spindle is normal during the spindle serial control
startup.
1 : The second spindle was detected to have a fault during the
spindle serial control startup.
S1E 0 : The first spindle is normal during the spindle serial control
startup.
1 : The first spindle was detected to have a fault during the
spindle axis serial control startup.
SHE 0 : The serial communications module in the CNC is normal.
1 : The serial communications module in the CNC was detected
to have a fault.
D The details of spindle
alarm No.750

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