Okuma Alarm-A 1729 Unable to confirm C-axis advance


Okuma Alarm-A 1729 Unable to confirm C-axis advance
During the execution of the C-axis connection (M110), C-axis retraction end limit remains ON for more than 10[s] when C-axis advance command is designated.

Probable Faulty Locations
1)For the advance output signal in the C-axis connection, the mechanical system and the electrical system (EC) fail to operate normally.
2)Defective LS confirming the retraction end.

Measures to Take
1)Check and adjust the mechanical and electrical parts related with the C-axis advance movement.
2)Check the signal input from the retraction end confirmation LS.

Okuma Alarm-A 1729 Unable to confirm C-axis advance