Okuma Alarm-P 0846 Thermal deviation comp. backup data file read
Backup file for thermal deviation compensation (LNCUF) is not found or the file type is wrong.
1-> No backup file
2-> Backup file type is other than PBU1.
3-> Backup file is too long.
4-> Backup file is too short.
5-> Allocation table is faulty.
Probable Faulty Locations
1) There is no backup file for thermal deviation compensation.
2) The backup file for thermal deviation compensation is faulty.
3) The allocation table in the program includes an error.