Okuma Alarms Errors

Okuma Alarm-A 1501 Workpiece rest torque over Code None->The Z axis motor load exceeded 70% of the rated load for 0.1 second or longer,when tow-along work rest was connection mode….

Okuma Alarm-A 1507 Unable to enter C-axis sync. Mode Concerning sequence return, CA/CB Offset different when C sync. mode block Object Axis name or none (spindle) Character-string None Code 1->Concerning…

Okuma Alarm-A 1509 A turret and B turret interference The interference of A turret and B turret (The cover part contains it) was detected with two saddle machine. This alarm…

Okuma Alarm-A 1519 Spindle phase over limit Spindle phase is over limit when the spindle synchronized control is on and the both chuck 1st spindle and 2nd spindle are clamped….

Okuma Alarm-A 1520 Synchronous error limit over 1.The synchronization error exceeds permissible limit B for 128 ms or longer upon the powerup. 2.The synchronization error exceeds permissible limit A for…

Okuma Alarm-A 1490 Synchronous mode spindle speed command When the synchronous mode is entered, the spindle speed in the cam execute data and the programmed spindle speed do not agree…

Okuma Alarm-A 1491 Heavy tooling data not found In the spec of Heavy Tooling, there are not “Heavy Tooling DATA” that selected by the parameter in axis-data-file. Object TURRET Character-string…

Okuma Alarm-A 1500 Workpiece rest interlock Code None->Traverse command was issued when tow-along work rest was connection mode. 1->W-axis order was performed by the state that there was not X-axis…

Okuma Alarm-A 1517 Turret or tool not at index cut position Executed Manual gauging cycle when Turret or tool not index cut position. Or Turret not index cut position. Object…

Okuma Alarm-A 1513 Unable to clamp workpiece Chuck becomes open/close limit without clamped work in the chuck clamp command. Object Spindle Character-string None Code None Probable Faulty Locations Chuck clamp…

Okuma Alarm-A 1514 Clutch A slip over limit Clutch A slip over the allowable limit. Object Spindle Character-string None Code None Probable Faulty Locations Clamp power over the clutch A…

Okuma Alarm-A 1516 NC tailstock slide resistance over Slide Resistance was superior to a mechanical biggest restriction driving force. Object None Character-string None Code None Probable Faulty Locations Slide Resistance…

Okuma Alarm-A 1686 MCS Rotary encoder 4 error Illegal data was detected in Rotary encoder 4(HEIDENHAIN). Object Axis Character-string None Probable Faulty Locations Rotary encoder 4(HEIDENHAIN). Corrective Action Change Rotary…

Okuma Alarm-A 1523 Workpiece weight data file not found Work weight MCS data file specified by the parameter is not found. Object None Code XY X:Sub Spindle 0->MCS Data File…

Okuma Alarm-A 1524 Feed speed over The feederate command value is larger than the upper limit speed of the machine. Object None Character-string None Code None Probable Faulty Locations Programming…

Okuma Alarm-A 1525 M-tool spindle speed over in Hob mode M-tool spindle speed exceeded a permissible rotational speed in the Hob mode. Object SYSTEM Code None Probable Faulty Locations 1)SB…

Okuma Alarm-A 1511 SPM contour control not possible Super-NURBS control was attempted without satisfying the conditions for executing the control. Index None Character-string None Code XYY X=1:NURBS interpolation processing and…

Okuma Alarm-A 1512 SPM contour control error The NC detected such a fatal error that it was impossible to continue processing by SPM engine. (Super Precision Machining (SPM) control =…

Okuma Alarm-A 1532 Turret interference distance intrusion The axis moved to the interference distance between the turrets specified by the parameter. Code 1-> The axis moved to the interference distance…

Okuma Alarm-A 1682 Magnetic encoder speed detection error The difference between speed feed back value and current frequency of Magnetic encoder was always observed, and there was a difference in…

Okuma Alarm-A 1691 MCS Rotary encoder 1 error Illegal data was detected in Rotary encoder 1. Object Axis Character-string None Code XXYYZZZZ XX= Rotary encoder status bit7 alarm bit6 communication…

Okuma Alarm-A 1692 MCS Linear scale 4 initialization failure It failed in initialization of Linear scale 4(Others). Object Axis Character-string None Probable Faulty Locations Linear scale 4(Others). Corrective Action Change…

Okuma Alarm-A 1528 The attachment status mismatch The attachment status differed by NC and PLC. Object SYSTEM Code 1->The attachment number is different. 2->The attachment turn angle is different. Probable…

Okuma Alarm-A 1693 MCS Linear scale 4 error Illegal data was detected in Liner scale 4(Others). Object Axis Character-string None Probable Faulty Locations Linear scale 4(Others). Corrective Action Change Linear…

Okuma Alarm-A 1529 M axis belt slip On the machine with the function for detecting M axis belt slip, belt slip was detected. Object Turret Code 1->The number of revolution…

Okuma Alarm-A 1530 Steady-rests interference position Steady-rests, Tail stock or W-axis exceeded the interference position and it moved. Object Axis Character-string None Code 1-> The axis position exceeded the minimal…

Okuma Alarm-A 1531 Tool posture fluctuation reduction error Fatal abnormality to which processing was not able to be continued by Tool Posture Fluctuation Reduction function was detected. Object None Character-string…

Okuma Alarm-A 1687 MCS Rotary encoder 3 initialization failure It failed in initialization of Rotary encoder 3(HEIDENHAIN). Object Axis Character-string None Probable Faulty Locations Rotary encoder 3(HEIDENHAIN). Corrective Action Change…

Okuma Alarm-A 1688 MCS Rotary encoder 3 error Illegal data was detected in Rotary encoder 3(HEIDENHAIN). Object Axis Character-string None Probable Faulty Locations Rotary encoder 3(HEIDENHAIN). Corrective Action Change Rotary…

Okuma Alarm-A 1689 MCS Rotary encoder 2 error Illegal data was detected in Rotary encoder 2(INA-BEARING). Object Axis Character-string None Code XXXXYYYY XXXX= Content of illegal data 000A[HEX] : illegal…

Okuma Alarm-A 1690 MCS Rotary encoder 1 initialization failure It failed in initialization of Rotary encoder 1. Object Axis Character-string None Code XXYYZZZZ Same with the alarm No. 0865 “MCS…

Okuma Alarm-A 1527 Unable to execute while mounting LBB The instruction that was not able to be executed while mounting LBB was done. Object SYSTEM Code 1->It rotating instructed in…

Okuma Alarm-A 1684 MCS Rotary encoder 5 error Illegal data was detected in Rotary encoder 5(Others). Object Axis Character-string None Probable Faulty Locations Rotary encoder 5(Others). Corrective Action Change Rotary…

Okuma Alarm-A 1700 Emergency stop Emergency stop button is pressed. Code 1 Probable Faulty Locations Emergency stop button is pressed. Measures to Take Release the emergency stop button and pressthe…

Okuma Alarm-A 1685 MCS Rotary encoder 4 initialization failure It failed in initialization of Rotary encoder 4(HEIDENHAIN). Object Axis Character-string None Probable Faulty Locations Rotary encoder 4(HEIDENHAIN). Corrective Action Change…