Okuma Alarms Errors

Okuma Alarm-B 2734 Coolant level Coolant is running short or overflown. Code None->The coolant level low switch (I/O check NO.34 INPUT bit 0 (iCOL/)) remained OFF longer than 1[s]. 2->The…

Okuma Alarm-B 2728 Invalid magazine tool no. The input signal status sent from the magazine tool presence confirmation proximity switch provided at the magazine ATC position does not correspond to…

Okuma Alarm-B 2729 No magazine return pot The tool cannot be returned because there is no empty pot. Probable Faulty Locations The magazine has no empty pot. Tool data is…

Okuma Alarm-B 2730 Tool insertion interlock Tool pot for return tool is not available if a tool is inserted into the pot at the insertion station. Code 1->The tool cannot…

Okuma Alarm-B 2732 Tailstock sleeve position data error The tailstock sleeve position data (absolute value) read by the ABSOCODER is not effective value. Code 1->The tailstock position data (absolute value)…

Okuma Alarm-B 2733 Coolant flow The coolant flow was suspended longer than the monitor time. Code None->The coolant flow sensor did not turn ON within the coolant flow monitor time…

Okuma Alarm-B 2739 Invalid synchronous hobbing mode The specified command is not allowed in the synchronous hobbing mode. Code 1->A B axis regular position stop command (M229) was issued. 2->A…

Okuma Alarm-B 2740 Incorrect magazine tool data The magazine tool data is inconsistent. Code The magazine pot number (hexadecimal) of the pot containing the tool for which the magazine tool…

Okuma Alarm-B 2741 Touch setter unlock time over The missing lock pin sensor did not turn ON within the preset time after a touch setter advance/retract command was issued (for…

Okuma Alarm-B 2742 Setup switch ON The machine setup switch turned ON during programmed machine operation.

Okuma Alarm-B 2726 Magazine encoder read An error occurred during data reading from the magazine position encoder. Code 1->Magazine

Okuma Alarm-B 2743 Irregular coolant level None->A coolant filter is clogged. 1->The lower limit signal of coolant in sub coolant tank was OFF. 2->The upper limit signal of coolant in…

Okuma Alarm-B 2727 Magazine rotation interlock A magazine rotation command was issued though the magazine rotating conditions are not met. Code XX 9->The sub arm is not in position for…

Okuma Alarm-B 2744 Tool breakage Code None->Tool has broken.

Okuma Alarm-B 2745 Low high-pressure coolant pressure Code 1->High coolant pressure dropped.(I/O check NO.26 INPUT bitD iHPCOL/(B-setting) has been turned OFF.)

Okuma Alarm-B 2746 Hydraulic oil unit error Code 1->Hydraulic oil level low signal was off. 2->Hydraulic oil filter was clogged. 3->The temperature of hydraulic oil unit was unusual.

Okuma Alarm-B 2737 Invalid tailstock switch position Code 1->An advance/retract command was issued with the tailstock switch not set to STOP. 2->The tailstock switch position was changed when the spindle…

Okuma Alarm-B 2738 Synchronous hobbing interlock An M555/M556 was issued when the conditions for synchronous hobbing were not met. Code 1->The spindle was moving. 2->The B axis was moving. 3->The…

Okuma Alarm-B 2758 Invalid position data The position data (absolute value) read by the ABSOCODER is not effective value. Code 1->It could not express position data which it read from…

Okuma Alarm-B 2759 Coolant discharge error Code None->The coolant system illegal when high-pressure coolant supply.

Okuma Alarm-B 2768 Program check mode interlock Program check mode is not enable Code 1->Operation mode is not Automatic operation. 2->Chuck is not open.

Okuma Alarm-B 2767 M-spindle low rotation interlock The M-spindle low speed command was issued before M-spindle low speed command conditions are met. Code 1->The M-spindle low speed command was issued…

Okuma Alarm-B 2757 Oil mist unit error Code 1->Oil mist unit for A turret was not ready condition. 2->Air pressure inside oil mist unit for A turret was down. 3->Oil…

Okuma Alarm-B 2756 Actual tool data setting In ATC specification,when the signal of ‘turret tool exists’ is input,Actual tool data is zero. Probable Faulty Locations Though the tool was loaded…

Okuma Alarm-B 2766 Invalid M-tool spindle command Code 1->M-tool rotation control command (M13,M14,M229,M602,M603,M217) and M-tool spindle jog command (M893,M894) were specified at the same time. 2->M-tool spindle control command (M229,M602,M603,M217)…

Okuma Alarm-B 2755 Semi-dry unit error A Semi-dry unit error was detected.

Okuma Alarm-B 2764 Coolant error High-pressure coolant alarm input signal is OFF. Both upper limit float switch and lower limit float switch signals are OFF or coolant alarm signal is…

Okuma Alarm-B 2765 Chip conveyer filter clogged Code None->Chip conveyer drum filter is clogging. Probable Faulty Locations 1)The filter is clogged.

Okuma Alarm-B 2754 Invalid coolant command In Oil coolant-mode ,water-coolant command are issued. Code None->In G14 mode, through spindle-coolant command cannot be issued. 1->In Oil coolant-mode ,water-coolant command are issued….

Okuma Alarm-B 2763 Coolant filter The coolant filter unit kept clogged for 2 seconds or longer. Code 1->A coolant filter is clogged. Probable Faulty Locations 1)Coolant filter is clogged. or…

Okuma Alarm-B 2752 Air pressure Code None->The air source pressure of oil mist unit is low. 2->The air source pressure has dropped.

Okuma Alarm-B 2762 Chucking miss The chucking error detection pressure switch is not actuated although a workpiece is clamped in the chuck. Or the workpiece is not clamped in the…

Okuma Alarm-B 2751 Coolant/Oil mist command Oil mist command and coolant command are issued at the same time. Code 1->In the Oil mist specification, Oil mist command and coolant command…

Okuma Alarm-B 2761 W-axis overlap mode An illegal command was designated during the w-axis overlap mode on. Object SYSTEM Code 1->The touch setter arm advance command (M117) is designated during…

Okuma Alarm-B 2750 Tool monitoring unit error detection Code 1->The tool monitoring unit failed. Tool monitoring unit alarm signal(I/O check NO.56 INPUT bit 9 iER2)turned ON. Probable Faulty Locations 1)[Code]1->Cutting…