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IndustryArena Forum > MetalWorking Machines > Okuma > 109 spindle drive unit error in okuma MC-4VA
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  1. #1
    Join Date
    Nov 2016
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    42

    109 spindle drive unit error in okuma MC-4VA

    Hi
    recently I have got the 109 error on machine I rest the drive unit in machine cabin but again it will come and the machine stops .please help me

  2. #2
    Join Date
    Aug 2019
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    29

    Re: 109 spindle drive unit error in okuma MC-4VA

    H?
    WE CAN REPAIR THE DRIVER I CAN HELP YOU
    THANKS

  3. #3
    Join Date
    Jan 2013
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    474
    Quote Originally Posted by shakoori View Post
    Hi
    recently I have got the 109 error on machine I rest the drive unit in machine cabin but again it will come and the machine stops .please help me
    This is a generic spindle drive fault. If resetting the drive does not clear the fault, please refer to the spindle drive manual.
    Post a photo of the drive with error condition LEDs and we might be able to help.

  4. #4
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    Nov 2016
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    Re: 109 spindle drive unit error in okuma MC-4VA

    Thanks for the answer
    It gets the OL Alarm or OC alarm . I reset the drive and clear the fault but the machine gets the alarm more than 10 times in a day .

  5. #5
    Join Date
    Aug 2019
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    29

    Re: 109 spindle drive unit error in okuma MC-4VA

    can you tell me please alarm led on driver
    VAC D11 UN?T ?

  6. #6
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    Nov 2016
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    42

    Re: 109 spindle drive unit error in okuma MC-4VA

    A technician check the drive and its OK . I suspect about the spindle encoder because I plug out the cable of that and agian plug in so the errors increased I don't know what to do

  7. #7
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    Aug 2019
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    29

    Re: 109 spindle drive unit error in okuma MC-4VA

    I can help you with the repair your convenience problem will be solved please contact me

  8. #8
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    Aug 2019
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    29

    Re: 109 spindle drive unit error in okuma MC-4VA

    please check your massage box

  9. #9
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    Nov 2016
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    42

    Re: 109 spindle drive unit error in okuma MC-4VA


  10. #10
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    Nov 2016
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    42

    Re: 109 spindle drive unit error in okuma MC-4VA

    Phone number is not correct. Opscontrol

  11. #11
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    Jan 2013
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    474
    Quote Originally Posted by shakoori View Post
    A technician check the drive and its OK . I suspect about the spindle encoder because I plug out the cable of that and agian plug in so the errors increased I don't know what to do
    Unlikely to be the spindle encoder, you would normally get speed difference error on screen. But, see if you can change the spindle speed tolerance to 20% in the parameters, it may help.

  12. #12
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    Jan 2013
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    474
    Quote Originally Posted by shakoori View Post
    Thanks for the answer
    It gets the OL Alarm or OC alarm . I reset the drive and clear the fault but the machine gets the alarm more than 10 times in a day .
    These errors indicate overload or overcurrent of the drive power supply or transistors. Possibly drive fault or motor windings shorted.

  13. #13
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    Aug 2019
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    Re: 109 spindle drive unit error in okuma MC-4VA

    hi
    ?,m whatsapp
    https://wa.me/905308484856

  14. #14
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    Nov 2016
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    42

    Re: 109 spindle drive unit error in okuma MC-4VA

    Motor not shorted transistors are OK.
    We changed some capacitors on spindle driver board now the only alarm is OC

  15. #15
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    Jan 2013
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    474
    Quote Originally Posted by shakoori View Post
    Motor not shorted transistors are OK.
    We changed some capacitors on spindle driver board now the only alarm is OC
    OC usually means overcurrent. So indicates a short or transistor fault.

    One time I had an Okuma motor fault where there was a motor connector insulator fault, the crack was between the two thermistor pins and the motor phase pins, power tracked and caused an OC fault and axis noise. Okuma supplied new motor plug and cable connectors, no fault after replacement.

  16. #16
    Join Date
    Jan 2023
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    4

    Re: 109 spindle drive unit error in okuma MC-4VA

    my milling C.N.C machine had lose ALL PARMETERS , IF possible send to me the parmeters( bridgeport vmc 500 with heidenhain tnc 370 cnc control) Tank tou ,

  17. #17
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    Nov 2016
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    42

    Re: 109 spindle drive unit error in okuma MC-4VA

    Thanks everyone the problem has been solved

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