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  1. #1
    Join Date
    Jun 2008
    Posts
    15

    yaskawa varispeed 626vm3.

    Does any one know what could be stopping my yaskawa drive from starting?
    i took it out of the machine because of a F-300 alarm had it repaired and now the spindle wont run.
    no alarms no apparent faults and i press cycle start and the program runs fine with the x & z axes working fine. the spindle forward button lights up when you press it but no spindle rotation.
    on the digital keypad on the drive the stop light is on all the time, i wonder if the repairer has stopped the unit from working for testing purposes.
    cheers guys.

  2. #2
    Join Date
    Feb 2009
    Posts
    6028
    See if there is a light on that says local. I'm guessing the repairer put it in local mode to run off the keypad. You need to be in remote.

  3. #3
    Join Date
    Jun 2008
    Posts
    15
    hello underthetire you were right but there wasnt a light on,
    above plug CN1 there is 3 sets of pins 0 comm,+24 comm & ext comm the short bars or jumpers was on the 0 comm and they needed to be on the ext comm so i moved them and within 20 minutes we were back in production,
    thankyou,
    wilko1.

  4. #4
    Join Date
    Sep 2015
    Posts
    25

    Re: yaskawa varispeed 626vm3.

    Hi Guys i have the same problem in my machine also.Yaskawa Vm3 626 drive output not came. The spindle is not running. Installed new Yaskawa drive. The drive always in stop mode. I try to run in jog mode it's working fine but while Spindle command given it's not working. Only forward light ON spindle is not rotating. In Magnetic contactor +24v , CC cable two cable was coming from 3CN connector both the cable was 24v DC output coming. I dismantled the contactor and checked outside it's working fine. Pls help me to solve the issue.

    Thanks Guys.

    Sent from my Moto G (5) Plus using Tapatalk

  5. #5
    Join Date
    Sep 2015
    Posts
    25

    Re: yaskawa varispeed 626vm3.

    Quote Originally Posted by wilko1 View Post
    hello underthetire you were right but there wasnt a light on,
    above plug CN1 there is 3 sets of pins 0 comm,+24 comm & ext comm the short bars or jumpers was on the 0 comm and they needed to be on the ext comm so i moved them and within 20 minutes we were back in production,
    thankyou,
    wilko1.
    Hi i have the same issue pls help me to solve the issue

    Sent from my Moto G (5) Plus using Tapatalk

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