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Frequently Asked Questions

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  Question Posted Date

UV3 - Fault Code Description

06/20/2013

UV2 -- Fault Code Description

06/08/2007

UV2 -- Fault Code Description

11/16/2009

UV2 - Fault Code Description

06/20/2013

UV1 -- Fault Code Description

11/16/2009

UV1 - Fault Code Description

06/20/2013

UL3 -- Fault Code Description

06/08/2007

UL3 -- Fault Code Description

11/16/2009

UL3 (blinking) -- Fault Code Description

06/08/2007

The VG3 or VCD703 - Vector Drive uses terminals 30 and 31 as inputs for a motor thermistor. With no thermistor connected, the drive faults immediately. Is it possible to use a motor without a thermistor?

06/07/2007

The V7 Drive Jog Reference (S7) command is given. Why doesn't the motor move?

07/13/2004

The P5/506 bypass panel "Fault" light is ON, but no fault code is shown on the keypad display. What's wrong?

06/11/2014

The Motionworks IEC software stopped running after installing InteractX software? How can I recover from this?

03/04/2010

The MotionWorks IEC Hardware Configuration software is unable to connect to the MPiec controller. What should I check to correct the problem?

09/23/2013

The J7 drive will only allow the parameter to viewed but not changed.What must be done to change parameter values in the J7/305 AC drive?

06/11/2014

The Hardware Configuration launches, but does not appear after using dual displays, is there a way to reset its position?

08/04/2014

The GPD 515/G5 displays a parameter, but does not let me change it. Why?

07/13/2004

The GPD/515G5 instruction manual (TOE-S616-10.13) (pages 21-22) specifies that input fuses should be used on the installation of these drives.--Is fusing required or is a circuit breaker sufficient protection for the inverter?--If fusing is not required, what characteristics of MCCB should used be to protect the drive adequately?

06/08/2007

The E7L will not run the motor in Hand or Auto mode. What can cause this?

10/27/2005

The E7 drive inside the bypass enclosure unit doesn't have the Hand, Off or Auto buttons that are shown in the E7 manual. How can the drive be run locally?

07/13/2004

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Please read and understand the product instruction manual before installing, servicing or operating Yaskawa products. FAQ content and illustrations are provided as technical advice to augment the information in manual, not supersede it. It is not possible to give detailed instructions for all types of installation or support activities. The information described in the FAQs are subject to change without notice to improve the product or FAQ. Yaskawa assumes no responsibility for errors or omissions or damages resulting from the use of the information contained in any FAQ. All warnings, cautions and product instruction for product use must be followed. Installation, operation and maintenance should be carried out by qualified personnel. Failure to observe these and other precautions highlighted in the product manuals will expose the user to high voltages resulting in, serious injury or death. Qualified personnel are defined as individuals who are familiar with the installation, starting, operation and maintenance of Yaskawa products of the type described and have proper qualifications to perform the work.