Reference Source

dv7 · GA800 · Fault

For dv7 · GA800 · Fault, brand is Yaskawa; model / series is GA800; fault code is dv7; fault name is Polarity Judge Timeout; type is Fault, verified against its source on 2026-09-01.

Brand
Yaskawa
Model / series
GA800
Fault code
dv7 verified
Fault name
Polarity Judge Timeout verified
Type
Fault verified
Cause
There is a disconnection in the motor coil winding. verified
Corrective action
Measure the motor line-to-line resistance and replace the motor if a coil is disconnected. verified
Sourceyaskawa.com
Verified
Review by
DatasetIndustrial VFD fault and alarm codes by brand

What the source says

dv7 (005B) Polarity Judge Timeout Illuminated Fault 101

yaskawa.com, retrieved 2026-09-01

Where each value comes from

This source states these in separate places, so each value is shown with the passage that states it.

Cause

There is a disconnection in the motor coil winding.

Corrective action

Measure the motor line-to-line resistance and replace the motor if a coil is disconnected.

— all from yaskawa.com, retrieved 2026-09-01

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.