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#36311 - 11/29/23 08:14 PM Replace Fermator vvvf4+  
Joined: Feb 2023
Posts: 4 Marimi Offline
stranger
Marimi  Offline
stranger

Joined: Feb 2023
Posts: 4
Hello everyone, in just one week I have replaced 4 failed vvvf4+ dor drive.
All controls have the same problem, even if receiving power they do not turn on.
The protective fuses are ok.
Have you ever tried to fix this type of board ?
#36329 - 12/02/23 11:38 PM Re: Replace Fermator vvvf4+ [Re: Marimi]  
Joined: Nov 2009
Posts: 413 Johnny Offline
Journeyman
Johnny  Offline
Journeyman

Joined: Nov 2009
Posts: 413
Portland. Oregon
Maybe the motor or encoder is at fault, and not the operator

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