Quote Originally Posted by Doddy View Post
You mention a cooler fan, that's burnt out?, it's unclear to me if this cooler fan is part of the VFD, PSU, or just within the enclosure? Please clarify - and what burnt it out? (there are not many failure modes for a fan - usually over voltage - which would make me want to verify the performance/operation of the supply before trying to re-use it).
Sorry I didn't make this clear I meant the fan inside the 24v PSU that came with my cnc machine stopped working and magic smoke appeared.