Quote:
Originally Posted by OM617YOTA
My system goes:
VP -> Check valve -> Vacuum switch -> Vacuum reservoir and various loads
When the VP shuts off, it will "bounce" quickly three or four times, I can hear the relay click and the VP actuates very briefly. Can't be good for the relay or the VP, and I'm confident that a vacuum switch with turn-on and turn-off points separated by at least a small amount would fix this.
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Yes, that definitely sounds like a hysteresis issue. I don't see any issue with your setup. That's precisely what I had in mind for mine.