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9
votes
GFCI outlet when vacuum cleaner is plugged in
True Positive
This means your vacuum cleaner has a ground fault. That is a potentially serious problem. … If the problem happens on every GFCI then you have a bad vacuum cleaner. …
1
vote
Does a small opening in a supply duct exhaust or draw air?
A supply duct is under positive pressure - the air handler is pushing air out through the ductwork to the rest of the house. Air will go out from a hole in the ductwork. As an extreme, consider if you …
1
vote
Is running a vacuum when it's not touching the floor bad for the vacuum?
I find it very unlikely that the lower air resistance (as in, air just flowing straight rather than having to creep around the edges of the vacuum cleaner to get under and into the vacuum cleaner) would …