Perimeter Plate Nitrous system - Go, Baby, Go! Photo Gallery
26 Here's the self-grounding 6-psi pressure switch, assembled to the brass tee. For power, we simply unplugged the wire leading from the arming switch and cut off its terminal, then joined the wire going to the pressure-sending unit with it and crimped them in a new female spade connector. While Teflon-thread sealing tape is shown in this photo, liquid thread sealant is the preferred method.