Don’t panic. Most leaks are just loose nuts that need a little nudge. If you see water beading at the connections after 24 hours, just snug them up again. If water starts spraying like a broken fire hydrant, shut off the main valve immediately and call a pro. No shame in admitting when you’re out of your depth—I once tried to unclog a toilet with a coat hanger and ended up replacing the whole bathroom floor. We all have our limits.
Remember, you’re not a plumber, but you’re a person who’s willing to try. And that’s way cooler than paying someone else to do it for you. Plus, now you have a story to tell at parties: “Oh, that old meter? Yeah, I installed it myself. You’re welcome, planet Earth.”
(Final side comment: Check your local water company’s rules before doing this. Some areas require a permit or a licensed professional. Don’t make this article the reason you get a fine. I’m not bailing you out.)