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Turn On Water and Check for Leaks — Pressurize System and Check for Leaks

Beginner

Part of project

How to Replace a Well Pressure Tank · Step 9 of 10

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In this video

Slowly turn the water back on at the shut-off valve. Use a flashlight to carefully inspect every new connection for any sign of dripping. Run the sink faucet to build pressure and purge air from the lines. Wait several minutes and check all connections again. It is critical to be certain there are no leaks before moving the refrigerator back.

Goal: Testing

  • Place a dry paper towel under each connection to make it easier to spot small drips.

Used in this video

  • Flashlight (brand: Unspecified)Illuminating the work area under the sink to inspect for leaks.
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FAQs

What are the most critical safety steps I must take before beginning to replace my well pressure tank?

Absolutely always turn off the power to your well pump at the main electrical panel first. Then, fully drain the entire water system to relieve all pressure. This prevents electric shock, water damage, and injury from pressurized components.

How long should I expect this well pressure tank replacement to take, and what's the approximate material cost for a DIYer?

For a beginner, plan for 2-4 hours, assuming you have all tools and materials ready. The material cost, primarily for the new pressure tank and fittings, can range from $200 to $600, depending on the tank size and brand, plus a few dollars for tape and rags.

Why is correctly pre-charging the new well pressure tank so important, and what pressure should I set it to?

Pre-charging with air prevents the tank from becoming 'waterlogged' and ensures your pump cycles efficiently, extending its lifespan. Set the tank's air pressure (when empty) to 2 PSI below your well pump's 'cut-in' pressure (the pressure at which your pump turns on).

Which specialized tools are absolutely essential for replacing a well pressure tank, beyond basic household tools?

You'll definitely need a sturdy pipe wrench (like the 16-inch self-adjusting one mentioned) for plumbing connections, a tire pressure gauge to check the tank's pre-charge, and a water pressure gauge to monitor system pressure. Slip-joint pliers are also very helpful for various fittings.

Turn On Water and Check for Leaks — How to Replace a Well Pressure Tank (Step 9, Video 2) | Stesso