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How to Replace a Well Pump Pressure Gauge?

Updated on May 31, 2021

The pressure gauge on the well pump tells the water pressure and helps in solving water flow problems. It can go bad due to blockage/buildup, or some other reason. The good part is that you can replace the gauge yourself.

well pump

Just a Pro Tip: It is possible that the pressure gauge may not be working due to a blockage. You can use try the same gauge after cleaning it. We suggest you do not buy a pressure gauge unless you check the problematic one.

Things Needed

  • Replacement pressure gauge
  • Garden hose (you may already have one)
  • Teflon tape
  • Channel locks or plumber pliers

Step 1: Turn off the water pump by removing the electrical wire and then turn off the circuit breaker. Safety is critical while doing such DIY tasks.

Step 2: Turn off the water supply to your home and drain the water from the pressure tank using a garden hose.

Remove pressure gauge from well pump

Step 3:  Remove the existing pressure gauge with the plumbing pliers and check for any blockages or buildups. You must remove the gauge by holding the brass fittings below the gauge. Move the gauge in an anticlockwise direction. If there is no buildup, get a new replacement gauge. Otherwise, remove the blockage or sediment buildup and test it if it works now.

Step 4: Now, you need to place the new gauge on the pressure tank’s female pressure threads and move it in a clockwise direction with your hand. Tighten it further with pliers.

Step 5: Remove the water hose and close the drain spigot.

Step 6: Turn on the water pump and observe the pressure gauge. If it responds to the change in pressure, you have successfully replaced the pressure gauge. Turn on the water supply to your home.

FAQ

Which pressure gauge is best for well pumps?

DuraChoice oil filed pressure gauge is an affordable and high-quality pressure gauge. It can read up to 100 PSI.

How to check that my pressure gauge is gone bad?

A broken glass, rusted or damaged gauge indicates that pressure gauge has gone bad. If the gauge doesn’t respoond to pressure changes, understand that it is time to replace the pressure gauge on the well pump.

What is the ideal water pressure?

There is no one fix pressure for a well system. However, many private well owners keep the pressure setting to 40-60 PSI.

What is the average price of a well pump pressure gauge?

A good pressure gauge will cost you $10-$20.

How does a well pump pressure gauge works?

A pressure gauge is installed on the water line between the pressure tank and the pump. It mounts on a special fitting in the waterline. When water moves through the pipe, the pressure gauge deflects and shows the current water pressure. If there is no water in the line, the reading will be zero.

Final Words

If the pressure gauge is still not working, call a licensed well pump installer to check the system for you. It is possible that there is some other issue with your well pump.

Author

  • Earl Rojo

    Earl Rojo has been a senior mechanic in well drilling and maintenance firms for 3 years. He is from Longview, Texas, and he loves sharing his experience with others. He frequently writes on various well water issues with a special focus on well maintenance and drinking water quality.

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