Close the cold water cut off valve going into the water heater.
Water heater t and p valve leaking.
It relieving excess pressure in the water heater.
First turn off the gas to the water heater or flip the breaker if it s electric.
When this happens the fix gets a little bit more involved.
If your t p valve is leaking constantly there s a good chance it s working exactly as intended and is relieving excess temperature or pressure inside the water heater.
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In the first case the valve will drain water out of the discharge pipe as explained above.
If a recently replaced t p relief valve starts leaking again it probably means that the relief valve is only doing it s job.
Diagnosing a temperature and pressure relief valve leak the t p valve which stands for temperature and pressure relief valve is a safety device that protects against excessive temperature and pressure levels in the leaking water heater.
The relief valve is working the way it s intended and water drained to reduce the pressure inside the tank.
The valve is located on or near the top of the tank.
Either the valve was triggered to open because of excessive temperature or pressure or the valve itself is faulty.
Open the valve at the bottom and the pressure relief valve for a minute to drain a little water out of the tank and relieve the pressure.
Part of the valve extends into the unit.
Although many people automatically assume a leaking valve is a broken valve that isn t always the case.
When a water heater heats up the water in the tank the water expands.
Your water heater s relief valve can start leaking for one of two reasons.
The leaking t p valve may indicate the overall water pressure in your home is too high and that the pressure regulator is not working properly.
Why might your water heater s relief valve start leaking.
If your valve is dripping that may be a.
If the water pressure in the house seems normal and the water heater is heating normally then you may have a faulty t p valve that needs replacing.
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