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Why is my hot water heater leaking from the top.
Not all water heaters have an expansion tank but if yours does it s function is similar to that of the t p relief valve.
December 1 2017 at 5 04 pm.
Many water heater tanks have their temperature and pressure relieve valve positioned on the side of the tank.
Pressure relief valves are located at the top of the water heater.
A leaking relief valve at the water heater.
My hot water heater is leaking on the top it appears to be coming out of two tiny holes where the vent hooks into.
The threads are the thinnest part on the nipple and it is not unusual to find leaks in them.
The water heater nipples on top of the water heater which connect the water heater to the cold water inlet pipe and to the hot water exit pipe is another common place to find leaks.
If you re not sure what the cause of the water heater leak is or you don t have a lot of experience with hot water heater leaking from top our bay area benjamin franklin plumbing team is more than happy to assist you.
A leaking drain valve can be identified by moisture or water dripping either out of the drain opening or around the valve itself.
It is used to drain tank of water in order to plumbing or maintenance.
An expansion tank is a small tank that is typically located on or above the top of the water heater.
If your hot water heater is designed like this then this could be a reason your water heater is leaking at the top.
The water from the hot water heater overflow at the bottom of the tank.
Our plumbers have decades of experience and expertise repairing water heaters and we guarantee 100 satisfaction.
No matter the extent of damage caused by the leak or what you believe the issue with your water heater is we always recommend that you call a professional and licensed plumber to double check the source of the leak and make necessary repairs or replacements.
If the hole is large and water begins to pool underneath the water heater than you need to call a plumber.
Why it s leaking and what to do about it water heaters come equipped with a temperature and pressure relief valve also known as a tprv.
Consult our water heater service page for more information.
All water heaters have a drain near the bottom of the unit so that the tank can be emptied before removal or during routine cleaning of the tank itself.
I have turned off the gas and the cold water pipe.
I can t tell if any water is coming from the round plug on the top.
The drain valve may get leak sometime when handle hit on drain valve it become leak.
Check to make sure that the bottom valve is fully closed by turning the valve control clockwise.
However some models have these valves located on the very top of the machine.
So if you re water heater is leaking a lot of water from the top then you have a serious problem.