With proper maintenance tankless water heaters rarely develop problems but if you experience a drop in water temperature or no hot water at all these are the likely culprits.
Tankless water heater heat exchanger leaking.
Causes of water leakage in tankless water heater.
Takagi tankless water heater model tk3 leaking heat exchanger replacement.
All parts are repairable but if it s the heat exchanger i d replace the whole unit due to its age.
Gas tankless water heater.
With a gas tankless water heater the burner may get clogged resulting in hot spots that can burn the heat exchanger.
Mostly in case it happens tankless water heaters leak from the bottom or along with the connections.
However as time goes the leakage may turn out to be catastrophic if not taken seriously.
In this stage a secondary heat exchanger prepares the cold water by pre heating as if it could get warmer easily in the primary heat exchanger.
If the tankless water heater doesn t properly vent out exhaust gases from the heat exchanger it can cause the heat exchanger to corrode and this can be potentially harmful to your house.
Ventilation is playing an important role for proper fresh air inflow into the heat exchanger.
Now the water has come to the primary heat exchanger where it will be heated up with a balanced temperature of the flame.
How navien tankless water heater works.
Tankless water heaters produce an endless supply of hot water take up less space have a lower risk of leaking are safer and have a significantly longer lifespan on average.
Ask your own plumbing question.
If this is a answered by a verified plumber.
It may seem not a big deal at first.
I have a rinnai tankless water heater that is leaking.
We discuss more details about the origins of water leakage in tankless water heater below.
A corroded water heater almost always needs to be replaced.
At the first indication of corrosion on your tankless water heater call for repair professionals.
Customer reply replied 2 years ago.
Can this be caused by calcium lime scale buildup.