Furnace is leaking when ac is on if your furnace only seems to leak when the air conditioner is running the problem probably isn t your furnace it s your ac.
Furnace ac unit leaking water.
In mild climates like california furnaces and air conditioners are sometimes used during the same season.
This is a list of the top 10 reasons that your ac unit may be leaking water inside or outside of your residential or commercial property in 2018 2019.
You ll notice you re low on refrigerant when.
In this case it isn t actually your furnace leaking it just appears to be.
This makes it seem like you have a furnace leaking water but it s actually the air conditioner.
There are many parts in the furnace that can leak drip or crack causing a water leak.
As your ac runs it absorbs moisture from the warm air in your home.
You can prevent slime and eliminate drain tube clogs in two easy steps.
Issue with the furnace humidifier.
And along with the furnace comes the central humidifier which can also be a source for leaks.
What this means is humidity requires water and so does the humidifier in your home.
When this happens and your air conditioner is being used the condensation pan fills and water drips onto the heating system.
Is your air conditioner leaking water inside or outside your house or business.
When you see water puddling around the furnace with the a c running you have a clogged condensate drain tube.
You hear a hissing or bubbling noise indicating a refrigerant leak depending on the severity of the refrigerant leak you ll either repair the leak or replace the whole ac unit.
If your home has a humidifier you can potentially be seeing water.
You see your air conditioner doesn t just cool your home it dehumidifies it too.
Excessive condensation from air conditioning is a sign you have an ac issue.
Furnaces and humidifiers need to be cleaned and serviced.
The air conditioner isn t cooling well.
Condensation from air conditioning coils contains bacteria that can form slime and clog the condensate pan drain tube.
They also have to drain the water.
Sometimes the ac and the furnace share an internal drain and if there s something plugging up the drain which can happen if dirt and dust collect in there the condensation your hvac system produces inevitably overflows and leaks onto the floor under the furnace.