A frozen unit can mean a big block of ice.
Central heat and air unit leaking water.
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.
You ll notice you re low on refrigerant when.
The inside unit s blower pulls in hot humid air through the return grille and over the inside unit s cold evaporator coil pictured above to cool the air down.
Any leaking or pooling water around an indoor ac unit should be attended to right away.
When the coil melts water overflows the drain pan.
Why water forms in a central air conditioner indoor unit part of your air conditioner s job is to pull humidity from the air.
This is the same concept of condensation collecting on a glass of ice cold water on a hot oklahoma summer day.
They also have to drain the water.
And we all know what happens when ice melts water.
As soon as you discover a leak be sure to turn off your air conditioner.
So step 1 check your air filter.
Indoor water problems aren t only during the summer.
Many of today s high efficiency furnaces produce condensate as well.
A clogged air filter can mean a frozen unit.
And the more humid the air the more condensation.
The air conditioner isn t cooling well.
As the warm air passes over the cool coil condensation happens.
The warm air then blows across your inside unit s cold evaporator coil to condition the air absorbing its heat.
Condensation could be leaking and dripping off your duct work.
There are many parts in the furnace that can leak drip or crack causing a water leak.