When your drain line clogs the water that your air conditioner produces has nowhere to go.
Clogged condensate drain line symptoms.
4 signs your air conditioning drain line is blocked 1.
Musty moldy smell near your indoor unit or in air from the registers vents standing water near the indoor unit water damage in areas near the indoor unit ac system is not cooling your home ac system shuts down or doesn t turn on.
Even if you don t see dripping water check your a c regularly for signs of a clogged ac drain pipe.
Clogged a c drain symptoms.
Issues with the condensate drain line of the unit can cause water to accumulate around the furnace or the evaporator unit.
Here are some symptoms that you may have if your a c condensate drain line is clogged.
Depending on local codes most air conditioning units need to have some type of water safety switch.
Another common symptom is that the drip pan is often full or overflowing.
Instead it simply sits in the line or in your drain pan and slowly evaporates back into the atmosphere increasing your indoor humidity levels.
It would be good to check this area of your hvac unit every month for signs of standing water.
Water flooding around the air handler unit dripping into the secondary pan.
Depending on your installation set up these may vary.
Standing water is the most obvious sign there is something wrong with your air conditioner.
Similar to standing water if the condensate pan is full time and time again it could point to a problem.