Just think for a moment if the primary and the secondary pipe discharges in the attic will you ever go there and check on them.
Attic ac secondary drain pan.
The drain pipe is clogged.
A clogged drain pipe is the most common cause of standing water in the drain pan.
Small amounts of water in the ac drip pan is perfectly normal.
If you re still scratching your head trying to figure out what s causing the ac unit drip pan to overflow keep reading for some of the most common causes.
This is in place as an added layer of protection against water damage.
For furnaces in the attic there is a second condensate drain pan.
It s usually better to replace the entire drain pan rather than trying to fix it.
Because entire central air system is lying on its side in the event of condensate drain pan failure water does not drip in one general location.
If the crack is small enough you can use epoxy glue.
If you see water pooling in your air conditioner you should give our technicians a call as soon as possible for a quick and efficient ac repair that will get your system back in shape again quickly.
Pour a gallon of water slowly into the overflow pan under the air handler and observe the water level in the pan to verify that water drains freely into the secondary drain line.