Drain pans collect condensation to prevent leakage in walls and ceilings due to moisture run off from primary ac pans.
Drain pan for ac unit in attic parts.
Turn off the ac.
Look for white pvc pipe around 3 4 inch 1 9 cm in diameter coming out of your ac system s indoor unit.
In new homes city codes require drain lines from the air conditioner s condensate line which are often located in the attic to tie in or be plumbed to the home s plumbing system.
The drain pipe is clogged.
Find the condensate drain line and drain line access point.
Drain line not included.
When everything is in full working order your ac unit can run smoothly the drain pan drains excess moisture out of your home and nothing is negatively affected.
Thankfully the drain pan is directly connected to the condensation drain line so the water can be safely drained away from the system and out of your home by way of a nearby drain.
Typically those 3 4 pipes are plumbed into a bathroom sink s drain that is on average 1 1 4 or 1 1 2 in diameter.
Look for an upside down or sideways t shape of pvc pipe with a removable cap.
A clogged drain pipe is the most common cause of standing water in the drain pan.
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Master flow 24 in.
For furnaces in the attic there is a second condensate drain pan.
This humidity is left behind in the form of condensation on the coils.
An overflowing drip pan could potentially damage other parts of your air conditioner.
Most but not all ac units will have an easy to locate access point to the drain line.
Prolonged periods of time without operating hvac system will cause water to evaporate and allow sewer gasses to discharge into the attic.
As air passes over the evaporator coils in your air conditioner it cools down and loses some of its humidity.
However when it comes to your air conditioner s drip pan also known as the drain pan the presence of water is perfectly normal but only if it s flowing out of the pan.
Locate under hvac unit and attach to 3 4 in.
This is in place as an added layer of protection against water damage.
Galvanized steel construction with attached pvc fitting.
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 too much builds up a clog may occur.