Common Problems Associated AC Condensate Drain Pan

Posted by Craft Group on October 20th, 2022

The majority of contemporary residences now feature air conditioners with exterior-mounted compressors. Since it is your duty as a homeowner to keep yours in excellent operating condition, you should frequently check for water buildup in the condensate pan of the air conditioner. Since allowing it to go unchecked can cause decay, mildew, and mold. But what precisely may be causing the condensate pan in your air conditioner to overflow? The condensate drip pan must be manufactured by a quality organization that offers excellent services. There are many problems related to condensate pans which are given below.

Problems related to AC condensate drain pan

Overflowing Drip pan

Algae and mold growth are possible in the condensate drip pan under the air handler. A blockage in the pan or the pipe that directs water into the domestic drain system is eventually caused by this fungus development. An overflowing pan will readily occur if the drain or pan gets blocked. Turn off the air conditioning and ask for assistance if you observe standing water in the pan or when it’s already overflowing. To prevent algae and mold development for the remainder of the season, a competent HVAC technician will blow out the drain line, clean the drip pan, and add time-release biocide tablets to the pan.

Automatic shutdown

A safety sensor is built into certain air conditioners to alert the user if condensate overflow is about to occur. To avoid water damage, the switch immediately turns off the electricity to your air conditioner when this happens. The system won’t resume when it turns off. A service technician is required to diagnose and fix the condensate system issue. Then, you may restart the air conditioner. This is a widespread problem that house owners can face. So it is essential to check the quality of the Condensate Drain Pan

Cracked pan

In the drop pan located beneath the air handler, condensate that drips from the interior evaporator coil is collected. Metal pans can rust or corrode with time, but plastic pans can shatter over time. Unaccounted-for water contained around the internal unit of the central A/C is the first indication. If you do, stop using the air conditioner and get in touch with an experienced HVAC contractor. So it is essential to select the Evap & Condensate. Panswhich offer high-quality products. So it can retain long term.

Excessive flow of water

Excess condensate can be eliminated through the drain line. However, if there has already been a significant accumulation of condensation, the line’s capacity to drain water may be compromised. This could cause some overflow. The condensate pan in many cooling systems is constructed with a floater, which shuts the system off before the pan overflows. To reset the floater switch and address any difficulties that led to the overflow, be sure to contact a professional in air conditioning repair.

Incorrect installation

Your air conditioner may experience several problems as a result of improper installation. One is an overflowing AC drip pan because the Condensation pump was placed incorrectly. The balance of the air conditioner has to be corrected—inadequate wiring for an air conditioner. Your air conditioner may experience any of these problems and begin dripping water from the drip pan, and it is challenging to pinpoint the precise cause of this problem. Due to these problems, the lifespan of AC and other equipment may be decreased. It is generally advised for all AC installations to choose a certified HVAC professional.

Coil failure

The cold liquid refrigerant is contained in evaporator coils, which removes heat and moisture from the air. A coil breach can be caused by corrosion, wear, or vibration damage, enabling refrigerant to escape. The less refrigerant the evaporator coil contains, the HVAC system works effectively in a fantastic house. Evaporator coils that are frozen might be as worthless as those leaking. The refrigerant within the coils won’t be able to remove heat from the air if ice builds up on the outside of the coils. Insufficient refrigerant, dirty coils, or poor airflow in any other area of your HVAC system are possible causes of this issue. For any problems with refrigerant, which has dangerous qualities and necessitates careful handling by certified professionals?


Your central air conditioner’s condensate drain system transports a lot of water. AC can remove up to 20 gallons of water vapor from the air on a humid summer day. You are unaware that the condensate drain system operates when everything is working correctly. Condensate spilling can cause severe household water damage that goes undetected.

If you are looking for the Evap & Condensate Pans? Craft is a global company that offers a wide range of components, systems, and finished goods. We believe in delivering unique and high-value solutions for partners.

Like it? Share it!

Craft Group

About the Author

Craft Group
Joined: February 24th, 2021
Articles Posted: 17

More by this author