How To Repair A Clogged Furnace Coil

CLOGGED COILS AND REDUCED AIR Flow

Date Published:: June 8th, 2022

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EVAPORATOR AND CONDENSING COILS

Regular maintenance on your ac arrangement is extremely important. Having regular maintenance can help your system to maintain upwardly to 95% of their efficiency, but for every year that your arrangement does not receive maintenance, it can lose 5% efficiency. The evaporator ringlet and condensing coil are two elements that can have peculiarly negative effects on your system and your comfort if they become dirty or blocked.

The evaporator scroll cools and dehumidifies the air as it flows beyond information technology while circulating into your dwelling house while the condensing roll cools down hot gas refrigerant, condensing it back into a liquid. These coils are fundamental arrangement components that cool the air in order to keep your air workout organization running smoothly.

The most common culprit for clogging coils is dust. Your system can naturally become dirty when particles and droppings accrue, especially when sticking to surfaces that are kept damp past condensate. Particles such as soot, pollen and mold tin also collect. Installing an air filter helps, only there is no way of preventing the coils from condign muddied over time. The closely spaced cooling fins besides create small spaces where clay can build up.

Dirty or blocked coils tin can lead to the following:

Decreased operation and lifespan of equipment
Increased utility bills
Reduced comfort levels within the home
Imbalanced refrigerant levels
Blocked airflow through the organization

Severely blocked coils tin lead to the following:

Decreased cooling chapters
An overheated compressor which tin degrade lubricants and decrease the lifespan of the compressor motor
Damaged compressor
Water ice on the evaporator whorl
In some cases, a gray layer of dust, dirt or ice tin can become and so think on the Ac coils that the airflow through the arrangement is almost entirely blocked

If you take questions or would similar to have the coils cleaned on your system, phone call Ace Hi Plumbing, Heating & Air at 970-667-0300. Cleaning of the evaporator and condensing coils tin can run anywhere between $300 to $600 depending on the size of your system.

CAUSES OF AN AC FREEZE-UP

The post-obit signs tin indicate a freeze-upwards or other problems with your ac system:

Sudden decrease in performance
Reduced airflow from the system'southward vents
Unusually big amount of condensate drainage
Continuously draining system
Uncomfortably warm indoor temperature

If y'all discover any of these problems, nosotros recommend that yous plough your Ac off immediately and telephone call a professional HVAC visitor to investigate. Sometimes these symptoms can be subtle, only because the consequences can become severe, information technology is important to stay alert to the signals your arrangement may be sending. Running a frozen air conditioner without correcting the trouble can potentially lead to irreversible damage to the system'due south compressor.

Here are some signs that y'all can check for to aid confirm that the indoor evaporator coil is frozen:

Ice buildup on the outdoor refrigerant line
Ice buildup on the evaporator coil inside the air handler
Condensation forming on the surface of the indoor air handler
Condensation forming on the surface of the condensate drain
Unusually big amount of condensate drainage

Causes of a frozen evaporator coil:

Reduced Air Flow

Dingy air filter
Return air ducts besides minor
Blocked air ducts
Closed or blocked registers
Malfunctioning fan

Other Potential Problems

Dirty or blocked evaporator coil
Blocked bleed pipage
Refrigerant leak
Low outdoor air temperature
Too-low nighttime thermostat setting

If yous, yourself, have verified that the evaporator coil is frozen, you should leave your air conditioning organization off until the coil thaws which generally takes several hours. Without using the air conditioning, turning on the fan can help to speed upwardly the procedure.

After your system has thawed completely, your wisest movement would be to telephone call and HVAC specialist in audit your organisation because some causes of a frozen coil can exist more serious or technical than others. As well, a refrigerant leak is a serious event that must exist handled by a professional HVAC technician who is certified in the safety handling of Ac refrigerant. Ace Hi Plumbing, Heating & Air has NATE-Trained technicians with experience who can diagnose and correct issues your Air conditioning system may be having.

ac schematic of system