How to Fix Frozen AC Coils

Whether you are dealing with air conditioning coils that are stuck or it’s simply a maintenance issue, the fact remains that frozen AC coils will prevent you from getting the best possible performance from your system. If you are looking for the most effective solutions on how to fix frozen AC coils, this guide will show you how.

Understand the Source of the Problem

In order for you to fix frozen AC coils, you must first understand their root causes. A few of the most common sources of a frozen AC coil include:

• Inadequate air flow
• Low refrigerant
• Restrictions in the air filter
• Dirty coils
• Blocked drain line.

All of these issues can impede the AC’s ability to release heat and ultimately lead to the coils freezing. Fortunately, there are a few simple solutions that you can employ to fix frozen AC coils and get your AC running in tip-top shape.

Clean the Coils

Your first option is to clean the coils, as this can be the key to fixing frozen AC coils. The evaporator and condenser coils are where much of the heat exchange process occurs, so it is not uncommon for buildup and debris to accumulate on them over time. As this debris accumulates and collects, it interferes with the cooling process, causing the coils to freeze up.

In order to fix frozen AC coils, you need to do an intensive cleaning of the condenser and evaporator coils. This process begins with a thorough vacuuming of the unit, followed by spraying chemotherapy-grade coils cleaner onto the surfaces of the coils. Once the cleaner has been applied, the coils should be wiped down with a soft cloth.

Check and Disconnect the AC Unit

Another option is to check and disconnect the AC unit. Unplugging the AC unit is the recommended course of action when attempting to fix frozen AC coils. This will reset the AC’s operational system and can help to ensure that the entire system is running is rejuvenated and functioning at its peak.

When disconnecting your AC unit, be sure to first turn off the power at the main circuit breaker and keep your working area clear and free from any flammable materials. After you turn off the power and disconnect the AC unit, leave it off for at least 15 minutes. This allows the condenser and evaporator coils to cool off and relax so that they won’t freeze again upon reinstallation.

Check the Refrigerant

In order to keep the AC’s cooling system running efficiently, you must ensure the proper level of refrigerant. If you have too little refrigerant, the AC will be hindered in its ability to release heat and eventually, the coils will freeze. This is why it is important to check the refrigerant regularly and maintain the proper levels.

Fixing frozen coils through proper refrigerant levels can be done by releasing and/or replenishing refrigerant as necessary. To do this, you’ll need to employ an experienced HVAC contractor who can carry out the necessary testing and repairs. This is the best way to ensure that your AC has the correct amount of refrigerant needed for the coils to remain unfrozen.

Clean the Air Filter

At times, it is possible for the frozen AC coils to be caused by a clogged air filter. If there is too much debris or dust in the filter, this can restrict the air flow and cause the AC coils to freeze up. In order to fix this, you’ll need to clean or replace the air filter on a regular basis.

Clean air filters are essential for the smooth operation of your AC system, and they can help to ensure that your AC coils remain unfrozen. Be sure to replace your filter every three months, or at least every 30 days in the case of reusable filters.

Taking proactive measures such as regular cleaning and maintenance can help you to maintain the proper airflow, refrigerant levels, and air filter usage that are crucial for keeping your AC coils free of ice. If all else fails, however, it may be time to call in a certified professional. A reliable appliance repair can help you to diagnose and troubleshoot the issue, leading to successful solutions for frozen AC coils.

Preparing for AC Frozen Coils

When attempting to install air conditioning coils, it is essential to take the proper preventive action to avoid potentially detrimental issues. Failure to do so can lead to leaking or frozen coils, which can cause extensive damage to the system and lead to expensive repairs. With the right equipment and help from experienced HVAC technicians, however, it is possible to install and protect the AC coils from becoming frozen. Here are some manufacturer recommendations and technician’s best practices that should be followed when handling AC frozen coils.

Understand and Follow Manufacturer Specifications

The first step to properly installing AC coils is to read and understand all manufacturer specifications. The manufacturer will have outlined the proper specifications for the installation for the given model type and size of the air conditioning coils. Failing to follow these specifications could lead to the coils being installed incorrectly, leading to a whole host of potential issues. It is also important to note that different manufacturers may have different specifications for the installation, so it is important to reference the specific manufacturer’s guidelines and not to use general installation instructions.

Check the System Regularly

Once the coil has been installed, it is important to check the system regularly to ensure that the coils are in proper working order. This can be done by checking the temperatures and testing the air flow. A reliable HVAC technician will be able to check the system and make necessary adjustments to ensure that it is running optimally.

Use a Quality Insulation Sheet

A quality insulation sheet can help to protect the coils from extreme temperatures. During the installation process, the technician should ensure that the insulation sheet is properly fitted in order to keep the coils at the correct temperature and prevent freezing.

Choose the Right Size Coils

In order to avoid freezing, it is also important to choose the correct size of coils for the system. The technician should measure the space and choose the correct size of coils in order to ensure that the system has the correct amount of cooling power. Choosing too small of coils can cause the system to work harder than necessary, leading to overheating and eventually frozen coils.

Take Preventative Maintenance

Finally, preventative maintenance is the best way to keep the AC coils in optimal condition and prevent a frozen system. Having the AC coils and system consistently cleaned and inspected will help to prolong the life of the system and keep it running efficiently. During these inspections, the technician should ensure that all of the components are running correctly and should make any necessary adjustments or repairs that they may find.

Overall, taking proper preventive action can go a long way in keeping the AC frozen coils from becoming an issue. By following the manufacturer specifications, checking the system regularly, using insulation sheets correctly, choosing the right size of coils, and taking preventative maintenance, homeowners can rest easy knowing that their air conditioning is in optimal condition. For further advice, it is best to contact a reliable HVAC technician, such as those at Local Reliable Air Conditioning & Heating at (866) 311-8590. They will be able to provide the necessary guidance and advice to ensure that the AC coils are installed and maintained correctly.

Average Repair Cost for AC Frozen Coils

Your AC frozen coils issue requires in-depth explanation and professional advice, as the cost of repairing or installation can vary greatly. Here, we will provide the minimum, average, and most complex repair or installation cost for the city of California, assuming prices are 20% higher than usual.

Parts that may be necessary for repair or installation include, but are not limited to:

• Refrigerant: $75–$150
• Condensate drain line: $15–$35
• Thermostat: $75–$200
• Capacitors/relays/switches: $75–$150
• Fan blade/coil: $75–$200

The materials cost determing the total of repair or installation cost will depend on the type, brand and whole operation and should be calculated in. The minimum repair or installation cost, considering the 20% rise in prices, will be around $500 for simpler installation, $1000 for more complex repair and installation and could go much higher for very complex repair with lots of materials included.

For best results and to get the most reliable advice on your AC frozen coils issue, it will be beneficial to contact a reliable and experienced air conditioning and heating company like Local Reliable Air Conditioning & Heating. They can provide accurate cost estimates and ensure the best possible results.

Benefits of Having Reliable Air Conditioning & Heating as Your Local California Vendor

Reliable Air Conditioning & Heating is an experienced, family-owned company serving California, and specializing in same-day service for appliance and HVAC repair and installations. Our skilled technicians have a minimum of 5 years experience and are certified to deal with AC frozen coils.

Reliable always puts our customers first by providing fair and affordable pricing with no hidden costs. Our services are licensed, insured and come with a 90-day warranty. You won’t find a better, more dependable same-day HVAC service in all of California.

Keep your refrigerators, ACs, heaters and more running in peak condition with Reliable Air Conditioning & Heating. Contact us today for fast and reliable repairs on all of your HVAC needs.

FAQ: How to Fix Frozen AC Coils and AC Frozen Coils?

How do I know when my AC coils are frozen?

If your AC unit is producing little to no cold air, and you notice frozen coils or ice buildup, your AC coils are likely frozen.

What causes AC coils to freeze?

Frozen coils can happen when the air filter gets clogged, as it will restrict air and cause the coils to become too cold. Any type of blockage, like dirt, dust and grime, found in the air filter causes the air flow to slow down and freeze the coils.

Is there a way to stop the coils from freezing?

Yes, the best way to prevent frozen coils is to regularly change your AC filter and make sure your outdoor condenser is free of debris.

Is frozen AC coil repair a DIY task?

No, it is not recommended to attempt AC coil frozen repair as a DIY task, as it requires technical knowledge of how air conditioning systems work. If coils are frozen, contact an experienced, local HVAC technician to come and diagnose and repair the unit.

If you have a frozen coil in your AC and need help, call Local Reliable Appliance Repair at (866) 311-8590 for all your air conditioning needs.