5 star ratingI had a wonderful experience with Southwest HVAC. They installed a new furnace and air condition in our home last week. They were careful not to get in your way. They clean up completely after themselves, wherever they work. They pay a lot of attention to detail and the quality of their work. They installed new ducts in my bathrooms and even managed to put a new duct in my kitchen, where I needed the AC the most:) I'm so happy, thanks to Julio and Izzy for accomplishing this. The team is extremely professional and courteous, great guys! Edwin and Peewee I miss you guys, thank you for your hard work and fabulous job! It was a very pleasant experience and I would highly recommend them.
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Air Conditioning Service in Downey

Southwest HVAC takes pride in being an integral part of the beautiful Downey community. Our family-owned air conditioning company dedicates ourselves to a customer-first philosophy, with your satisfaction being our main focus. Our insured and licensed company appreciates your financial resources by delivering customized, cost-effective solutions. We stand behind our work with a satisfaction guarantee and offer a 10-year warranty on parts and compressors for your peace of mind. Known for our outstanding service, our team includes the most dependable and proficient air conditioning technicians in the area. Contact us now to schedule a complimentary estimate for your residential or commercial AC needs! Discover for yourself just why we are the top Downey HVAC service.

Your One-Stop Shop for Air Conditioning in Downey

California’s sunny skies and warm weather are wonderful, but they also demand a functional air conditioning system for comfort in commercial and residential spaces. At Southwest HVAC, we understand the necessity of a reliable and efficient AC system – especially during the summer season. When you want to make sure your air conditioner operates efficiently, selecting an air conditioning contractor known for their quality and timely service is crucial. At Southwest HVAC, we specialize in providing comprehensive air conditioning services tailored to meet the specific needs of Downey residents. Our commitment is to deliver dependable solutions that keep your home consistently comfortable and cool throughout every season. Trust us to be a reliable partner for all your air conditioning needs!

Air Conditioner Repair

Our Downey HVAC repair services are exceptional, backed by skilled technicians who work hard to keep your AC system operating smoothly. We also offer emergency assistance for sudden AC issues, which means you can always count on us in times of need.

Run Testing

A critical part of AC repair is the run test, where the system is operated post-repair to verify correct functioning and optimal performance. This involves operating the system to verify proper functionality and verifying that components like the refrigerant levels, fan, and compressor are optimized. It’s crucial for confirming the effectiveness of repairs and maintaining efficient operation of the AC system for maximum comfort.

Water Leaks

Timely resolution of air conditioner water leaks is vital to protect your home and HVAC unit from potential harm. Left unattended, these leaks can contribute to reduced system efficiency, structural damage, and mold growth. Our team performs detailed inspections to identify leaks, repair damaged components, and maintain effective drainage, safeguarding your home and optimizing your AC’s performance.

Addressing Noises

Identifying unusual noises in air conditioners requires careful assessment due to the diverse range of potential issues that can arise. Noise can result from defective fan blades, loose components, compressor problems, or even issues within the ductwork. Our skilled technicians conduct detailed inspections to pinpoint the exact origin of the noise, execute appropriate repairs, and make sure your system operates quietly and effectively once again. This thorough approach guarantees optimal performance and a comfortable, noise-free environment in your home.

Component Repair or Replacement
Evaporator Coil(s)

Your AC unit’s evaporator coils are essential for extracting heat from indoor air, cooling it, and circulating it throughout your home. Issues such as refrigerant leaks, corroded coils, or dirt accumulation can reduce efficiency and cooling effectiveness. Our technicians will assess and cleanse the coils, repair any leaks, and replace worn coils as needed to maintain a comfortable indoor environment.

Capacitor and Contactor

Capacitors and contactors are essential components in air conditioning systems that facilitate the start-up and operation of motors and compressors. Problems like worn-out capacitors or burned contact points can lead to system malfunctions or failure to start. Our experts diagnose these issues with precision and replace defective capacitors or contactors to reinstate seamless operation and dependable performance.


The compressor is essential in air conditioning systems for moving refrigerant to expel indoor heat. Problems such as refrigerant leaks or mechanical failures can hinder its performance, causing inadequate cooling. Our technicians conduct extensive tests to identify compressor issues and then repair or replace them to bring back optimal system functionality for dependable and efficient cooling.

Coil Fins

Air conditioner coil fins enhance heat transfer efficiency by increasing surface area for airflow. Damage caused by bending or debris can obstruct airflow and reduce cooling efficiency. Our technicians examine and straighten or replace damaged fins, establish unrestricted airflow, and verify optimal heat exchange to maintain your AC system’s optimal performance.


Air conditioning belts transfer power from the motor to the compressor or fan for smooth operation. As belts age, they may crack, deteriorate, or lose grip, causing ineffective cooling or system malfunction. Our team inspects belts for signs of wear and replaces them as needed to keep your AC unit running efficiently.

Condenser Unit

Your air conditioner’s condenser unit is responsible for expelling heat absorbed from indoors to the outdoors. Issues like coil obstructions, fan motor issues, or refrigerant leaks can hinder heat transfer efficiency. Our technicians identify and resolve condenser unit problems, eliminate obstructions, seal leaks, and substitute faulty parts to restore cooling efficiency.

Blower Motor

Blower motors are essential components of air conditioning systems that are responsible for circulating air through ductwork to control indoor temperatures. Issues like debris accumulation, electrical problems, or motor wear can restrict airflow. Our Downey air conditioning repair specialists carefully diagnose blower motor issues and resolve them with repairs or replacements to regain efficient air distribution and sustained home comfort.

Fan Blades

Fan blades are pivotal in distributing air across the AC system to facilitate cooling. Problems such as imbalance, motor wear, or bent blades can hinder system effectiveness and airflow. Our specialists will inspect and balance fan blades, replace worn or damaged ones, and confirm proper alignment to optimize airflow and enhance overall system performance.

Circuit Board

Air conditioner circuit boards control various functions, such as temperature regulation and system operation. Problems like component failures or electrical surges can disrupt these tasks, resulting in unpredictable operation or complete system shutdown. Our Downey air conditioner repair specialists utilize advanced testing methodologies to diagnose circuit board issues and rectify them through component replacements or repairs for proper performance and functionality.


We start every air conditioning repair with a comprehensive inspection. Our meticulous diagnostics process examines the electrical connections, condenser coils, and compressor to identify issues impacting your AC’s performance. This detailed assessment allows us to deliver precise repairs that keep your system running reliably and efficiently.

Resolving Airflow Issues

Resolving airflow issues promptly is crucial for maintaining efficient air conditioning performance. Inadequate airflow can strain the system, leading to uneven cooling, potential system malfunctions, and increased energy consumption. Our team utilizes thorough diagnostics to identify and tackle issues like fan motor problems, dirty filters, blocked ducts, or various other concerns. By managing airflow properly, we guarantee your system functions effectively, providing the desired cooling conditions and enhancing overall performance.

Refrigerant Leaks

When addressing refrigerant leaks, whether it’s Freon or a modern refrigerant, we begin with thorough diagnostics to pinpoint leaks. We then prioritize sealing them and replenishing refrigerant levels to ensure your system maintains peak cooling efficiency and operates reliably throughout the year.


Thermostat Repair

Thermostat repair services provide accurate temperature control and system functionality. We identify and resolve issues like programming errors or faulty sensors to restore your thermostat’s operation. Opting for repairs over replacement can be economical when minor issues affect an otherwise functional unit.

Thermostat Wiring Issues

Problems with thermostat wiring can disrupt HVAC performance and result in inaccurate temperature regulation. Our team swiftly addresses wiring issues, establishing correct connections to avoid system malfunctions and enhance thermostat performance for reliable comfort.

Smart Thermostats

Smart thermostats such as Nest models provide convenience through app-controlled remote temperature adjustments that learn your habits to optimize cooling and heating efficiency. They save energy by adjusting settings when you’re away or asleep, and they provide insights into usage, making them a smart choice for modern homes.

Thermostat Calibration

Maintaining accurate temperature readings and ensuring proper functionality involves verifying and adjusting thermostat settings as necessary. This maintenance is crucial for enhancing cooling efficiency, facilitating effective heating, and enabling your HVAC system to respond accurately to your preferred comfort settings.

Thermostat Replacement

When the moment comes to replace your thermostat, we aid in selecting the perfect model to meet your needs by focusing on compatibility and efficiency. Our expert installation promises precise configuration, straightforward comfort regulation, and energy-saving benefits for your home.

Programmable Thermostats

Programmable thermostats provide scheduling flexibility to enhance comfort and save energy. Come to Southwest HVAC for specialized installation tailored to your needs. We’ll help you maximize your thermostat efficiency for precise temperature control throughout your home.

Air Conditioner Replacement

At Southwest HVAC, we approach AC replacement with a dedication to honesty and effectiveness. We advise replacing your unit only when repairs become more expensive than replacement or when your current system has exceeded its usable lifespan. We evaluate factors like your unit’s energy efficiency, cooling capacity, and age to ensure any replacement meets the unique cooling needs of your business or home while enhancing energy efficiency. You can count on our AC service to provide expert guidance and transparent recommendations that focus on the comfort and efficiency of your home.

Air Conditioner Maintenance

Refrigerant Level Checks

Regularly scheduled refrigerant level checks are a great way to keep your air conditioner in excellent shape. Proper refrigerant levels are essential for efficient cooling and minimizing strain on the system. Our comprehensive maintenance service involves checking for leaks, topping up refrigerant as needed, and monitoring pressure levels to maintain optimal performance and extend the lifespan of your AC unit.

Seasonal and Routine Tune-Ups

Seasonal and regular maintenance play a vital role in extending the lifespan and enhancing the efficiency of your air conditioner. An AC tune-up includes a comprehensive inspection, cleaning of coils and filters, checking refrigerant levels, and assessing potential performance issues. When you opt for Southwest HVAC for your AC maintenance, you receive dependable performance, prevent expensive repairs, improve energy efficiency, save money in the long run, and maintain consistent indoor comfort.

System Performance and Energy Efficiency Checks

Keeping tabs on energy efficiency and system performance is essential for enabling your air conditioner to function at its peak. These evaluations include assessing airflow, checking refrigerant levels, calibrating the thermostat, and evaluating overall system function. Timely identification and resolution of issues enhance cooling performance, minimize energy costs, prolong the lifespan of your AC unit, maintain home comfort, and increase energy efficiency.

Ductwork Inspections

Conducting routine inspections of ductwork is vital for optimizing air conditioner performance. During these inspections, we look for blockages, leaks, or damage that could restrict airflow and diminish cooling efficiency. Identifying and repairing issues promptly helps maintain consistent indoor comfort and prevent energy loss. Properly sealed ducts facilitate optimal airflow throughout your home, maximizing the effectiveness of your AC system.

Air Filter Replacement

Regular air filter replacement is an easy, quick, and forward-thinking way to maintain clean indoor air quality and efficient air conditioner operation. Clogged filters restrict airflow, forcing the system to labor more and lowering cooling efficiency. Changing filters as recommended by the manufacturer promotes proper airflow, enhances system performance, and helps prevent potential breakdowns from blocked filters. It may also prolong your AC’s lifespan!

Fan Motor Maintenance

Regular fan motor maintenance is essential because it keeps your AC running properly. This includes lubricating moving parts, inspecting for wear or damage, and confirming that electrical connections are secure. By maintaining these components, you’ll enjoy efficient airflow, minimize the chances of motor failure, and prolong the lifespan of your AC unit so your home can remain cool and comfortable all season.

Condenser Coil & Evaporator Coil Cleaning & Inspections

To maintain the efficiency and performance of your air conditioner, it’s crucial to keep your condenser coils clean and free from debris. Over time, these coils collect debris and dirt, which significantly diminishes heat transfer efficiency and increases energy usage. Proper cleaning involves clearing debris, gently washing the coils, and verifying proper airflow. This regular maintenance routine helps extend your AC unit’s lifespan, reduces the risk of costly repairs, and provides maximum cooling capacity during hot weather, ensuring consistent comfort in your home.

Air Conditioner Installation

When it comes to AC installation, Southwest HVAC employs a strategic process that aims for optimal performance. Beginning with the selection of an ideal location for your new AC condenser, we consider factors such as accessibility and airflow. Our air conditioning service involves meticulous site preparation to make sure the installation area is level and secure. We expertly install mounting brackets to provide robust support for the unit. Precision in connecting refrigerant lines and electrical wiring makes for a seamless AC installation. Our skilled installation is tailored to efficiently meet your cooling needs long-term.

Give Southwest HVAC a call today at 562-425-4822 to schedule your free estimate or learn more about our Downey air conditioner service!

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