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Mini-Split AC Compressor Problems? Here’s How to Fix It

# Mini-Split AC Compressor Problems? Here’s How to Fix It
When it comes to your Mini-Split AC, you know how important it is to keep it running at its peak performance – and that means taking good care of your compressor. But, what exactly is a compressor and what do they do? In this article, we will run through the basics, examine the different types, their purpose, and common problems and their solutions.

## What is an AC Compressor?
The compressor is the heart of any air conditioning system, and Mini-Split AC systems are no different. The compressor’s primary purpose is to move refrigerant throughout the system and to regulate the temperature of the room. It does this by compressing the refrigerant, which increases its temperature and pressure, before passing it on to the evaporator and condenser coils.

## Types of Compressors
There are two main types of Mini-Split AC compressors: rotary and scroll.

### Rotary Compressors
Rotary Compressors are the most common type of compressor and are generally used in most residential units. They are relatively more affordable and simpler to maintain. They also run at high speeds and are more energy efficient than scroll compressors.

### Scroll Compressors
Scroll Compressors, while more expensive, are the more efficient option and they generate lower noise levels than rotary compressors. They are also more reliable and have fewer vibrations, meaning they require less maintenance.

## Common Compressor Problems
Compressors are susceptible to a few common problems that can arise from a lack of maintenance. Let’s take a look at three of the most common:

### Low Refrigerant Levels
Refrigerant is necessary for the compressor to function, so it is important to consistently check the levels of refrigerant in your unit. If the refrigerant levels are low, it will put extra strain on the compressor, resulting in higher electricity bills and potential damage to the unit.

### Overheating
Regular maintenance is essential for solving potential overheating. Dirty filters and coils, worn-out belts and leaking lines are all potential causes of overheating. The best way to address this issue is to inspect the unit to ensure that the filters, coils and belts are all in good condition, and to ensure that all lines are securely sealed up.

### Bad Start Relays
Relays provide the necessary energy to start up the compressor. If they are damaged, this can cause the compressor to not start at all. It is recommended that you have your unit inspected by a qualified technician to determine if the relay needs to be replaced.

## How to Fix Compressor Problems
The easiest way to get your AC compressor running at optimum performance is to provide regular maintenance to the filter, coils, belts and lines. This will help to reduce the risk of problems such as low refrigerant levels, overheating or bad start relays from occurring. However, if you find yourself with a broken compressor, it is best to contact a qualified technician to ensure that the job is done right.

It is important to remember that not all AC compressor problems are the same and that each situation requires a unique set of solutions. If you have any questions or concerns regarding your Mini-Split AC compressor, be sure to contact your local air conditioning repair specialists.

If you wish to read more information about Mini-Split AC compressor problems, you can visit [AC Installation & Repair](https://www.ac-installation-repair.com/category/air-conditioner-repair/?s=internal). Aditionally, for reliable professional repair services for your Mini-Split AC system in San Diego, contact Local Reliable Appliance Repair at (866) 516-1222 or through their website [Reliable Appliance Repair](https://reliableappliancesrepair.com/ac/san-diego/92129/ac-and-repair-in-san-diego.html?s=seo).

Mini-Split AC Compressor Problems? Here's How to Fix It
Mini-Split AC Compressor Problems? Here's How to Fix It
Mini-Split AC Compressor Problems? Here's How to Fix It

Preventive Action to Avoid Mini-Split AC Compressor Problems

Taking preventive action is the best way to avoid Mini-Split AC compressor problems. Here are some recommendations from manufacturers and local appliance or HVAC technicians that can help:

1. Regular Maintenance

Having regular maintenance done on your mini-split AC compressor is essential to preventing problems. It’s important to have a professional inspect the unit, clean and adjust components, change the filters, and look for any signs of wear or damage. This should be done once a year, or as recommended by the manufacturer.

2. Proper Installation

Ensuring that your mini-split AC compressor is correctly installed is important for avoiding problems. If the unit is not properly installed, it could lead to ineffective cooling, leaking, or even dangerous conditions. Make sure to use a qualified technician to install your unit.

3. Use Quality Parts and Fluids

When replacing or repairing parts, it’s important to use high quality components and fluids. Cheaper, lower quality parts and fluids can be unreliable and cause issues, so it’s always best to use the best quality parts and fluids available.

4. Reduce Problems with Regular Cleaning

Keeping your mini-split AC compressor clean can help to reduce the risk of problems. Regularly wiping down the interior and exterior of the unit can remove dust, dirt, and debris, which can cause the system to run less efficiently and could even lead to breakdowns.

5. Look for Signs of Problems

It’s important to keep an eye out for any signs of potential problems with your mini-split AC compressor. This includes strange noises, strange smells, fluctuations in temperature, and poor air flow. Catching an issue early can help to reduce the chance of a major breakdown.

By following these recommendations, you can help to prevent Mini-Split AC compressor problems. However, if you do experience any issues, it’s important to call a qualified repair technician to take a look as soon as possible.

Average Repair Cost for Mini-Split AC Compressor Problems in San Diego

Repairing a mini-split AC compressor requires specialized knowledge and parts. In San Diego, the average cost for a minimum AC compressor repair is $150. Complex repairs may cost up to $500, depending on the type of compressor and parts needed. Parts such as capacitors, pressure switches, and fan motors may be required to fix the AC.

To ensure proper repair and the safety of your equipment, it is best to hire an experienced and qualified professional. Local Reliable Appliance Repair is the trusted and reliable option to handle minor and complex repairs.
Call (866) 516-1222 for assistance from our certified technicians.


Reliable Appliance Repair is the local solution for all your HVAC and appliance repair needs. As a family-owned and operated San Diego vendor, they provide same-day service and repairs to tackle any Mini-Split AC compressor problems. Their technicians have a minimum of 5 years of experience and come with full licensing and insurance. Count on Reliable Appliance Repair for honest and affordable prices and services to restore the air quality in your home. With quick response times and friendly customer service, you can get the job done right the first time. For the best in Mini-Split AC compressor repairing and installation in San Diego, contact Reliable Appliance Repair at (866) 516-1222.

FAQ About Mini-Split AC Compressor Problems and Fixes

Q: What is Mini-Split AC compressor?

A: It’s an air conditioner unit split into two parts: an indoor unit and an outdoor condenser.

Q: What causes problems with a Mini-Split AC compressor?

A: Malfunctioning may occur due to dust or ice accumulation on the evaporator and fan blades, low refrigerant levels, or mechanical problems like a malfunctioning compressor or a loose wiring connection.

Q: How can I fix a Mini-Split AC compressor problem?

A: First, you should try to clean or de-ice the evaporator coils and fan blades. Secondly, double check the unit’s refrigerant levels. Thirdly, verify the wiring and check for any loose connections. Lastly, if all else fails, try to replace the compressor.

If these steps don’t resolve your Mini-Split AC compressor problem, then you should call Local Reliable Appliance Repair at (866) 516-1222 for professional help.