Split System Air Conditioning: The Ultimate Guide

Split system air conditioning is a popular choice for home and business owners looking to efficiently cool their spaces. In this guide, we will cover everything you need to know about split system air conditioners, including how they work, the benefits of using one, how to choose the right model for your needs, and how to maintain and repair your system. We will also discuss the cost and energy efficiency of split system air conditioning, as well as top brands and models on the market. Finally, we will cover the installation and replacement process for split system air conditioners.

What is a Split System Air Conditioner?

A split system air conditioner consists of two main parts: an indoor unit and an outdoor unit. The indoor unit, also known as the evaporator, is installed inside the space you want to cool and is responsible for drawing in hot air, which is then cooled by the outdoor unit, or condenser. The cooled air is then circulated back into the room by the indoor unit.

How Does a Split System Air Conditioner Work?

Split system air conditioners work by using refrigerant to cool the air in your home or business. The refrigerant is a chemical that absorbs heat from the air inside your space and releases it outside. Here’s a step-by-step breakdown of how it works:

1. The indoor unit draws in hot air from the room.
2. The refrigerant inside the indoor unit absorbs the heat from the air.
3. The refrigerant, now in a gaseous state, is pumped to the outdoor unit.
4. The outdoor unit, or condenser, releases the heat absorbed by the refrigerant into the outside air.
5. The refrigerant is cooled and returned to a liquid state.
6. The cooled liquid refrigerant is sent back to the indoor unit, where it begins the process again.

The Benefits of a Split System Air Conditioner

Split system air conditioners offer a number of benefits, including:

• Energy efficiency: Split system air conditioners are known for their energy efficiency, as they only cool the areas of your home or business that you are using at any given time. This means you can save money on your energy bills compared to using a central air conditioning system.
• Quiet operation: Many split system air conditioners are designed to operate quietly, making them a good choice for bedrooms and other areas where noise may be an issue.
• Flexibility: Split system air conditioners can be easily installed in a variety of locations, as the outdoor unit can be placed on the ground or mounted on a wall. This makes them a flexible cooling solution for homes and businesses.
• Easy maintenance: Split system air conditioners are relatively easy to maintain, as the outdoor unit is easily accessible for cleaning and repairs.

How to Choose the Right Split System Air Conditioner for Your Home

When choosing a split system air conditioner for your home, there are a few key factors to consider:

• Size: It’s important to choose a split system air conditioner that is appropriately sized for your space. If the unit is too small, it will struggle to cool your room effectively. On the other hand, if it’s too large, it will cool the space too quickly, leading to wasted energy and higher energy bills. A professional HVAC technician can help you determine the right size for your needs.
• Energy efficiency: Look for a split system air conditioner with a high energy efficiency rating, as this will help you save money on your energy bills in the long run
• Features: Split system air conditioners come with a range of features, such as remote control, programmable thermostats, and multiple fan speeds. Consider which features are important to you and factor them into your decision.
• Brand and model: Research different brands and models of split system air conditioners to find one that meets your needs and fits within your budget. Be sure to read customer reviews and consult with a professional to get their recommendations.
• Professional installation: Proper installation is crucial for the optimal performance and efficiency of your split system air conditioner. Choose a reputable and experienced professional to install your system.

Split System Air Conditioning Maintenance and Repairs

Proper maintenance is key to keeping your split system air conditioner running smoothly and efficiently. Here are a few tips for maintaining your system:

Regular Maintenance for Your Split System Air Conditioner

• Keep the outdoor unit clear of debris: The outdoor unit of your split system air conditioner should be kept clear of leaves, grass clippings, and other debris to ensure proper airflow.
• Change the air filter regularly: The air filter in your indoor unit should be changed every 1-3 months, depending on usage. A dirty air filter can reduce the efficiency of your system and lead to higher energy bills.
• Clean the indoor unit: The indoor unit of your split system air conditioner should be cleaned regularly to remove dust and other particles that can accumulate over time. Use a soft cloth or duster to gently wipe down the unit.
• Have your system serviced annually: It’s a good idea to have a professional HVAC technician service your split system air conditioner at least once a year to ensure it is running efficiently and to catch any potential problems before they become major issues.

Common Problems with Split System Air Conditioners and How to Fix Them

• Frozen evaporator coils: If the evaporator coils in your indoor unit become frozen, it can cause your system to stop functioning properly. To fix this issue, turn off your system and let the coils thaw out. If the problem persists, it may be a sign of a more serious issue, such as a refrigerant leak, and you should call a professional for assistance.
• Leaking refrigerant: A refrigerant leak can cause your split system air conditioner to lose its cooling power and can be harmful to the environment. If you suspect a refrigerant leak, turn off your system and call a professional for repairs.
• Faulty thermostat: A faulty thermostat can cause your split system air conditioner to not function properly. If you suspect a problem with your thermostat, try recalibrating it or replacing the batteries. If the issue persists, it may be a sign of a more serious problem and you should call a professional for assistance.

When to Call a Professional for Split System Air Conditioner Repairs

There are certain issues with your split system air conditioner that are best left to a professional to handle. Some signs that it’s time to call a professional for repairs include:

• Strange noises or smells coming from your system
• Lack of cool air or poor airflow
• The system is not turning on or off properly
• Your energy bills are significantly higher than usual

Split System Air Conditioning Cost and Efficiency

The cost of a split system air conditioner will depend on a number of factors, including the size of your space, the efficiency of the system, and the features it offers. Here are a few things to consider when it comes to the cost and efficiency of split system air conditioning:

The Cost of a Split System Air Conditioner

Split system air conditioners typically range in price from $1,000 to $4,000, depending on the size and features of the unit. Keep in mind that this is just the cost of the unit itself and does not include installation, which can add an additional cost.

Factors that Affect the Cost of Split System Air Conditioning

• Size: Larger split system air conditioners will generally cost more than smaller units. Be sure to choose a unit that is appropriately sized for your space to ensure optimal performance and efficiency.
• Efficiency: More efficient split system air conditioners will generally cost more upfront, but they can save you money on your energy bills in the long run. Look for a unit with a high energy efficiency ratio (EER) to maximize your savings.
• Features: Split system air conditioners with advanced features, such as programmable thermostats and multiple fan speeds, will generally cost more than those with fewer features. Decide which features are most important to you and factor them into your budget.

How to Save Money on Split System Air Conditioning

• Choose an energy-efficient unit: As mentioned, more efficient split system air conditioners will generally cost more upfront, but they can save you money on your energy bills in the long run. Look for a unit with a high energy efficiency ratio (EER) to maximize your savings.
• Properly maintain your system: Regular maintenance and timely repairs can help extend the lifespan of your split system air conditioner and improve its efficiency.
• Use a programmable thermostat: A programmable thermostat can help you control the temperature of your home or business while you are away, leading to energy savings.

The Energy Efficiency of Split System Air Conditioners

Split system air conditioners are known for their energy efficiency, as they only cool the areas of your home or business that you are using at any given time. This can save you money on your energy bills compared to using a central air conditioning system. Look for a unit with a high energy efficiency ratio (EER) to maximize your energy savings.

Split System Air Conditioning Brands and Models

There are many brands and models of split system air conditioners on the market, each with its own unique features and benefits. Here are a few popular brands and models to consider:

Top Split System Air Conditioning Brands

• Mitsubishi Electric: Mitsubishi Electric is a well-known brand that offers a range of high-quality split system air conditioners. Their units are known for their energy efficiency and quiet operation.
• Rinnai: Rinnai is another reputable brand that offers a variety of split system air conditioners, including both cooling-only and heat pump models.
• Daikin: Daikin is a Japanese company that is known for producing high-quality, energy-efficient split system air conditioners.

Popular Split System Air Conditioner Models

Mitsubishi Electric MSZ-GL18NA: This model from Mitsubishi Electric is a high-efficiency cooling-only split system air conditioner with a SEER rating of up to 23. It features a compact design and is known for its quiet operation.

Rinnai RL94i: The RL94i from Rinnai is a heat pump split system air conditioner that offers both cooling and heating capabilities. It has a high energy efficiency rating and includes a remote control for convenient temperature adjustments.

Daikin 17 Series: The 17 Series from Daikin is a line of energy-efficient split system air conditioners that includes both cooling-only and heat pump models. These units feature a compact design and quiet operation, making them a good choice for bedrooms and other areas where noise may be an issue.

How to Compare Split System Air Conditioning Brands and Models

When comparing different brands and models of split system air conditioners, consider the following factors:

• Size: Be sure to choose a unit that is appropriately sized for your space to ensure optimal performance and efficiency.
• Efficiency: Look for a unit with a high energy efficiency ratio (EER) to save money on your energy bills in the long run.
• Features: Decide which features are most important to you, such as a programmable thermostat or multiple fan speeds, and factor them into your decision.
• Price: Compare the cost of different brands and models to find one that fits within your budget.
• Reputation: Research the reputation of different brands and read customer reviews to get a sense of the reliability and quality of their products.

Split System Air Conditioning Installation and Replacement

Proper installation is crucial for the optimal performance and efficiency of your split system air conditioner. Here are a few things to consider when it comes to installation and replacement:

How to Install a Split System Air Conditioner

Installing a split system air conditioner is a complex process that should be handled by a professional. Here are the general steps involved in the installation process:

1. Choose a location for the indoor and outdoor units: The indoor unit should be installed in a location that allows for proper airflow, while the outdoor unit should be placed in an area that is easily accessible for maintenance and repairs.
2. Install the indoor unit: The indoor unit is typically installed on a wall or in the ceiling. A professional will make sure it is properly secured and connected to the outdoor unit.
3. Install the outdoor unit: The outdoor unit should be installed on a flat, stable surface and should be properly anchored to prevent it from being knocked over. It should also be placed in an area with good airflow to ensure proper operation.
4. Connect the indoor and outdoor units: The indoor and outdoor units are connected by a conduit that contains the refrigerant lines, electrical wiring, and drain hose. A professional will ensure that these connections are properly made and sealed.
5. Test the system: Once the installation is complete, the system should be tested to ensure it is functioning properly.

When to Replace Your Split System Air Conditioner

There are a few signs that it may be time to replace your split system air conditioner, including:

• The system is more than 10 years old: Split system air conditioners typically have a lifespan of 10-15 years. If yours is approaching or has surpassed this age, it may be time to consider a replacement.
• Frequent repairs are needed: If you find yourself needing to repair your split system air conditioner frequently, it may be more cost-effective to invest in a new unit rather than continuing to pay for repairs.
• The system is no longer efficient: If your energy bills are significantly higher than usual or your system is struggling to cool your space effectively, it may be time to replace it with a more efficient model.

How to Choose a Professional for Split System Air Conditioner Installation or Replacement

When choosing a professional for split system air conditioner installation or replacement, consider the following:

• Experience: Look for a company with a track record of successful split system air conditioner installations and replacements.
• License and insurance: Make sure the company you choose is licensed and insured to perform HVAC work in your area.
• Reputation: Read customer reviews and ask for references to get a sense of the company’s reputation.
• Price: Get quotes from multiple companies to find the best price for the services you need.
• Services offered: Consider the range of services the company offers, such as maintenance and repairs, in addition to installation and replacement.

Split System Air Conditioning FAQ

Here are answers to some common questions about split system air conditioners:

How Long Does a Split System Air Conditioner Last?

Split system air conditioners typically have a lifespan of 10-15 years. Proper maintenance can help extend the lifespan of your system.

Is a Split System Air Conditioner Noisier Than Other Types?

Split system air conditioners can be quieter than other types of air conditioners, as the indoor unit is located inside the space you are trying to cool and the outdoor unit is located outside. However, the noise level of a split system air conditioner can vary depending on the brand and model.

Can a Split System Air Conditioner Be Used in Any Climate?

Split system air conditioners are suitable for use in a variety of climates, as they are designed to cool specific areas rather than an entire home or business. However, if you live in an area with extreme temperatures, you may want to consider a heat pump split system air conditioner, which can both heat and cool your space.

Do Split System Air Conditioners Require More Maintenance Than Other Types?

Split system air conditioners generally require less maintenance than other types of air conditioners, as the outdoor unit is easily accessible for cleaning and repairs. However, all air conditioners, including split system air conditioners, should be properly maintained to ensure optimal performance and efficiency.

Choose a company with good long-term support

If you’re considering installing a split system air conditioner in your home or business, trust the experts at Plum Heating and Cooling to get the job done right. Our team of skilled professionals is here to help you find the perfect split system air conditioner for your needs and provide expert installation, maintenance, and repair services. Don’t wait any longer to start enjoying the benefits of a split system air conditioner. Contact us today to schedule your consultation and get started on your project!

Don’t forget when you’re shopping around to not only check what the price includes (your Plum quote covers the unit and full installation costs), but importantly, the reputation of the company you are dealing with.

Please do take the time to check how long the brand and company have been in operation – as well as reading their Google reviews! A company’s response to their online customers provides a pretty clear indication of the level of support you’ll receive if you need it in the future. And a shortcut here could cost you dearly in the future.

Also, keep an eye out for 5-star reviews on Google. If a company or brand has a lot, you are clearly onto a winner.

We have no time for competitors who just grab the money and run. As an award-winning family company that puts our clients’ needs at the centre of everything we do, we pride ourselves on treating you with honesty and respect to ensure a positive, stress-free experience throughout the life of your Air Conditioner.

For your best home heating and cooling in Melbourne, please come and join the Plum Trade Services family today. We are Plum by name and Plum by nature: your guarantee that we will always do a plum job!