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Posted on 06/25/2023 in Category 1

10 Common Commercial Air Conditioner Issues

As a vital asset for maintaining a comfortable environment, a commercial-grade ducted air conditioning installation Sydney can make or break a business's productivity. However, these devices can sometimes be fraught with issues, which, if not handled promptly and correctly, can cause considerable inconvenience.


This guide focuses on the most common issues one might encounter with a commercial air conditioner and its potential solutions.


Decreased Efficiency

In the world of commercial climate control, decreased efficiency ranks as a common concern. When your system fails to cool the workspace adequately, it's a clear signal that there's a problem. This issue can often be traced back to an accumulation of dust and debris, clogged filters, or ageing components, all of which hinder optimal performance.


Odd Noises

If your cooling device starts producing unusual noises – anything from clattering to humming – it's time to pay attention. These sounds are often symptomatic of internal issues. Loose or worn-out components, inadequate lubrication, or a malfunctioning fan could be potential culprits that need to be inspected and addressed.


Uneven Cooling

A well-functioning temperature control system should ensure a uniform temperature throughout your workspace. However, if you observe hot and cold spots, it indicates inconsistent cooling – a problem usually stemming from faulty ductwork, subpar insulation, or a system unsuitable for the size of your building.


Increased Energy Bills

A sudden, unexpected surge in energy bills is often directly linked to your climate control system. Units that are overworked, improperly maintained, or outdated can consume more power, translating into increased operational costs that eat into your bottom line.


Frequent Cycling

If your system frequently cycles on and off, you're facing what's known as 'short cycling.' This problem is generally due to an improper match between the size of the cooling unit and the space it's intended to cool. Clogged filters or malfunctioning thermostats could also be at fault.


Water Leakage

Water leaks from a commercial cooling device can cause more than just a messy puddle – they can lead to significant water damage. These leaks are typically due to a clogged or broken drain line, a damaged condensation pan, or a frozen evaporator coil.


Frozen Evaporator Coils

The cooling process depends heavily on the evaporator coils in your system. These coils need a consistent flow of warm air to function properly. If the airflow is restricted – often because of dirty filters or fan motor issues – the coils can freeze, leading to a decrease in cooling effectiveness.


Unpleasant Odours

If you notice a musty smell wafting from your cooling unit, it's a sign of potential mould or mildew growth in the ductwork. More worryingly, a burning smell could indicate a severe issue like a short circuit, or a failing motor, and should be addressed immediately.


Electrical Control Failure

Continued use of the device can cause wear and tear on the compressor and fan controls, leading to system malfunction. Additionally, issues can arise from corroded wires, terminals, or defective capacitors. Regular inspections by a professional can identify these issues before they escalate.


Thermostat Calibration

An incorrectly calibrated thermostat can have significant implications on the performance of your climate control unit. Modern systems often employ programmable or smart thermostats, and their incorrect setup or programming can lead to operational anomalies.


Maintaining a functional and efficient temperature regulation system requires regular, professional maintenance. Awareness of these issues allows businesses to identify and resolve them promptly, reducing downtime and potential damage. Consulting with a professional service provider for accurate diagnostics and problem resolution is always advisable.


Keeping your workspace comfortable while keeping energy costs low demands a proactive approach to the care and maintenance of your commercial cooling unit. By catching potential issues early, you can prevent costly repairs or even full system replacements down the line.


To sum it up, a fully operational climate control device is an essential aspect of every commercial establishment. Even though these systems can encounter a variety of issues, understanding these problems and their solutions can keep your business cool and comfortable all year round. Keep in mind that prevention is always more cost-effective than repair or replacement, so regularly maintaining your unit is a wise investment for your business's future.

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