Four Air Conditioning Diagnostic Methods Available To HVAC Engineers Today


These days, air conditioning systems have proven themselves to be indispensable for maintaining comfort indoors. Whether they are standalone units or part of a wider HVAC system, air conditioning devices require routine servicing if they are to perform optimally. Ideally, technicians will inspect air conditioning installations at least once a year with diagnostic tools that help them to spot problems before they become faults that either impair the performance of the system or, in the worst case scenario, stop it from functioning at all. Read on to learn more about the types of air conditioning diagnostics that are typically deployed nowadays. 

Physical Inspections

The first step in diagnosing air conditioning problems is relatively low-tech. Often, a thorough physical inspection of an AC unit and its components is sufficient to spot the more obvious signs of wear and tear. A professional HVAC technician will usually examine the condition of the condenser coils as well as the evaporator, fans, and filters. A routine inspection, like this, is ideal for revealing visible issues such as blockages, leaks, or dirty coils. Equally, worn-out parts should that can impede performance should be immediately obvious to a trained eye. Physical inspections may also indicate the need for further diagnostic tests if performance is down but there are no visible reasons for this state.

Temperature and Pressure Measurements

Today, HVAC engineers assess the operational efficiency of an air conditioning system with diagnostic temperature and pressure tools. By assessing temperature differentials across the evaporator and condenser coils, technicians should be able to offer insights into the system's cooling effectiveness. The same goes when pressure levels in the refrigerant lines are tested. Either way, measurements that are outside of the manufacturer's specified range may indicate problems such as refrigerant leakage, compressor malfunctions, or improper airflow through the system's ducting.

Electronic Leak Detection

When cooling, AC systems rely on refrigerants. If there's a leak, then the system won't function properly. Additionally, refrigerant leaks might release harmful gases into the environment. HVAC engineers utilize electronic leak detectors to identify whether any refrigerant is escaping and from where in the system it may be leaking. These carefully calibrated devices can pinpoint gas leaks with remarkable precision, thereby enabling highly effective repairs to be carried out.

Digital Diagnostics

Finally, modern AC units are often equipped with their own, onboard diagnostic systems. When these present error codes or flashing lights, HVAC engineers can interpret them to identify specific issues. Usually, such onboard diagnostic tools indicate faults such as electrical problems, sensor malfunctions, or communication errors between system components.

Contact a local HVAC service, such as TruTek Air Conditioning & Heating LLC, to learn more. 


10 July 2023

Keeping My Air Conditioner On Point

Have you ever stopped to think about the general health of your air conditioner? Although it might seem like a silly thing to worry about, air conditioners need a little tender loving care just like any other home appliance. Unfortunately, it can be hard to detect issues until your system sputters to a halt one day. My blog is all about improving your HVAC experience by learning how to keep it on point. On my blog, you will learn how to check for air conditioning problems, troubleshoot your system, and even find the perfect replacement--should you need to upgrade your system.