HVAC Maintenance: The Top Ten Overlooked Issues

Heating, ventilation, and air conditioning (HVAC) systems are essential for maintaining a comfortable environment in commercial, industrial, and multi-family facilities. An efficient HVAC system ensures a productive work environment, but even minor maintenance issues can lead to major problems if overlooked. Here are the top ten often-overlooked issues that Facility Managers should keep an eye on.

| Clogged Air Filters

Air filters trap dust, pollen, and other particulate matter, helping maintain better air quality. Over time, they can become clogged, reducing air flow and efficiency. Regular inspection and replacement are vital to maintain optimal performance.

| Thermostat Malfunctions

A malfunctioning thermostat might not accurately control the temperature, leading to an uncomfortable environment and higher energy costs. Regular calibration helps keep temperature readings accurate so the system can perform as intended.

| Refrigerant Leaks

Refrigerant leaks can severely impact the efficiency of the HVAC system. These leaks are not always easy to detect, and a professional with experience in commercial plumbing and electrical systems might be needed to diagnose, locate, and fix it.

| Worn-out Fan Belts

Just like in your car, fan belts in your HVAC system wear out over time. They become inefficient and eventually fail if they’re not replaced. Regular inspections to check for wear and tear, alignment, and tension can prevent unexpected breakdowns.

| Drainage Problems

Proper drainage is vital to prevent water damage and mold growth. Blocked or broken drain lines can lead to leaks and other serious issues. Regular checks and cleaning of the drain system can help with early detection and prevention.

| Inadequate Lubrication

Motors and bearings in the HVAC system need proper lubrication to run smoothly. Lack of lubrication can cause unnecessary friction, leading to wear and tear and reducing the system’s lifespan.

| Electrical Connection Issues

Loose or corroded electrical connections can lead to erratic performance and even potential fire hazards. A qualified commercial electrician should regularly inspect these connections to ensure safety and optimal performance.

| Duct Leaks

Duct leaks can cause a significant loss of airflow, leading to inefficiency and increased costs. Regular inspections of ductwork for leaks and proper sealing can make a substantial difference in performance.

| Ignition and Pilot Control Problems

Issues with ignition or pilot control can cause intermittent or no heat during the cold months. Regular inspection of these components, especially before winter hits, will help ensure that the heating system is ready to perform when needed.

| Lack of Regular Professional Inspection

The absence of a regular, comprehensive inspection by a skilled HVAC technician can lead to many of these issues going unnoticed. A professional eye can catch problems early, diagnose underlying causes, and ensure that the system is operating at peak efficiency.

| Final Thoughts

Effective HVAC maintenance isn’t just about addressing current issues. It’s a holistic process that combines proactive strategies, cutting-edge technology, and a pinch of old-fashioned vigilance. With the potential repercussions ranging from uncomfortable building occupants to significant costs, there’s no overstating the importance of a well-maintained system.

Your facility deserves the best care and attention. With the right tools, strategies, and partnerships, you can ensure that your HVAC system remains a reliable cornerstone of your facility’s infrastructure.

AAA Facility Services is an experienced, full-service construction, plumbing, electrical, and repair & maintenance firm licensed to service HVAC systems. Contact us today to learn more about our services.