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A properly functioning HVAC is essential for a home’s comfort, safety, and efficiency. Without it, you are always at risk of emergency breakdowns at some unwanted times. Sometimes, your HVAC system has issues, and you don’t know. Poor maintenance, faulty components, or installation mistakes cause such issues. An HVAC inspection catches costly mistakes and fixes them before they develop into bigger problems.
This blog explores common HVAC issues home inspectors usually catch at first sight. It will help you avoid those mistakes.
This is the first thing HVAC inspectors usually catch. If filters are dirty and clogged, it means maintenance has been overlooked for at least the last three months. The consequences include poor indoor air quality, enhanced allergic reactions, and poor HVAC performance. The solution is filter replacement every 30 to 90 days, depending on filter quality.
The second component is the evaporator coils. They sit indoors in the air handler and capture dirt, grime, pet dander, pollen, and contaminants that bypass the filter's barrier. The disadvantages of clogged indoor coils include poor performance, increased wear and tear, higher utility bills, and energy wastage. The solution is to clean the coils once every year, though the actual frequency depends on the indoor environment and the extent of particulate matter.
Not only the evaporator coils but also the condensate coils can be clogged. The culprits can again be particles that somehow pass the physical barrier of air filters and get into the air handler. The system draws air, creating a pathway for these uninvited guests to join the drain line and sometimes the drain pan as well. Fungal colonies can also be the cause, which grow as a result of moisture in the setup. You can easily identify it via foul odors coming from the HVAC. The solution is cleaning that requires professional expertise and tools.
Short cycling refers to frequent on/off cycles. It usually happens when your HVAC is oversized, with more capacity than required. The cause can also include a failing air filtration system, low refrigerant levels, or electrical issues. The consequences of short-cycling include enhanced pressure on components, enhanced wear and tear, and performance issues. Home inspectors detect this through unusual operational patterns and by checking basic controls during the commissioning. After determining the cause, technicians take remedial steps by either repairing or replacing the faulty component.
HVAC performance doesn’t just depend on the equipment and size. Installation technique and installers are equally important. A slight mistake in the installation process can cost you hundreds of dollars later on. An outdoor unit in an incorrect place, indoor handlers installed mistakenly, or the thermostat being positioned near the heat source can affect HVAC performance and can push you towards expensive repairs. Home inspectors catch these costly mistakes at a glance and fix them, so you enjoy better comfort.
A properly sealed, insulated home keeps conditioned air confined exactly where it is needed. It prevents air leakage and energy wastage through cracks, gaps, and holes. For example, if the attic is not insulated, it brings heat from sunlight inside and escapes cold air outside. The result is more pressure on the components because your system is fighting a stronger source, which is either direct sunlight or the snowy atmosphere outside. Home inspectors detect poor insulation during their visit and give you a practical solution.
Your HVAC system has an average lifespan of 15 years. It doesn't mean all components will be in top condition for the entire period. Many HVAC components need replacement before the system reaches the end. Air filters, capacitors, contactors, blower motors, and thermostats are notable parts that need replacement before the system itself. Home inspectors detect these underperforming components, replace them, and revitalize the lost HVAC performance.
Small negligence and HVAC mistakes have costly consequences. A slight mistake during installation, neglected maintenance, aging components, or clogged coils—all these are captured instantly at a home inspector visit. The inspector, along with certified HVAC experts, recommends solutions to those concerns. Once you fix those issues, you notice significant improvement in your system’s performance and energy efficiency. This is why HVAC inspections are a must-have for every New Jersey home and business facility.
Contact Lehigh HVAC for a professional home HVAC inspection.
