CAMT Practice Exam – Complete Prep Guide

Regular inspection of air filters is essential for ensuring optimal HVAC performance. Air filters play a critical role in trapping dust, dirt, and allergens from the air circulating through the system. When filters become clogged or dirty, they lead to restricted airflow, which can cause the HVAC system to work harder than necessary. This not only reduces energy efficiency but also increases wear and tear on system components, which can lead to costly repairs or premature system failure.

Maintaining clean air filters also promotes better indoor air quality, making the environment healthier for occupants. Ideally, filters should be checked and replaced regularly, depending on usage and manufacturer recommendations.

While other tasks, such as checking refrigerant levels, adjusting blowers, and calibrating thermostats, are also important for HVAC maintenance, they typically do not need to be performed as frequently as air filter inspection. A routine check of air filters is a straightforward and effective maintenance task that directly impacts the overall efficiency and failure rates of an HVAC system.