HVAC Diagnostic Services

Precision troubleshooting to keep your system running right—the first time.

What We Offer

Full-System Diagnostics: We inspect every part of your HVAC system to uncover issues affecting performance, efficiency, or safety.
Electrical Testing: From relays and fuses to transformers and capacitors, we test electrical circuits with precision instruments to ensure safe operation.
Airflow & Pressure Checks: Imbalanced airflow can strain your system and waste energy. We test duct pressure, fan performance, and vent flow rates.
Sensor & Thermostat Testing: We verify thermostat accuracy, sensor communication, and control logic to ensure proper responsiveness.
Refrigerant Diagnostics: Low refrigerant? Leaks? Improper charge? We’ll check levels and line condition to restore peak cooling performance.
Noise & Vibration Analysis: Unusual sounds may indicate worn bearings, loose components, or motor issues. We’ll pinpoint and address the cause.

Why Choose Lux Air for Diagnostics?

Fast, Accurate Results: We don’t guess. Our certified technicians use advanced tools and software to isolate issues quickly.
Transparent Reporting: You’ll receive clear explanations and a detailed overview of what’s working, what’s not, and why.
No Hidden Surprises: We communicate everything upfront—so you understand your system and options clearly.
Ready-to-Fix: Most diagnostics lead directly into fast repairs, minimizing downtime and hassle.
Safety Focused: We ensure all components are safe, especially in systems involving gas, high-voltage, or carbon monoxide risks.

What a Full Diagnostic Visit Covers

Area Checked	What We Look For
Air Handler / Furnace	Burners, blowers, wiring, sensors, and noise levels
Outdoor Unit / Condenser	Compressor function, coil condition, refrigerant charge
Thermostat	Calibration, responsiveness, and signal integrity
Ductwork	Pressure, airflow restrictions, and sealing issues

Book a Diagnostic Service Today

If your HVAC system is running oddly, making noise, or simply underperforming, our diagnostic service is the first step to restoring reliable comfort.

Call: (714) 599-2794

Email: info@luxair.com

Schedule a Diagnostic