HVAC Maintenance & Repair Services

At S T HVAC, we provide comprehensive HVAC maintenance and repair services to ensure your heating, ventilation, and air conditioning systems operate efficiently, safely, and reliably throughout the year. Our expert technicians help extend the life of your equipment, reduce energy costs, prevent unexpected breakdowns, and create a comfortable indoor environment.

Maintenance Services

Preventive Maintenance

•Scheduled inspections and servicing of HVAC systems to avoid equipment failure
•Cleaning of filters, coils, drain lines, and blower components for efficient airflow
•Checking refrigerant levels, thermostats, electrical connections, and control systems

Performance Optimization

•Calibration of system settings for optimal cooling/heating efficiency
•Lubrication of moving parts to minimize wear and energy consumption
•Air balancing to ensure uniform temperature and proper ventilation across all areas

Comprehensive System Inspection

•Detailed inspection of compressors, condensers, evaporators, AHUs, ductwork, and safety controls
•Identification of potential issues before they lead to major breakdowns
•Documentation of system condition and recommendation of corrective actions

Repair Services

Emergency Breakdown Repair

•24/7 trouble response for system failures or unexpected malfunctions
•Quick diagnosis and repair of electrical faults, gas leaks, compressor failures, thermostat issues, and more

Component Repair and Replacement

•Repair or replacement of worn-out parts such as motors, fans, sensors, belts, filters, valves, and control boards
•Use of genuine spares and manufacturer-recommended parts to ensure reliability and long-term performance

Refrigerant Leak Detection & Charging

•Detection and sealing of refrigerant leaks
•Evacuation, vacuuming, and proper gas charging as per system requirements

Why Choose Us?

Our commitment to excellence ensures that every installation meets the highest standards of quality and efficiency.

Qualified and certified HVAC technicians

Affordable Annual Maintenance Contracts (AMC)

Fast response time and professional service

Use of high-quality tools, diagnostics, and parts

Compliance with safety standards and manufacturer specifications

Detailed service reports and customer feedback support

Value-Added Services

System retrofitting and energy efficiency upgrades

Indoor air quality testing and duct cleaning

BMS & smart control system integration

Training and operational guidance for in-house staff

Ready to Schedule Service?

Balancing Comfort