Commercial Air Chiller Repair in Los Angeles

#1 AC Guys delivers specialized Commercial Air Chiller Repair in Los Angeles for buildings that can’t afford downtime. Whether you run a Class A office, healthcare facility, hotel, retail center, or light industrial plant, our engineers restore stable cooling, safeguard indoor air quality, and help you control operating costs. As a fourth-generation family business with 80+ years in engineering, we combine disciplined problem-solving with field-proven practices to solve complex chiller issues the first time.

We are factory-trained at Fujitsu (Japan), Mitsubishi Electric (Thailand), Midea (China), Gree (China), and Haier (China). That foundation, paired with advanced diagnostics and data-driven commissioning, lets us pinpoint root causes quickly—so your system runs reliably and efficiently. From Los Angeles County to Orange County, Ventura County, and Western Riverside County, our team is ready to help.

What we repair and optimize

• Air-cooled and water-cooled air chillers (scroll, screw)
• Process chillers for manufacturing and specialized cooling
• Chilled water pumps, expansion tanks, and hydronic piping
• Cooling towers, condenser water loops, and water treatment coordination
• Controls, sensors, safeties, and BMS/BAS integrations
• VFDs, soft starters, contactors, and power quality issues
• Heat exchangers, coils, valves, and actuators

When to call our Los Angeles commercial chiller team

• Frequent trips, alarms, or nuisance lockouts
• Poor cooling capacity, temperature swings, or hot spots
• High head pressure, low suction, or unstable superheat/subcooling
• Unusual vibration, bearing noise, or compressor short-cycling
• Elevated energy bills and declining kW/ton performance
• Water quality issues causing scaling or corrosion
• Recurring leaks, oil migration, or refrigerant charge concerns

Our engineered repair process

• Listen and baseline: interview onsite staff, review alarms, trend data, and maintenance history
• Safety and code check: lockout/tagout, verify ventilation, electrical, and Title 24/ASHRAE considerations
• Advanced diagnostics: instrumented readings, controls review, and step-by-step fault isolation
• Clear scope and pricing: prioritized options to get you back online fast and within budget
• Precision repair: OEM-grade parts, best-practice brazing, evacuation, charging, and verification
• Optimization: setpoints, staging, VFD tuning, water balance, and BMS coordination
• Proof of performance: post-repair benchmarks and a written report you can share with stakeholders

Need fast action? Ask about priority scheduling for critical facilities. We provide transparent communication from first call to final sign-off, so you always know status, cost, and expected outcomes.

Why #1 AC Guys

• Four generations of engineers with 80+ years in engineering—built for complex, large-scale work
• Factory-trained at Fujitsu (Japan), Mitsubishi Electric (Thailand), Midea (China), Gree (China), and Haier (China)
• Commercial focus: air chillers, chilled water systems, and process cooling
• Rapid, accurate diagnostics that reduce repeated call-backs and downtime
• Energy-minded repairs to improve efficiency and extend equipment life
• Clear pricing, documented results, and a written workmanship warranty
• Mission-driven: healthier indoor air for healthier living and working

Service area

We proudly serve Los Angeles County as well as neighboring Orange County, Ventura County, and Western Riverside County. If your facility sits near the county border, call us—our dispatch can often accommodate extended coverage for critical commercial and industrial chiller needs.

Preventive maintenance and optimization

Beyond emergency chiller repair, we offer maintenance plans designed to stabilize performance and minimize total cost of ownership.

• Seasonal inspections, oil analysis, and vibration checks
• Tubes and coil cleaning to restore heat transfer
• Refrigerant integrity: evacuation, dehydration, and precision charging
• Leak detection and remediation to protect capacity and the environment
• Water treatment coordination to reduce scaling, fouling, and corrosion
• Setpoint and control strategy tuning for real-world operating conditions
• Performance benchmarking (kW/ton) and energy-saving recommendations

Proactive care pays back through stable capacity, lower energy bills, and fewer surprises. We align maintenance with your facility schedule to limit disruption.

Industries we support

• Commercial offices and mixed-use buildings
• Healthcare clinics and medical offices
• Hospitality and entertainment venues
• Retail centers and grocery
• Education and municipal buildings
• Light industrial and process cooling

Healthy air, healthy operations

Our mission is simple: healthy indoor air for healthy living. Reliable chillers support stable humidity and temperature—key factors in comfort, productivity, and equipment protection. Every repair and optimization we perform reflects that mission.

Get a quote

If you’re searching for Commercial Air Chiller Repair in Los Angeles or nearby counties, contact #1 AC Guys. We’ll assess your system, present clear options, and get your cooling back on track—safely, efficiently, and with engineered precision.