Commercial Heat Pump Repair in Glendale, CA

Why Glendale businesses choose #1 AC Guys

We are a family business of 4th‑generation HVAC engineers serving Glendale, Los Angeles County, and nearby SoCal markets. With 80+ years of combined engineering experience, we excel at large and complex commercial heat pump systems where precision matters: diagnostics, longevity, efficiency, and indoor air quality. Our factory training with Mitsubishi Electric, Fujitsu, Midea, Gree, and Haier means we understand advanced controls, multi‑zone designs, and real‑world service strategies that keep your system stable and your tenants happy.

Systems we repair and optimize

• Rooftop packaged heat pumps (single and multi‑zone)
• VRF/VRV heat recovery and heat pump systems
• Ductless and ducted split heat pumps (mini‑split and multi‑split)
• Water‑source and air‑source commercial heat pumps
• Economizers, ventilation, and demand‑control ventilation integration
• Smart and BMS controls, thermostats, and sensors

We service leading brands including Mitsubishi Electric, Fujitsu, Gree, Midea, Haier, as well as Trane, Carrier, Lennox, Daikin, York, and more.

Fast, accountable repair process

1. Dispatch and arrival window that respects your operations.
2. Code‑compliant diagnostics with detailed root‑cause reporting.
3. Clear options: immediate repair, stabilization, or phased plan.
4. Transparent pricing and approvals—no surprises.
5. Precision repairs with OEM‑grade parts where required.
6. Performance verification: temperature split, airflow, and controls.

Mission: healthy air for a healthier workplace

Great repairs don’t stop at “running again.” We tune systems for clean, healthy air—because better IAQ supports productivity and well‑being. Expect coil sanitation, condensate management, correct refrigerant charge, calibrated airflow, and recommendations for filtration and ventilation improvements (MERV upgrades, economizer checks, outdoor air verification).

Common commercial heat pump issues we solve

• Hot/cold spots, poor dehumidification, or unstable temperatures
• Short cycling, iced coils, tripped breakers, or fault codes
• Refrigerant leaks, compressor or fan failures
• Defrost and reversing valve problems
• Economizer and ventilation imbalances affecting IAQ
• Controls, sensor, and communication errors in multi‑zone systems

Emergency and same‑day availability

When comfort or operations are at risk, we mobilize quickly. Ask about priority service for property managers and facilities teams—ideal for critical spaces such as medical suites, restaurants, and server rooms.

Preventive maintenance tailored to Glendale properties

Reduce breakdowns and energy waste with proactive service plans. We schedule seasonal visits that include: electrical and refrigerant checks, coil cleaning, filter strategies, drain maintenance, economizer inspection, and controls calibration. You’ll receive reports with actionable insights and budget forecasts.

Industries we serve

• Office buildings and coworking spaces
• Retail and mixed‑use
• Restaurants and hospitality
• Medical, dental, and wellness
• Schools and places of worship
• Multifamily, HOA, and property management

Service area

Based in Greater Los Angeles, we proudly serve Glendale and all of Los Angeles County, with extended coverage in Orange County, Ventura County, and Western Riverside County.

What to expect on cost

We use straightforward, transparent pricing. After diagnostics, we present fixed options so you can decide between immediate repair, stabilization, or phased solutions aligned with your budget and building priorities. For recurring clients, we can standardize rates and response times.

Engineered for complex projects

Large multi‑zone VRF/VRV systems, mixed equipment across tenants, and strict IAQ targets are where we shine. Our engineering‑first approach delivers higher reliability, lower lifecycle cost, and better comfort.

Ready to restore comfort in Glendale?

Keep your occupants comfortable and your business productive with #1 AC Guys. Contact us today for expert Commercial Heat Pump Repair in Glendale, CA—and get healthier air, dependable performance, and unmatched accountability from a fourth‑generation team.