20% Todays special Deal in your city
Rialto, CA
20% Todays special Deal in your city
+1 (213) 444-4223
When your Gree VRF/VRV system goes down, your business can’t wait. #1 AC Guys brings 80+ years of mu...
95% of clients recommend us
We offer a wide range of HVAC services catered to both residential and commercial clients. Even the all-powerful Pointing has no control about the blind texts.
#1 AC Guys is the team Rialto facilities trust when precision matters. As a fourth‑generation family of engineers with 80+ years of engineering experience, we specialize in restoring complex Gree VRF/VRV systems for offices, retail, hospitality, healthcare, and light industrial spaces. Our factory‑trained pros combine deep diagnostics with practical fixes that reduce downtime, stabilize comfort, and protect energy performance. From intermittent capacity loss to controller communication faults, we isolate root causes and correct them the right way—using manufacturer‑aligned procedures and high‑quality parts. Expect clear timelines, proactive updates, and a focus on healthier indoor air throughout your building.
Commercial VRF/VRV systems are only as reliable as the engineering behind their service. Our team uses a methodical, data‑driven approach to troubleshoot Gree equipment: electrical testing of inverter boards and compressor windings, sensor validation, subcooling/superheat analysis, electronic expansion valve checks, and controller/network communication audits.
We document findings clearly, prioritize safety and system health, and align repairs with Gree VRF/VRV design intent to maximize longevity.
We understand the cost of lost comfort and productivity. Our repair plans are built for business continuity: staged work to keep zones online, strategic parts replacement, and verification under real operating conditions. When feasible, we offer after‑hours scheduling to minimize disruption.
Every repair is validated with performance metrics, not guesswork.
Our engineers trained at the factory with Gree (China) and are also trained with Fujitsu (Japan), Mitsubishi Elektrik (Thailand), Midea (China), and Hier (China). This cross‑platform experience helps us resolve complex, multi‑variable issues in modern VRF/VRV architecture while staying aligned with Gree service procedures.
Our mission is healthy indoor air for a healthy life. Beyond restoring capacity, we address IAQ factors that impact occupant wellness and asset performance—coils, filtration strategies, ventilation balance, and controls tuning—to help stabilize humidity and improve overall comfort.
We are a Southern California family business serving Greater Los Angeles and nearby areas with fast dispatch to Rialto and neighboring communities across the western Inland Empire and Western Riverside County, as well as Los Angeles County, Orange County, and Ventura County.
You get transparent communication at every step and solutions designed to last.
We offer maintenance programs that target the realities of commercial operation. Expect meticulous coil care, drain management, firmware and controller updates, terminal checks, torque verification, and periodic performance baselining so small drifts don’t become major failures.
Office parks, retail centers, hospitality venues, healthcare clinics, education, logistics offices, and mixed‑use properties—all with unique schedules, compliance needs, and comfort expectations. We adapt our repair plans to your occupancy and operational priorities.
Get your Gree VRF/VRV system back to peak performance with a partner who treats your building like a mission—because it is. Contact #1 AC Guys today to schedule commercial repair service in Rialto.
We offer a wide range of HVAC services catered to both residential and commercial clients. Even the all-powerful Pointing has no control about the blind texts.
We offer a wide range of HVAC services catered to both residential and commercial clients.
We offer a wide range of HVAC services catered to both residential and commercial clients.
