Mini Split Repair

Mini split acting up? We'll fix it.

Expert ductless mini split repair across the Inland Empire & LA County — all major brands, accurate diagnostics, and most repairs finished in a single visit.

Call 626-777-4822 Schedule service

Same-day appointments most days · Open Mon–Sun · 8:00 AM – 6:00 PM.

Alex Air & Heating technician performing mini split repair in the Inland Empire & LA County

Same-day

Service available across the Inland Empire & LA County — call early and we'll do everything we can to get a tech out today.

Residential & Commercial

Ductless systems need specialized knowledge to repair correctly. From refrigerant issues and faulty sensors to drainage and electrical faults, our technicians diagnose and repair all major mini split brands so your zoned comfort is restored quickly.

What's included

All major ductless brands serviced
Refrigerant & sensor diagnostics
Drainage & condensate troubleshooting
Indoor & outdoor unit repair

Why choose Alex Air & Heating

Licensed & Insured

Honest, Upfront Pricing

Same-Day Service

Satisfaction Guaranteed

Backed by our warranty

Labor warranty 3 Years · Parts warranty 5 Years · Compressor warranty 7 Years. No hidden fees — you approve the price before we begin.

Why choose Alex Air & Heating

What you actually get when you call us.

Same-day appointments.

Call during business hours and we'll do everything we can to get a technician out the same day — with a real arrival window, not an all-day wait.

Upfront pricing, no surprises.

We diagnose, quote, and explain — then you decide. You approve the price before any work begins, with no hidden fees at the end.

Every make & model.

Our licensed technicians service all major HVAC brands, and our trucks are stocked to finish most repairs in a single visit.

How it works

Four steps. No surprises.

You call

Reach us at 626-777-4822. We'll book your appointment and share a real arrival window — not an all-day block.

We diagnose

A full system inspection — refrigerant, electrical, airflow and controls — to find the real root cause, not just the symptom.

You approve

You get an upfront, flat price before any work starts. Repair or replace? We give you the honest numbers.

We fix it

Most repairs are completed on-site the same visit. We test everything, clean up, and confirm your system is running right before we leave.

Related services

Round out your home comfort.

Popular services and plans homeowners pair with this one.

AC Repair

Fast, accurate air conditioning repair with honest, upfront pricing.

Learn more

AC Installation

Right-sized, high-efficiency AC installation done right the first time.

Learn more

Maintenance Membership

Just $199 per system per year — an annual tune-up, 10% off all repairs, no overtime fees and free filters.

See membership perks

Good to know

Mini Split Repair FAQs

Yes, our technicians are trained on all major ductless mini split brands and carry common parts for fast repairs.

Common causes include low refrigerant, a dirty filter, a faulty sensor or a drainage issue. We diagnose the real cause before any work begins.

It's often a clogged condensate drain line. We'll clear it and check for any related issues.

Yes, we repair both the indoor air handlers and the outdoor condenser of your ductless system.

Service area

Serving the Inland Empire & LA County.

Serving the Inland Empire, Los Angeles County & Surrounding Areas

Check your address

Do we cover your ZIP?

Not sure if you're in our area? Enter your ZIP above — we cover most of the Inland Empire & LA County.

Licensed & insured technicians
Honest, upfront pricing — no hidden fees
Same-day appointments often available

Prefer to talk? Call 626-777-4822

Where we workDon't see your city? Just ask.

19 cities across 4 regions

OntarioRancho CucamongaFontanaUplandMontclairRialtoRedlandsSan BernardinoRiversideCoronaEastvaleJurupa ValleyPomonaClaremontWalnutDiamond BarRowland HeightsChinoChino Hills

Locally owned & operated

An independent local team serving the Inland Empire & LA County.

Same-day appointments

Call during business hours and we'll do everything we can to dispatch a tech the same day.

Fast response times

We answer fast and show up when we say we will.

Need mini split repair?

Same-day service, honest pricing, and licensed technicians who get it right the first time.

Request Service Call 626-777-4822