Ductless Mini-Split Repair in Mesa and Phoenix’s East Valley

For Honest 5-Star Mini-Split Repairs, Rusty’s Delivers

Rusty’s AC & Heating is Mesa’s most reliable HVAC contractor for mini-split repairs based on hundreds of raving 5-star reviews. We’re a family-owned business open 24/7 for all of your emergency repair needs, and we service ALL mini-split brands and models without exception.

  • Outstanding Prices

    We’ll beat any competitor quote by up to 20%!

  • Outstanding Reputation

    Rusty’s has earned a 4.9/5 star rating on Google

  • Outstanding Values

    We are a locally-owned and family-operated business

image description



We’re Open 24/7!

Rusty’s AC & Heating is open 24 hours a day, 7 days a week, for all of your emergency service needs. We don’t just aim for great service, we guarantee it.

Office Hours:

We are open from 6:00 AM to 8:00 PM, 7 days a week.

Service Area:

We’re headquartered in Mesa and service Phoenix’s East Valley

The Best Mini-Split Repairs in Town, Hands Down

Looking for a dependable contractor in the East Valley with fast response times and great reviews? Book your repair with Rusty’s for the win! No other contractor gives you more value for your dollar than Rusty’s AC & Heating, guaranteed.

  • Day-of-Service Call Reminders & Texts
  • Diagnostic Fee WAIVED with Repair ($89 Value!)
  • 95% of Repairs Completed Same-Day
  • ALL HVAC Brands & Models Repaired
  • Warranties for Repairs Available Up to 2 Years
  • 100% Satisfaction Guaranteed

How Much Does a Mini-Split Repair Cost in Mesa?

  • Low: $5,000
  • Average: $8,000
  • High: $12,000

What factors affect the cost of a mini-split repair in Mesa?

Replacement parts: Replacement parts aren’t always necessary. But when they are, they can add to the cost of your mini-split repair. Components like compressors, fans, and circuit boards vary in price and labor time required to change those parts out. The good news? Rusty’s will always be honest with you, and we’ll never charge you for a part you don’t need.

Valid warranties: If your ductless mini-split system is still under warranty, certain repairs or replacement parts may be covered. This can significantly reduce your out-of-pocket expenses. Our technicians are happy to look for any existing warranties on your system to save you as much money as possible on the repair.

Diagnostic fees: Rusty’s AC & Heating charges a standard diagnostic fee of $89 to assess and identify issues with your ductless mini-split system. However, as part of our commitment to customer satisfaction, we’ll waive the diagnostic fee if you complete the repair with us during normal business hours.

Special Offer

Book a diagnostic today and use this limited time coupon:

Take $50 Off Your Repair!

Request Diagnostic

Join Rusty’s VIP Plan and Say Goodbye to Unexpected Repairs

Rusty’s VIP Plan includes TWO annual tune-ups and safety inspections to keep your system running breakdown-free all year long. But we didn’t stop there. Our VIP Members also receive:

  • 10% Off

    10% Off ALL future heating & cooling system repairs

  • Up to 10% Off

    Up to 10% Off ALL new equipment purchases

  • 50% Off

    50% Off ALL trip charges and after-hour fees

…and MUCH, MUCH more!

Read About Out VIP Plan

VIP Membership Plan

Starting at $199/year Or $14.95/month

For A Single Unit System

Call 480-631-4244

“...a job perfectly done. Thanks guys!”

—Monika E.

“Highly recommend Rusty’s A/C and Heating! Rusty and Sean are top notch. Will recommend your services to all my friends. I really appreciate the work, attention to detail, customer service and a job perfectly done. Thanks guys!”

See more outstanding 5-star reviews on Google

Frequently Asked Questions About Mini-Split Repairs

Yes, in many cases, it is possible to add more indoor units to an existing ductless mini-split system. Ductless mini-split systems are designed to be modular and flexible, allowing for customization based on your heating and cooling needs.

Here are some key points to consider:

  • Compatibility: Check with the manufacturer or consult Rusty’s AC & Heating to ensure that your existing ductless mini-split system is designed to accommodate additional indoor units.
  • Capacity of the Outdoor Unit: The outdoor unit of a ductless mini-split system has a certain capacity, and adding more indoor units shouldn’t exceed this capacity. If you plan to add multiple indoor units, it’s crucial to ensure that the outdoor unit can handle the increased load.
  • Balancing the Load: Adding indoor units should be done strategically to maintain a balanced load. Proper distribution of indoor units ensures efficient heating and cooling throughout your space.
  • Zoning Considerations: Adding more indoor units allows for zoning, meaning you can control the temperature in different areas independently. This can enhance energy efficiency and customize comfort for various zones within your home.

Yes, common issues with the outdoor unit of a ductless mini-split can include:

  • Dirty or Blocked Coils: Accumulation of dirt, debris, or vegetation around the outdoor unit can obstruct airflow and reduce efficiency.
  • Refrigerant Leaks: Leaks in the refrigerant lines can lead to a decline in cooling performance and overall system efficiency.
  • Faulty Fan: A malfunctioning fan can impact heat exchange and cause the system to overheat or underperform.
  • Electronic Control Issues: Problems with electronic components, such as the control board or sensors, may disrupt communication between the indoor and outdoor units.
  • Condensate Drainage Problems: Issues with the drainage system can lead to water accumulation around the outdoor unit, potentially causing damage.

Regular maintenance, including cleaning coils and checking for refrigerant leaks, can help prevent some of these issues. If you notice any problems with the outdoor unit, call Rusty’s AC & Heating. You can also join our VIP Maintenance program for ongoing tune-ups and lots of other benefits!

The average lifespan of a ductless mini-split system is approximately 15 to 20 years. Several factors can influence the actual lifespan, including the quality of the unit and how often that unit is maintained. When considering replacement, key indicators include:

  • Frequent Breakdowns: If your ductless mini-split is experiencing frequent issues and requires frequent repairs, it may be more cost-effective to invest in a new system.
  • Reduced Efficiency: As the system ages, it may become less efficient, resulting in increased energy bills. Upgrading to a newer, more energy-efficient model could lead to long-term savings.
  • Lack of Replacement Parts: If finding replacement parts becomes challenging due to the unit’s age, it may be a sign that replacement is a more practical solution.

Regular maintenance can extend the lifespan of your ductless mini-split, but considering replacement when it becomes inefficient or unreliable is a wise decision.

Request a Service Visit with Rusty’s Today!