BIG H & A | HVAC and Appliance Repair Company

Rooftop Package Unit Repair

Fast, Licensed, and Reliable Rooftop Unit Repairs — Backed by Warranty !

 Emergency repair of rooftop HVAC units across California

  • Fixing all issues: refrigerant leaks, overheating, weak airflow, no startup
  • Servicing Carrier, Lennox, Trane, Goodman, York, and more
  • Same-day dispatch — fully equipped service vehicles
  • Licensed: California C-20 #1137826 — all work meets state and Title 24 codes
  • 1-year warranty on labor and replaced parts
  • Up to 10 years manufacturer warranty on components
  • Upfront pricing — no hidden fees

We know why we’re the best choice — 100 reasons to pick us, and not a single one against.

How we work:

1-year warranty on labor and replaced parts

Up to 10 years manufacturer warranty on components

Licensed: California C-20 #1137826 — all work meets state and Title 24 codes

Title 24 compliant — meeting energy and construction standards

What’s Included in Rooftop Unit Repair

What’s Included in Rooftop Unit Repair:

  • Full diagnostics and system inspection
  • Replacement of faulty or burnt-out components: control boards, relays, thermostats
  • Repair of compressors, fans, control panels, and sensors
  • Refrigerant pressure check, recharge, and leak sealing
  • Automation calibration, performance and temperature balancing
  • Filter, damper, and duct condition check
  • Final testing to ensure stable operation

Certified for refrigerants: R134a, R32, R410A, R407C, R22
Supported refrigerant types: R32, R454B, R410A, R407C, R22

Brands We Service

We specialize in most residential and commercial rooftop HVAC systems. We source original parts fast and know the details of each brand:

  • Carrier — high-efficiency commercial systems
  • Lennox — advanced energy-saving units
  • Trane — reliable units for all weather
  • Goodman — affordable and service-friendly
  • York — compact rooftop solutions
  • Also servicing: Rheem, Daikin, Bryant, and others

All repairs are performed by licensed technicians (C-20 #1137826).
1-year warranty on repairs and parts, and up to 10 years on eligible equipment.
We follow Title 24 and obtain all necessary permits.

Licensing, Codes, and Safety

We carry out every rooftop unit repair legally and safely:

  • California C-20 license #1137826 — certified qualification
  • Title 24 compliant — meeting energy and construction standards
  • Permits handled — we take care of all required documentation
  • Certified components and tools only
  • Annual technician recertification

We never cut corners or hide technical information.You know exactly what will be done and how.

Warranty & Equipment Support

  • We back our repairs with clear and honest warranties:

    • 1-year warranty on all repair work and replacement parts
    • Up to 10-year warranty on OEM components from manufacturers
    • OEM warranty maintained — we follow brand service standards
    After-repair service — consultations and warranty visits as needed

Why Choose Us

  • C-20 California License #1137826 — certified and verified
  • Same-day service — fast response and scheduling
  • Genuine OEM parts — Carrier, Trane, Lennox, and more
  • 1-year warranty on all work
  • 10-year warranty on manufacturer components
  • Honest pricing — no upsells, no hidden charges
  • Rooftop unit expertise — we know the challenges of rooftop HVAC systems

How to Schedule Service

Choose the easiest way to contact us:

  • Call us directly — we’ll explain the process and schedule your visit
  • Submit a form online — it takes just 1–2 minutes
  • Chat with us — real-time responses from our team
  • Book an appointment — reserve a time that works for you

We’ll confirm your request, show up on time, and start working immediately.


HVAC Repair | HVAC Installation | Refrigeration Repair | Appliance Repair

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