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ADRIUM Service Solutions
(925) 999-4095 · San Ramon, CA · CSLB #1136642 · BBB A+

MITSUBISHI · DUBLIN

Service · All Mitsubishi Models

Mitsubishi Ductless Mini-Split & Heat Pump Repair · Dublin, CA

Mitsubishi ductless service in Dublin, newer subdivisions and older homes west of the freeway.

  • $75 diagnostic (waived with repair)
  • Same-day best effort
  • CSLB #1136642
Call (925) 999-4095

Mitsubishi in Dublin

Mitsubishi heating and cooling in Dublin.

Dublin splits between newer east-side subdivisions and older homes west toward the original downtown. Mitsubishi ductless shows up on bonus rooms, lofts, and offices where the builder's central system was sized tight. We service M-Series and MXZ multi-zone across both ends of town.

This is inland Tri-Valley, hot in summer. The newer homes are often two stories with a warm upstairs the central system struggles to hold, which is exactly where a ductless head earns its keep. We get both capacity and single-zone calls through the warm season.

We completed Mitsubishi factory training and read the fault code first. On a tight builder install the line routing matters, so I check it before condemning a board or a sensor.

Common repairs we do

What we close on the truck.

  • Upstairs loft head can't hold the heat upstairs. Two-story Dublin homes run hot upstairs. A loft head falling behind in summer is usually low on charge or undersized for the heat gain. We verify sizing and charge and clean the coil before pricing parts.
  • One zone down on a multi-zone, others fine. A single dead room with the rest working points to that head's control board or thermistor, not the outdoor unit. We read the blink code and repair that head.
  • Outdoor fan or coil fault in peak heat. On a hot day a high-pressure fault can shut the unit down. We check the condenser coil and outdoor fan motor and confirm charge. A dirty coil is the common trigger in summer.

Models we service

Mitsubishi product lines.

  • Ductless mini-splits (M-Series)
  • Multi-zone systems (MXZ)
  • Hyper-Heat (H2i) heat pumps
  • Ceiling cassettes
  • Concealed-duct air handlers

Pricing and warranty

What it costs. What we stand behind.

  • $75

    Diagnostic visit. Waived when you book the repair with us.

  • Written

    90 days on consumables, 1 year on major parts, 2 years on sealed-system rebuilds. Quoted in writing before work starts.

  • CSLB

    #1136642. Bonded and insured. We file warranty paperwork when applicable.

Nearby cities

Mitsubishi service in neighboring cities.

FAQ

Mitsubishi in Dublin questions, answered.

  • How close is Dublin to your San Ramon base?
    Close. We are in San Ramon and Dublin is a short run down the 680. We also serve Pleasanton, San Ramon, and Livermore nearby, so Dublin sits right on our Tri-Valley routes with no trip charge.
  • My upstairs head can't keep the second floor cool. Is it broken?
    Not necessarily. Upstairs runs hot in these homes, so a head that is undersized or low on charge falls behind. We check sizing, charge, and the coil before deciding the head itself has failed.
  • One room stopped working but the others are fine. New outdoor unit?
    No. With the other zones running, the outdoor unit is fine. A single dead room is that head's board or sensor, which we confirm by code and replace at the head.

Need Mitsubishi service in Dublin?

Tell us what is broken. We will quote it.

Call (925) 999-4095
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Andrew will call you back during business hours to confirm the visit.