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

MITSUBISHI · LOS ALTOS

Service · All Mitsubishi Models

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

Mitsubishi ductless service in Los Altos, ranches and Eichlers that want quiet, zoned comfort.

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

Mitsubishi in Los Altos

Mitsubishi heating and cooling in Los Altos.

Los Altos is mostly 1950s and 1960s ranches plus Eichlers on flat, treed lots. Many have no good duct path, especially the Eichlers with their slabs and flat roofs, so Mitsubishi ductless is a clean fit for cooling and supplemental heat. We service M-Series heads and MXZ multi-zone across town.

South Bay climate brings warm, dry summers, so cooling load is real here. Owners choose Mitsubishi for the quiet heads and per-room control, and they call us when a zone drops out or a head falls behind in the heat.

We completed Mitsubishi factory training and read the fault code first. On an Eichler or a treed ranch the install and outdoor coil condition matter, so I check those before quoting a part.

Common repairs we do

What we close on the truck.

  • Eichler head losing capacity through the glass. Eichlers have a lot of glass and flat roofs, so a head can fall behind on a hot afternoon. We check charge, line length correction, and the coil. Often it is charge on a long exposed-beam run.
  • Outdoor coil fouled on a treed lot. Los Altos lots are leafy, and leaves pack the condenser coil and drop capacity. We clean and comb the coil and verify the outdoor fan and charge so it can shed heat.
  • One zone dead on a multi-zone. A single dead room with the others running is that head's board or thermistor, not the outdoor unit. We confirm by the blink code and repair that head.

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.

FAQ

Mitsubishi in Los Altos questions, answered.

  • How does scheduling work for Los Altos from San Ramon?
    We are based in San Ramon and run the Peninsula and South Bay on planned routes. Los Altos sits by Los Altos Hills, Mountain View, Menlo Park, and Palo Alto, which we also serve, so we batch those and give a firm window.
  • My Eichler has no ducts. Can Mitsubishi cool and heat it?
    Yes. Ductless is one of the cleaner ways to add comfort to an Eichler. We mount M-Series heads for the open plan and route line sets without cutting the beam ceilings, and run a heat pump for both seasons.
  • One room stopped cooling but the rest are fine. Bad outdoor unit?
    No. With the other zones running, the outdoor unit is healthy. A single dead room is that head's own board or sensor, which we confirm by code and replace at the head.

Need Mitsubishi service in Los Altos?

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.