Cupertino is across the bay from San Ramon. Do you serve it and how do you route?

We do. It is about 45 to 55 minutes from San Ramon depending on 680 and 280. We schedule Cupertino with our Sunnyvale, San Jose, Los Altos and Mountain View work so the trip is planned.

My Cupertino Eichler has almost no attic. Can a Lennox system fit?

It can, but it takes care. We often use a ductless or low-profile approach to avoid forcing air through impossible duct runs, and we measure static pressure before we quote.

Why does my communicating Lennox keep throwing codes?

Communicating systems flag real faults on the bus or the inverter drive. We read the actual code and trace it rather than swapping parts, then give you a written repair quote.

LENNOX · CUPERTINO

Service · All Lennox Models

Lennox Heat Pump, AC & Furnace Repair · Cupertino, CA

Lennox heat pump, AC and furnace repair in Cupertino, Eichlers and tract homes with tight comfort expectations

$75 diagnostic (waived with repair)
Same-day best effort
CSLB #1136642

Call (925) 999-4095

Lennox in Cupertino

Lennox heating and cooling in Cupertino.

Cupertino is South Bay, warmer than the Peninsula and with a real summer cooling season. The housing is a mix of 1950s to 1970s tract homes and a notable share of Eichlers with their flat roofs and radiant or limited ducting, plus newer infill. Lennox systems here range from standard ducted heat pumps to careful retrofits in Eichlers where there is little attic to work with.

Lennox high-efficiency equipment suits Cupertino owners who want quiet, efficient cooling, and the variable models do that well. I keep the caveat honest. Lennox is a proprietary, dealer-restricted parts ecosystem, so a communicating board or an inverter part takes longer and costs more than the Carrier or Trane equivalent. On a warm Cupertino afternoon that matters, so I diagnose tightly and order the correct part the first time.

ADRIUM Service Solutions runs HVAC through Bay Area HVAC Service. Andrew Kuznetsov, EPA 608 Universal, CSLB #1136642. $75 diagnostic waived with repair, written quotes, 7 days.

Common repairs we do

What we close on the truck.

Eichler retrofit ducting strain on Lennox blowers. Eichlers have little attic and long flat runs, so a Lennox blower fights high static and the motor or module wears early. I check static pressure and the duct path, not just the motor, so we solve the cause and not only the symptom.
Inverter heat pump fault codes on communicating systems. On Lennox communicating heat pumps we read inverter board fault codes that stop cooling. I pull the code and test the drive before ordering, because the inverter board is dealer-restricted and expensive to get wrong.
Condensate and float switch trips in tight Cupertino installs. Cramped Cupertino installs clog the drain and trip the Lennox float switch, shutting the system down in summer. I clear and flush the line and verify the float so you do not lose cooling on a hot day.

Models we service

Lennox product lines.

Gas furnaces
Heat pumps and AC condensers
Air handlers and evaporator coils
Variable-capacity and communicating systems
Packaged units

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

Lennox service in neighboring cities.

FAQ

Lennox in Cupertino questions, answered.

Cupertino is across the bay from San Ramon. Do you serve it and how do you route?

We do. It is about 45 to 55 minutes from San Ramon depending on 680 and 280. We schedule Cupertino with our Sunnyvale, San Jose, Los Altos and Mountain View work so the trip is planned.
My Cupertino Eichler has almost no attic. Can a Lennox system fit?

It can, but it takes care. We often use a ductless or low-profile approach to avoid forcing air through impossible duct runs, and we measure static pressure before we quote.
Why does my communicating Lennox keep throwing codes?

Communicating systems flag real faults on the bus or the inverter drive. We read the actual code and trace it rather than swapping parts, then give you a written repair quote.

Need Lennox service in Cupertino?

Tell us what is broken. We will quote it.