Do you actually come out to Piedmont, or is that too far from San Ramon?

Piedmont is a regular stop for us. San Ramon to Piedmont is a straight shot up 680 and across 580, and we schedule it the same as any East Bay city. No travel surcharge, no wait-list. We set a arrival window and we stick to it.

Is Tempstar equipment a reasonable fit for a Piedmont home, or should I be looking at a different brand?

Tempstar is built on the Carrier engineering platform, same as Heil and Comfortmaker. The core components come from the same supply chain. What you give up is the brand-name premium and the broader dealer network; what you get is solid Carrier-designed hardware at a lower price point. For a mid-century Piedmont home with existing ducts, it is a practical choice. If someone is pushing you toward Tempstar specifically because of a deep discount on the unit itself, just make sure the contractor is not cutting corners on the install, because that is where the long-term problems come from.

What does the $75 diagnostic fee actually include, and what kind of warranty do I get on the repair?

The diagnostic covers a full system check: fault codes pulled from the board, measurements on the relevant components, and a clear explanation of what failed and why. If you decide to go ahead with the repair, that $75 comes off the total. We hand you a written quote before anything is touched. Work we do carries a one-year parts and labor warranty, so if the same fault comes back within that window, we come back at no charge.

TEMPSTAR · PIEDMONT

Service · All Tempstar Models

Tempstar Heat Pump, AC & Furnace Repair · Piedmont, CA

Tempstar heat pump, AC, and furnace repair in Piedmont, where bay-influenced air and older duct systems keep us busy year-round.

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

Call (925) 999-4095

Tempstar in Piedmont

Tempstar heating and cooling in Piedmont.

Piedmont sits just above Oakland in the hills, and the housing stock reflects it: a lot of pre-war Tudors and craftsman homes that got central HVAC added later, often with duct runs shoehorned through floor cavities and tight attic kneewall spaces. The marine layer pushes damp air off the bay most of the year, and while summers here are milder than the Tri-Valley, you still get the inland heat spikes that make AC earn its keep. Tempstar equipment shows up mostly in mid-century and post-war homes that had whole-home systems put in by independent contractors who carried the ICP value-brand lineup rather than a big Carrier dealer.

When we diagnose a Tempstar here, we pull the board fault codes first and trace the sequence before we touch a part. On the gas furnaces that is usually a flame-sensor lockout or a pressure switch that reads a weak draft. On the heat pump condensers, we check the capacitor and contactor for wear, then look at the outdoor coil for corrosion. Piedmont is close enough to the bay that salt-laden air accelerates coil and contactor degradation on outdoor units facing west or southwest. We measure, we read, and we tell you what we found before anything gets replaced.

Bay Area HVAC Service, our HVAC division, runs out of San Ramon and covers Piedmont on a regular rotation. Diagnostic is $75, and that fee comes off the bill if you approve the repair. We give you a written quote before any work starts, so you know the number before we pick up a wrench. Our techs hold EPA Section 608 Universal certification, and the company is licensed under CSLB 1136642. Repairs carry a one-year warranty; if we install a new system, it carries a ten-year parts and ten-year labor warranty.

Common repairs we do

What we close on the truck.

Hot Surface Igniter Failure. The hot surface igniter on Tempstar gas furnaces is a silicon nitride or silicon carbide element that cracks with thermal cycling. You will hear the inducer start and the gas valve click, but no flame establishes and the furnace locks out after two or three tries. We verify voltage at the igniter, check for cracks under load, and swap the element if it is reading outside spec. A new igniter and a confirmed flame on the first call usually clears this same or next-day.
Flame Sensor Fouling and Nuisance Lockouts. A dirty flame sensor is one of the most common service calls we run on ICP-platform furnaces in the Inner East Bay. The sensor oxidizes and the board reads insufficient ionization current, so the valve closes after a few seconds of flame even though ignition was successful. The furnace lights, runs briefly, shuts off, and repeats until it hard-locks. We clean the sensor rod, recheck the microamp signal, and inspect the heat exchanger for anything that could contaminate the sensor again. If the rod is corroded through rather than just fouled, we replace it.
Condenser Capacitor and Contactor Wear. The run capacitor and contactor on Tempstar AC condensers are consumables, and the damp bay-influenced air that Piedmont sees most of the year speeds up contact pitting. Symptoms are a compressor that hums but does not start, a unit that trips the breaker, or an outdoor fan that spins down mid-cycle. We test capacitance with a meter, inspect the contactor face for pitting or heat damage, and replace what is out of spec. Both parts are on the truck and the repair is typically straightforward if caught before the compressor windings take heat damage from repeated failed starts.

Models we service

Tempstar product lines.

Gas furnaces (Ion and QuietComfort series)
Heat pumps and AC condensers
Variable-speed communicating systems
Air handlers and coils
Diagnostics, board and igniter repair, warranty work

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

Tempstar service in neighboring cities.

FAQ

Tempstar in Piedmont questions, answered.

Do you actually come out to Piedmont, or is that too far from San Ramon?

Piedmont is a regular stop for us. San Ramon to Piedmont is a straight shot up 680 and across 580, and we schedule it the same as any East Bay city. No travel surcharge, no wait-list. We set a arrival window and we stick to it.
Is Tempstar equipment a reasonable fit for a Piedmont home, or should I be looking at a different brand?

Tempstar is built on the Carrier engineering platform, same as Heil and Comfortmaker. The core components come from the same supply chain. What you give up is the brand-name premium and the broader dealer network; what you get is solid Carrier-designed hardware at a lower price point. For a mid-century Piedmont home with existing ducts, it is a practical choice. If someone is pushing you toward Tempstar specifically because of a deep discount on the unit itself, just make sure the contractor is not cutting corners on the install, because that is where the long-term problems come from.
What does the $75 diagnostic fee actually include, and what kind of warranty do I get on the repair?

The diagnostic covers a full system check: fault codes pulled from the board, measurements on the relevant components, and a clear explanation of what failed and why. If you decide to go ahead with the repair, that $75 comes off the total. We hand you a written quote before anything is touched. Work we do carries a one-year parts and labor warranty, so if the same fault comes back within that window, we come back at no charge.

Need Tempstar service in Piedmont?

Tell us what is broken. We will quote it.