24/7 Emergency Service
(650) 567-5385
P
Palo AltoHVAC
Same-Day in Palo AltoCSLB #1082456★ 4.9 / 847 reviews

Furnace Repair in Palo Alto, CA

Licensed CSLB #1082456 HVAC contractor providing furnace repair to Palo Alto homes since 2015. Same-day dispatch, all major brands, EPA-certified technicians, flat-rate pricing.

Furnace Repair for Palo Alto, Santa Clara County Homes

Furnace Repair work in Palo Alto runs differently than the same service in a tract suburb. 1950s ranches in Midtown and Barron Park. Our technicians have completed hundreds of furnace repair jobs specifically in this housing stock and the Ventura area, so we recognize the patterns most contractors miss the first time around.

Local consideration we always check first in Palo Alto: Palo Alto Utilities (CPAU) provides electric service and runs its own electrification rebate programs separate from PG&E

Bay Area winters are mild, but when a furnace fails on a 38°F January morning in Atherton or Hillsborough, it becomes urgent fast — especially with infants, elderly residents, or temperature-sensitive equipment in the home. Our techs are trained on natural gas, propane, and electric furnaces from every major manufacturer, including the older 80% AFUE atmospheric units common in 1970s-1990s Bay Area construction and the newer 95-98% AFUE condensing models in current housing. Every gas furnace repair includes combustion analysis and carbon monoxide testing.

Palo Alto is our home base — our office at 716 San Antonio Rd serves as the dispatch center for our entire Silicon Valley operation. We've completed over 4,200 installations and 11,000+ service calls within Palo Alto city limits since 2015. The city's housing stock is exceptionally diverse: pre-WWII Craftsman in Professorville sit blocks from 1955 Eichlers in Greenmeadow, blocks again from 1970s split-levels in South Palo Alto.

A furnace repair pattern we see often in Palo Alto

Symptom: Furnace short-cycling

Cause: Dirty flame sensor (most common), failing limit switch, oversized furnace, restricted airflow, draft issue

What we do: Flame sensor service, limit testing, airflow check — typical $200-$450

Why Palo Alto Chooses Us for Furnace Repair

  • Same-day dispatch within 35 miles of Palo Alto
  • 24/7 emergency service with typical 1-2 hour response
  • Combustion analysis with CO testing on every gas furnace job
  • Borescope heat exchanger inspection when symptoms warrant
  • OEM parts where available; warrantied OEM-equivalent alternatives clearly disclosed
  • Gas leak testing after every gas-side repair
  • Diagnostic fee waived when repair is approved

Local Considerations for Furnace Repair in Palo Alto

Palo Alto\'s housing stock and local conditions create specific furnace repair considerations:

  • Eichler homes lack attic and crawlspace, making forced-air retrofit difficult — mini-split heat pumps and high-velocity small-duct systems are the typical solutions
  • Older homes in Professorville and Crescent Park have undersized return air pathways and need return upgrades during AC installation
  • Mature trees throughout the city drop debris that clogs condenser coils — coil cleaning is recommended every 2-3 years
  • Palo Alto Utilities (CPAU) provides electric service and runs its own electrification rebate programs separate from PG&E

Common Furnace Repair Issues in Palo Alto

Furnace won't turn on / no heat

Cause: Failed hot surface igniter, dirty flame sensor, bad inducer motor, low gas pressure, control board failure

Fix: Sequential diagnostics — typical $180-$650 depending on root cause

Furnace short-cycling

Cause: Dirty flame sensor (most common), failing limit switch, oversized furnace, restricted airflow, draft issue

Fix: Flame sensor service, limit testing, airflow check — typical $200-$450

Yellow or sooty flame

Cause: Insufficient combustion air, blocked flue, dirty burners, cracked heat exchanger

Fix: Combustion analysis to determine cause; could be simple cleaning or could indicate replacement-grade safety issue

Loud or rumbling startup

Cause: Delayed ignition from low gas pressure or dirty burners, debris in burner box

Fix: Burner cleaning, gas pressure adjustment — typical $200-$420

Cold air from vents during heat call

Cause: Furnace lockout from failed sensor, blower running but burners not firing, reversing valve issue (heat pumps)

Fix: Sequential diagnostic — varies

Our Furnace Repair Process for Palo Alto Homes

01

Emergency Dispatch

Call our 24/7 line and we have a tech on the way — typical response 1-2 hours during business, 1-3 hours after-hours.

02

Safety + Diagnostic

Combustion analysis, CO testing, gas pressure verification, electrical sequence test. Identifies the failure quickly.

03

Approved Repair

Flat-rate written quote presented before any work. Approved repairs use OEM-spec parts from the truck or sourced same-day from local supply.

04

Verification

Multiple cycle test, final combustion analysis showing safe CO levels, gas leak test on any gas-side work, walkthrough.

Furnace Repair Pricing in Palo Alto

Typical furnace repair cost in Palo Alto: $149 – $1 500 per repair. We charge the same flat-rate pricing across all of Silicon Valley — no premium for Santa Clara County zip codes. Most jobs complete in 1-3 hours for most repairs.

Furnace Repair in Palo Alto — FAQ

How much does furnace repair cost in Palo Alto?

Furnace Repair pricing in Palo Alto typically runs $149-$1 500 per repair. Pricing is consistent across our service area — we don't charge premium rates for premium ZIP codes. Every quote is flat-rate, written, and provided before work begins.

How fast can you respond for furnace repair in Palo Alto?

Standard dispatch to Palo Alto is 1-2 hours during business hours (8 AM – 8 PM) and 1-3 hours for after-hours emergency calls. We're based in Palo Alto and Palo Alto sits within our 35-mile primary service area, so parts and crew are nearby.

Do you handle Title 24 paperwork for Palo Alto furnace repair?

Title 24 documentation is primarily required for new installations. For furnace repair repair work in Palo Alto, no Title 24 paperwork is typically needed unless the repair triggers component replacement subject to HERS verification (refrigerant charge, duct sealing).

What furnace repair brands do you service in Palo Alto?

We are factory-trained on Carrier, Daikin, and Mitsubishi Electric for furnace repair, and service all other major brands in Palo Alto: Trane, Lennox, Rheem, Goodman, American Standard, Bryant, York, Ruud, Amana, Coleman, LG, Heil, Maytag, Fujitsu. OEM parts where available, with appropriate aftermarket alternatives clearly disclosed for older equipment.

Are you licensed for furnace repair work in Santa Clara County?

Yes. California State Contractors License Board (CSLB) license #1082456 — valid statewide for HVAC work. EPA Section 608 universal certification (EPA-2015-CA-0847) for refrigerant handling. $2 million general liability insurance and California workers compensation coverage. Bonded per CA Business & Professions Code §7071.

Furnace Repair Reviews — Palo Alto Customers

4.9from 109 reviews

Recent furnace repair jobs in Palo Alto and Santa Clara County

J
James O.
★★★★★

No-heat call on a cold January night in Atherton. Hot surface igniter was cracked. Tech had the part on the truck and we had heat back in 40 minutes. Fair after-hours pricing.

P
Priya M.
★★★★★

Our Lennox furnace was short-cycling and the flame sensor kept dropping out. They cleaned and replaced it, then ran a combustion analyzer to verify everything was burning clean. Carbon monoxide reading was zero, which gave us peace of mind.

E
Eleanor B.
★★★★★

Heat pump conversion at our Old Palo Alto home. They engineered around our radiant slab and we kept it as backup. Two days from old equipment out to new system commissioned. TECH Clean rebate handled.

W
Wesley K.
★★★★★

Same-day AC repair in Crescent Park during a 95° stretch. Failed capacitor, had it on the truck, fixed in under an hour. The dispatcher kept me updated on the tech's ETA which was nice.

Furnace Repair in Palo Alto Today

Same-day dispatch · Free quotes on installations · CSLB #1082456 · 4.9★ from 847 reviews

100% Satisfaction Guaranteed | Free Estimates | Factory-Certified Parts