🚨This may require urgent attention

Furnace Not Heating

Your furnace is running but not producing warm air

Call for Help: (650) 397-7060

🔍Common Symptoms

  • Furnace running but blowing cold air
  • House not reaching set temperature
  • Furnace cycles on and off quickly
  • No air coming from vents

⚠️Possible Causes

  • Dirty or clogged air filter
  • Thermostat malfunction
  • Pilot light out (older furnaces)
  • Ignition problems
  • Gas supply issues
  • Blower motor problems
  • Ductwork issues

What You Can Check Yourself

Before calling for service, you can safely check these things:

  1. 1Check and replace air filter
  2. 2Verify thermostat batteries and settings
  3. 3Check circuit breaker
  4. 4Ensure gas valve is open
  5. 5Check if other gas appliances work

📞When to Call a Professional

  • Smell of gas
  • Carbon monoxide detector alarm
  • Furnace not igniting
  • Strange noises or burning smells
  • Problem persists after basic checks
Call (650) 397-7060

24/7 emergency service available

Furnace Not Heating FAQs

Find answers to common questions about our services

Repair costs depend on the specific cause. A simple fix like replacing a filter might be minimal, while compressor or heat exchanger issues can be more significant. We provide upfront pricing before starting any work.
This can be urgent, especially in extreme weather or if you smell gas/burning. Call us immediately at (650) 397-7060.
You can try the basic troubleshooting steps above (filter changes, thermostat checks). However, for anything involving electrical, gas, or refrigerant, you should call a licensed professional.

Experiencing Furnace Not Heating?

Get expert diagnosis and repair from our experienced technicians.

24/7 Emergency Dispatch Available
Technicians available daily 8:00 AM - 8:00 PM