From the hallway, a furnace that will not heat looks the same no matter what broke. Inside the cabinet, though, everything happens in a strict order: inducer on, pressure switch closed, igniter glowing, gas valve open, burners lit, flame proven, and finally the blower sending heat through the house. Most of the diagnosis comes down to finding the broken link. In Albany homes, it tends to be the same handful of culprits: a flame sensor coated in oxide, a hot surface igniter cracked by thermal cycling, a pressure switch held open by a tired inducer or a plugged condensate trap, or a control board with a burned relay.
For air conditioning breakdowns, see AC Repair.
Signs You Need Furnace Repair in Albany
Recognizing the warning signs early can save you time and money. Watch for these telltale signs:
- Frequent on-off cycling that never reaches the thermostat setting
- The igniter glows and clicks, yet no flame ever appears
- Yellow, wavering burner flames where they should be sharp blue
- Squeals, scrapes, or grinding noises behind the blower door
- A fan that keeps running while the registers blow cool air
- Water, rust stains, or black soot around the flue or cabinet
- Booming or banging at light-off from delayed ignition
- Burners light, run a few seconds, then shut down repeatedly
Act Before It Gets Worse
Most HVAC failures start small, a weak capacitor, a squealing blower, a system that runs a little longer each week. Call (518) 201-6185 at the first sign of trouble.
