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What Should I Do If My Heater Is Not Working in My House?

Start with quick checks, then call Emerald Heating & Cooling for 24/7 live answering and fast heating repair. We service furnaces, boilers, and heat pumps on all makes and models across Buffalo and nearby.

  • Set thermostat to Heat and Auto; replace batteries.
  • Confirm the furnace/boiler power switch is On.
  • Reset tripped breaker; check GFCI outlets if used.
  • Replace a clogged air filter; open supply/return vents.
  • Reseat the furnace door; check the condensate drain.
  • For older units, ensure the gas valve is On and pilot lit.

Updated: 2025-12-29 00:00:00


Need help in Hamburg, NY? Call (716) 216-5332 or book online. "Alex was super helpful and was able to quickly diagnose and fix our heating right away!" — Alex A.

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