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

If your heater isn’t working, try simple checks first, then call for 24/7 repair. We service furnaces, boilers, and heat pumps in Dayton, Mason, and nearby.

• Set thermostat to Heat and raise the setpoint; replace thermostat batteries.
• Confirm the furnace switch and circuit breaker are on.
• Replace a dirty air filter.
• For heat pumps, clear snow or debris from the outdoor unit.
• Note any error lights or unusual sounds.
• If it still won’t run or heat, schedule diagnostics.

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

Need help in Mason, OH? Call (326) 356-0025 or book online.

Internal link: See our Dayton heating services page. https://www.summersphc.com/dayton/