Furnace Won't Ignite: Find Where the Startup Stops
Furnace clicking but not lighting? Follow a technician's startup sequence, from power and inducer to igniter, gas and flame sensor, then call 612-429-3465.
Read the guide
New Brighton furnace calls get a $79 trip charge, and we waive it once you approve the repair; the written price comes before we touch anything. In split-levels, lint from the dryer next door loads filters and trips the high limit.
In a New Brighton split-level, the furnace usually sits in the lower-level utility room a few feet from the dryer and the laundry tub. That neighbor causes trouble. Lint drifts into the return and the burner compartment, filters load up faster than the calendar says, and a starved furnace trips its high limit on the coldest nights. Drum humidifiers hung on the supply plenum are common here because the houses run dry, and when one's water line or drain leaks, the drips land on the control board or the inducer below.
On a 1950s or 1960s rambler already on its third furnace, the flue deserves a look too. A furnace and water heater sharing an aging chimney can spill exhaust when the draft weakens, so draft and carbon monoxide are worth testing at both appliances. No-heat calls get priority.
Updated October 27, 2026
National averages (HomeGuide, 2026), not our prices: a flame sensor $80–$250, a pressure switch $150–$400, a limit switch $100–$375. More in the furnace repair cost guide.
Symptom guides: Burning smell · Red tag · Carbon monoxide · Blowing cold air · Signs your furnace needs a technician
They can be. Dryer lint rides the room air into the furnace return and packs the filter and blower wheel faster than you'd expect. Less airflow means the heat exchanger runs hot, the high-limit switch opens, and the burners shut down until things cool. Check the filter and the dryer's vent connection first. If the furnace still cycles off with a clean filter, the limit, blower or motor needs testing.
Yes. A worn water panel, a clogged drain line or a loose saddle valve can drip onto the control board, inducer or wiring mounted below the humidifier. Water on a board can leave the furnace dead or throwing codes that don't match any real fault. We repair the furnace first, then rebuild or reroute the humidifier plumbing so the next leak can't land on the electronics.
Furnace clicking but not lighting? Follow a technician's startup sequence, from power and inducer to igniter, gas and flame sensor, then call 612-429-3465.
Read the guideThe inducer motor is the small fan that starts first and pushes exhaust out the vent. Noises and codes of a failing one, repair vs replace, and cost.
Read the guideFurnace brands for a Minnesota winter by tier: Carrier, Trane, Lennox, Rheem, Goodman and Amana, what matters more than the badge, and $4,500–$9,500 installs.
Read the guideHeat out? AC quit? Call or send a request.