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.
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Winsted furnace repair starts at a $79 trip charge, waived when you approve the repair. Older houses near Main Street often have a furnace too big for its ducts, which trips the limit switch and cycles off early.
Winsted's older houses near Main Street and the lake have basement furnaces that have been replaced more than once on the same ductwork, and the fit isn't always right. A furnace bigger than the ducts were built for runs hot, trips its limit switch and cycles off before the far rooms warm.
The 1990s and newer homes on the edges of town have builder furnaces now at the age for igniter, inducer and control board failures, and their 90%+ venting brings the winter problems: frost on PVC terminations in a cold snap, snow drifted over the intake, and a plugged condensate trap that keeps the pressure switch from closing. Lakeshore houses take the wind off the ice, so a furnace that's marginal shows it there first, usually on the coldest night of the week.
Updated October 27, 2026
National averages (HomeGuide, 2026), not our prices: a limit switch $100–$375, a control board $300–$650, an inducer motor $400–$1,100. More in the furnace repair cost guide.
Symptom guides: Strange noises · Leaking water · Burning smell · Red tag · Signs your furnace needs a technician
Often because the new furnace went onto old ductwork without a check. If it's larger than the ducts can handle, it overheats and cycles off before air reaches the far rooms. If the duct to that bedroom is long, leaky or undersized, it gets little air anyway. Sealing joints, adjusting dampers and checking the blower speed usually help. We measure first, then quote the fix.
Call as soon as you get a low-temperature alert or a neighbor's report. No-heat calls get priority, and we answer 7 days a week from 7am to 9pm. If the house is getting cold, shutting off the main water valve and opening faucets helps protect the plumbing until heat is back. After the repair, have the furnace and its PVC vent terminations checked before you leave again.
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 guideMost furnace replacements take one day; venting, a chimney liner, gas line or duct work can add a second. Ours run $4,500–$9,500 installed. Call 612-429-3465.
Read the guideBang, squeal, scrape, rattle, hum, click or whistle: what each furnace noise means, whether it's safe to run, and when to call 612-429-3465.
Read the guideHeat out? AC quit? Call or send a request.