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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Furnace Repair in Grant, MN
On a Grant farmhouse or acreage, furnace repair carries a $79 trip charge that we waive when you approve the repair. Propane furnaces also get a gas-pressure check at the valve, and snow drifted over side-wall PVC causes lockouts that look like breakdowns.
Furnace repair calls in Grant homes
A furnace call in Grant can mean a farmhouse basement, a 1970s house on a two-acre lot, or a newer home on ten acres at the end of a long drive. Propane furnaces use the same igniters, inducers and boards as natural gas ones but run at a higher manifold pressure through smaller orifices, so we measure pressure at the valve and confirm the conversion kit was actually installed. A furnace set up wrong for LP burns dirty, soots the heat exchanger and can trip its rollout switch.
Older farmhouses may still have an 80% furnace sharing a chimney with a water heater, where a weak draft shows up as a CO alarm or scorching at the draft hood. In the 1970s homes, the ductwork is usually original and the furnace a later replacement, so worn inducers, cracked igniters and failed limit switches are the everyday repairs. On open lots, snow drifting over side-wall PVC pipes causes lockouts that look like breakdowns.
Updated October 27, 2026
What do common furnace repairs cost in Grant?
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: Carbon monoxide · Blowing cold air · Won't ignite · Short cycling · Signs your furnace needs a technician
Furnace repair in Grant: questions
The flame in our Grant propane furnace looks yellow and lazy. What's wrong?
Usually a gas pressure or air problem: a furnace running LP on natural gas orifices, a regulator delivering the wrong pressure, dirty burners or blocked combustion air. A yellow, floppy flame burns incompletely and can make carbon monoxide and soot. Shut the furnace off and give us a call; if a CO alarm sounds, get everyone outside and call 911 from there. We check manifold pressure against the rating plate, clean the burners and confirm the LP conversion.
Our Grant farmhouse stays warm downstairs, but the upstairs is cold. Is the furnace too small?
Rarely. Farmhouse bedrooms upstairs often get one or two small supplies run up through wall cavities, no return, and an attic with thin insulation above them. We measure the airflow at those registers and the furnace's temperature rise first. The usual fixes are air sealing and insulating the attic, adding a return path, or a ductless head upstairs, and a bigger furnace is seldom one of them.
More in Grant
- Furnace replacement in Grant
- AC repair in Grant
- AC replacement in Grant
- Heat pumps in Grant
- Mini-splits in Grant
- Tune-ups in Grant
- All HVAC service in Grant
Furnace repair near Grant
- Mahtomedi, MN furnace repair · 3 mi
- White Bear Lake, MN furnace repair · 4 mi
- Stillwater, MN furnace repair · 5 mi
- Oak Park Heights, MN furnace repair · 6 mi
- Hugo, MN furnace repair · 6 mi
- Lake Elmo, MN furnace repair · 6 mi
Brands we repair
Guides on furnace repair
What Does the Blinking Light on My Furnace Mean?
A blinking furnace light is a control board fault code. How to read it safely, what common codes mean, and when to call 612-429-3465 instead of resetting.
Read the guideWhy Is My Furnace Leaking Water? Causes by Where It Drips
Water under your furnace, even in summer? Find the source by where it drips: drain, pump, humidifier or AC coil, and what our $79 trip charge covers.
Read the guideContact Us
Heat out? AC quit? Call or send a request.