Furnace Repair in Roosevelt, UT
Furnaces here run from September through June. If yours quits, tell us what it's doing and a licensed contractor who covers Duchesne County will get in touch.
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Ten months of heat puts a lot of hours on your furnace
In Roosevelt your furnace runs from September through June. That is ten months a year, not just the coldest stretch of winter. Nights average 12°F from December through February, so the burner is firing hard and often through most of that run.
All those cycles wear on the igniter and the flame sensor, the parts that light the burner and confirm it caught. When one of those fails, the furnace won't light at all, and with lows near 12°F outside, that shows up fast. Duchesne County has logged 53 winter storms and 25 damaging wind events over the past ten years, and a furnace that already struggles to light is the one that quits when a storm rolls through.
- 10 months
- September through June, your furnace is on duty
- 12°F
- the average winter night it heats against
- 53 winter storms
- in ten years, the nights a failure hurts most

NOAA nClimDiv, 1991–2020 normals
A new furnace would cut about $150 a year off heating for a typical Duchesne County home.
Estimates for a typical Duchesne County home, compared with an older unit built to the previous federal minimum, from EIA household energy data, Utah fuel prices and NOAA climate normals. Your home will differ.
Repair makes sense when one part has failed and the heat exchanger is sound.
Replacement makes sense when the heat exchanger is cracked or the furnace keeps needing parts.
Utah requires HVAC contractors to hold a state license.
The license is held by the contractor, not the job, so it covers the person or company you hire rather than this specific repair. Utah's Division of Professional Licensing tests and records the contractor before that license is issued. Work under $7,000 does not need a licensed contractor, and many furnace repairs fall under that mark. A contractor can still be licensed even when the job itself is small enough that the law does not require it.
A furnace burns gas, and the connection at the gas line is the part of the job where a mistake matters most. When the job is large enough to need a licensed contractor, that license is what stands behind the work at the gas line. In Duchesne County, 43.2% of homes heat with gas, which is what makes that connection worth getting right.
Sources: Utah State Legislature · Utah Department of Commerce
- Why won't my furnace turn on?
- Most often the thermostat isn't calling for heat the way it should, or the furnace isn't getting power. Check that the thermostat is set above room temperature and has fresh batteries if it uses them. Next check the furnace switch, the one that looks like a light switch near the unit, and the breaker at your panel. If those are fine, the igniter or the flame sensor may have failed, and that's a job for a licensed contractor to test and replace.
- Why is my furnace blowing cold air?
- If the air from your vents feels cold, the furnace may be running the blower without a flame lit behind it. That happens when the igniter has failed, the gas valve isn't opening, or the flame sensor is telling the furnace to shut off. It can also mean the thermostat fan setting is on instead of auto, which runs the blower with no heat behind it at all. A contractor can tell which one it is once they're looking at the unit.
- Why won't my furnace pilot light stay lit?
- A pilot that keeps going out usually means the thermocouple has worn out. That's the small sensor that sits in the pilot flame and tells the gas valve it's safe to keep sending gas. When it fails, the valve shuts off the gas as a safety measure, and the flame goes with it. A draft blowing across the pilot or a buildup of soot at the opening can cause the same thing, so a contractor will want to check for those too before deciding what to replace.


