Dryer Not Heating in Fort McMurray: 6 Causes and the Fix Order We Use

A dryer that runs but does not heat is one of the most common calls we get in Fort McMurray, and the cause is rarely a single failed part. The good news: a dryer not heating in Fort McMurray is one of the cheaper appliance failures to diagnose, with most fixes between $180 and $450 once you know which part went. The harder news: about a quarter of the calls we run on this symptom turn out to be a clogged vent or a frozen vent hood, both of which a homeowner can clear themselves in 20 minutes. This guide walks the six causes we see most, in the order a technician actually checks them, with the Fort Mac winter wrinkles that complicate things in a -35 cold snap.

Gas vs electric dryers in Fort McMurray (it changes everything)

Most Fort Mac homes run electric dryers on a dedicated 240V circuit. Many post-wildfire rebuild homes in Beacon Hill, Abasand, and Waterways went electric because rebuild crews defaulted to electric for laundry. A smaller share (some Timberlea custom builds, older Lower Townsite homes, a few executive-tier rebuilds) use gas dryers.

How to tell without crawling behind the dryer: a 240V electric dryer pulls a 30-amp double-pole breaker. A gas dryer runs on a regular 120V single-pole breaker plus a flexible gas line at the back. If the back of the dryer has a yellow or black flexible gas line, it is gas.

This matters because the failure causes differ. Electric dryers add the heating element to the suspect list. Gas dryers add the gas valve coils and igniter. In Alberta, any work on the gas side of a dryer legally requires an NGT2-certified gas fitter, which most appliance technicians are not. If you smell gas at any point, leave the house and call ATCO Gas at 1-800-511-3447 from outside.

Cause #1: Clogged lint screen and vent (start here every time)

Of every ten Fort Mac calls for a dryer not heating, about two and a half turn out to be a clogged lint screen or vent line. It is the cheapest cause and the easiest to verify. Airflow restriction makes the high-limit thermostat trip, which kills the heat as a safety measure even though no parts have failed.

Two-step DIY check. First, pull the lint screen out and hold it up to a light. If it looks fogged or partially blocked (often from fabric softener residue), wash it with warm soapy water, let it dry, reinstall. Second, disconnect the dryer from the wall and inspect the four-inch vent line. A handheld vent brush ($25 at Home Depot Fort McMurray or Canadian Tire on Franklin Avenue) plus a shop vac will pull built-up lint in 15 to 20 minutes.

Lint fires are a real risk. Wood Buffalo Fire and Emergency Services responds to a handful of dryer-vent fires every year in Fort McMurray, almost all on machines that had not been vent-cleaned in 18 months or more.

Cause #2: Frozen vent hood (the Fort McMurray winter cause)

This is the cause that takes Fort Mac homeowners by surprise. In a deep cold snap, the outside vent hood flap can freeze shut. Hot moist air hits the cold flap, condenses, and refreezes layer by layer until an ice plug builds across the opening. Once iced shut, no air can leave, the high-limit thermostat trips, and you get a dryer that runs but does not heat. We see this spike between mid-December and late February.

The vent hoods most prone to freezing sit on north or east walls in Timberlea, Thickwood, and older sections of downtown Fort McMurray. South and west walls get enough sun on a clear day to thaw the flap. North walls in Saprae Creek and Anzac, where ambient temps run a few degrees colder than urban Fort Mac, freeze hardest.

Quick diagnosis: with the dryer off, find the vent hood outside. Try to open the flap with a gloved finger. If it does not move, you have an ice plug. Fix: pour a kettle of warm (not boiling) water down the outside of the flap, work the flap free, clear the ice. Do not use an open flame, ever. Long-term fix: replace a single-flap hood with a louvered or DampLok-style hood. A new vent hood is $40 to $80 at Home Depot and a 30-minute install.

Still no heat after the easy stuff? Here is when to call us.

If you have cleaned the lint screen, brushed the vent line, and confirmed the outside vent hood is clear, you have ruled out the two homeowner-fixable causes. What is left is parts inside the cabinet, and that is where most homeowners hand it off. Send us the model number, brand, and one-line symptom and we will give you a realistic price range before any visit. For what an appliance call should cost in Fort Mac, see our cost guide.

Cause #3: Heating element burned out (electric dryers, the second-most-common cause)

The heating element is a coiled wire at the back or bottom of an electric dryer that draws roughly 5,400 watts when energized. After 7 to 12 years it can develop a hairline break in the coil. The dryer still runs because the motor and controls are independent, but the element no longer makes heat. This is the second-most-common Fort Mac cause after airflow restriction.

Diagnosis: pull the back service panel, check the element visually for a break or scorching, then verify with a multimeter on ohms. A bad element reads infinite resistance. A good element reads about 8 to 12 ohms.

Cost in Fort McMurray: parts $50 to $90 for most Whirlpool, Maytag, GE, and Frigidaire dryers, more for Samsung and LG. Labour for a back-panel swap is one hour at $150 to $200. Total $200 to $290. Washer and dryer repair on a 7 to 10 year old electric dryer with a failed element is almost always worth doing. Past 13 years the element often fails alongside other wear (drum bearings, idler pulley, motor brushes) and the math shifts toward replacement. Our repair vs replace guide covers the threshold.

Cause #4: Thermal fuse blown (almost always lint-related)

The thermal fuse is a one-shot safety device. It sits in the airflow path and blows permanently if the dryer overheats. Once blown, no heat reaches the drum no matter how good the rest of the dryer is. The fuse itself is a $15 to $25 part, easy to swap, but the cause that blew it almost always lives in the airflow path, not the fuse itself.

Replace a thermal fuse without fixing the underlying airflow restriction (clogged vent, vent line crushed behind the unit, blower wheel jammed with lint, frozen vent hood that thawed before the tech arrived) and the new fuse will blow within days or weeks. We do not replace thermal fuses without a vent inspection on the same call. Total cost in Fort McMurray: parts $15 to $25 plus vent inspection, labour $150 to $200, totalling $165 to $230. If the vent needs physical cleaning, add $80 to $120. Full cost still beats the cost of a fire.

Cause #5: Gas valve coils (gas dryers only)

On a gas dryer the heating cycle works like this: the igniter glows red-hot, two solenoid coils on the gas valve open and let gas flow, the gas ignites off the glowing igniter, and the flame heats the drum air. When one of the two coils fails, the valve does not open, the igniter glows but no flame appears, and the dryer runs without heat. Diagnostic: watch a cycle with the front bottom panel removed. If the igniter glows and stays glowing without a flame, you have a coil problem.

This is gas work. Alberta law requires an NGT2-certified gas fitter for any repair that touches a gas valve or igniter assembly. Most appliance technicians do not hold NGT2 and refer this out or partner with a gas fitter. Cost in Fort McMurray: parts $40 to $80 for the coil set, gas-fitter labour $250 to $400, total $290 to $480. Do not attempt this yourself, even if a YouTube video makes it look like a simple swap. Improper reassembly leaks gas.

Cause #6: Cycling thermostat or high-limit thermostat (the rare ones)

Two thermostats sit in the airflow path. The cycling thermostat opens and closes the heat circuit to maintain target drum temperature. The high-limit is a safety cutout that opens if temperatures exceed about 250 to 280F. Either failing open produces a dryer not heating in Fort McMurray homes that have already cleared lint, vent, and element checks.

Cost in Fort Mac: parts $20 to $40 each, labour $150 to $180, totalling $170 to $220 per thermostat. These usually surface as the diagnosis after the cheaper causes are cleared, which is why a good technician runs causes in the order this guide lists, not in order of parts cost.

When to DIY and when to call (Fort Mac realities)

DIY: clean the lint screen, brush the vent line, clear a frozen vent hood. These three checks resolve roughly 25 percent of dryer not heating Fort McMurray calls before a technician needs to show up.

Call an electrician (not an appliance tech): the breaker trips repeatedly, the 240V outlet is melted or scorched, the cord plug arcs, or the dryer cycles half-heat then no-heat in a way that suggests one leg of the 240V supply is open.

Call an NGT2 gas fitter: any gas dryer with no flame, any gas-side smell, any disconnect-reconnect of the gas line.

Call an appliance technician: heating element, thermal fuse, thermostats, drum bearings, motor brushes, control board. How to vet a Fort Mac appliance technician covers the questions to ask. When to call at all covers the broader DIY-vs-call line. For a washer not draining, the same DIY-vs-call line gets drawn at the pump filter. Our Fort Mac washer not draining walkthrough covers the front-loader pump-cap procedure step by step.

What to have ready when you call

Five details cut diagnostic time in half on a dryer not heating Fort McMurray call. (1) Brand, model, and serial off the inside-door sticker. (2) Gas or electric. (3) What you have already tried (lint, vent brush, frozen hood check). (4) When the dryer was last vent-serviced. (5) Approximate age.

Hours: Monday to Friday 8 to 6, Saturday 9 to 3, closed Sunday. After-hours messages get returned the next business morning. For most Fort Mac dryer calls we can be on site within one to two business days, sometimes same day if the schedule allows. Washer and dryer repair is one of our most-booked categories so prep before you call saves everyone time.