A dryer that runs but produces no heat is usually a $95–$215 repair — but the diagnosis differs between gas and electric models. Here is the exact sequence we run on every no-heat dryer call across Nash and Edgecombe counties, ranked from most to least likely cause.
Before diagnosing any internal component, rule out the vent duct. A blocked duct is responsible for roughly 40% of thermal fuse failures — and it's a fire hazard regardless. The NFPA documents approximately 14,000 residential dryer fires per year in the US, and blocked venting is the leading cause.
The disconnect test: Disconnect the dryer exhaust duct from the back of the unit. Run the dryer on a heat setting for 5 minutes with the duct disconnected. If it heats normally with the duct removed, your duct is blocked. If it still doesn't heat with the duct removed, the problem is an internal component.
Also check the outdoor vent cap while the dryer is running — you should see strong airflow pushing the cap open. Weak or no airflow with the dryer running confirms duct blockage. In Rocky Mount and the surrounding Eastern NC area, bird nests in outdoor vent caps are surprisingly common in spring. Check the cap before the full duct when you suspect a blockage.
Critical: If you replace a thermal fuse without clearing the duct blockage that caused it to blow, the new fuse will blow again — typically within a few cycles. Always clear the duct before or during a thermal fuse repair. We include duct inspection on every thermal fuse call.
The thermal fuse is the most common cause of no-heat failure in both electric and gas dryers. It is a one-time safety device that permanently breaks its circuit when the dryer exhaust temperature exceeds a safe threshold — typically around 250°F. Once blown, it cannot be reset. It must be replaced.
Where is it? On most electric dryers, the thermal fuse is mounted on the exhaust duct inside the dryer cabinet — typically the rear exhaust duct near where it enters the cabinet, or on the heater housing. On Whirlpool and Maytag dryers (the most common brands in Rocky Mount), it's a small oval or rectangular component on the back of the heater can, accessible by removing the back panel.
How to test it: Unplug the dryer. Locate the thermal fuse. Disconnect its wiring harness. Set your multimeter to continuity. Touch the probes to the two fuse terminals. A working fuse gives a continuity beep. No beep means the fuse has blown.
Replacement cost: The fuse itself costs $5–$15 on Amazon. With our labor, total cost in Rocky Mount is $95–$145. This is one of the more affordable dryer repairs. The catch: if you skip diagnosing why the fuse blew (almost always a blocked duct or a failing cycling thermostat), the new fuse blows again.
On Samsung dryers specifically: Samsung electric dryers have the thermal fuse mounted differently than most — often on the exhaust outlet inside the rear cabinet. Samsung fuses are also more likely to blow from restricted duct airflow because Samsung's heater assembly runs hotter than most competing brands. If you've had multiple Samsung thermal fuse failures, your duct needs cleaning regardless of whether it feels blocked.
The heating element is the second most common cause of no-heat failure in electric dryers. It is a coiled resistance wire inside a metal housing, typically mounted on the blower housing or exhaust duct assembly. When the wire breaks — usually at a point of stress from repeated expansion and contraction — the element produces no heat.
Visual inspection: On most dryers, you can visually inspect the heating element by removing the back panel. Look for a visible break in the coil — a gap, a broken wire, or a burnt area. About 60% of failed heating elements show visible damage. The remaining 40% test bad electrically but look fine visually, which is why visual inspection alone isn't conclusive.
Electrical test: With the dryer unplugged, disconnect the heating element's wiring. Test the element terminals with a multimeter on continuity. A working element will show continuity. A failed element shows open circuit (no continuity). If the element tests good, check the thermal fuse and cycling thermostat before concluding the element is the problem.
Replacement cost in Rocky Mount: $135–$215 all in. Heating elements for Whirlpool, Maytag, Samsung, and LG are stocked on our trucks — same-day repair for the most common brands.
Note on element lifespan: Heating elements typically last 8–12 years in normal use. If your element is failing at less than 5 years of age, check the cycling thermostat and duct airflow — both cause elements to run hotter than designed, shortening element life significantly.
Gas dryers don't use a resistance heating element. Instead, they use a gas burner with a glow-bar igniter to light it. The igniter is a silicon carbide rod that heats to ignition temperature (approximately 1800°F) before the gas valve opens. When the igniter weakens with age, it takes longer and longer to reach ignition temperature — eventually failing to trigger the gas valve at all.
How to identify igniter failure: Start the dryer on a heated cycle. Within 60–90 seconds, open the dryer door and look through the burner access — on most gas dryers there's a small opening at the bottom of the drum area where you can see the burner assembly glow orange. If you see the igniter glowing red-orange but no flame ignites after 60+ seconds, the igniter is still drawing current but has weakened below the threshold needed to trigger the gas valve. This is a failing igniter.
If the igniter doesn't glow at all: check the thermal fuse first (same procedure as electric dryers). A blown thermal fuse also cuts power to the igniter circuit.
Replacement cost in Rocky Mount: $145–$215 all in. Gas igniter replacement requires accessing the burner assembly, which on most gas dryers means removing the front panel and drum. This is technically a 60–90 minute repair for a trained technician — a significant disassembly task for a homeowner without appliance experience.
The gas valve coil pack is a set of solenoid coils — typically two or three — that open the gas valve to allow gas flow to the burner. When a coil fails, the valve can't open. The igniter may glow normally but no gas is released, so no flame lights.
How to identify valve coil failure vs. igniter failure: If the igniter glows hot (bright orange) and then shuts off without igniting gas, the valve coils are the more likely culprit — the igniter heated to temperature but the valve didn't open. If the igniter doesn't glow at all, start with the thermal fuse.
Our practice: When we replace a gas igniter, we also replace the valve coil pack if it's the original. The coils are at the same wear point as the igniter, and a coil failure on a newly installed igniter means a repeat service call. Total cost to replace both together is only marginally more than replacing the igniter alone: $175–$245.
Replacement cost in Rocky Mount: Valve coil pack alone $135–$195. Igniter and coil pack together $175–$245.
The cycling thermostat regulates the dryer's operating temperature by cycling the heater (or burner) on and off during the dry cycle. When it fails, it typically causes one of two symptoms: no heat (fails open circuit, cutting heater power) or overheating (fails closed, running the heater continuously and tripping the thermal cutoff).
Cycling thermostat failure is less common than thermal fuse or heating element failure, but it's worth testing when the more common culprits have been ruled out. It's also worth replacing whenever you replace the thermal fuse on a dryer where overheating (not duct blockage) was the root cause — the fuse blew because the cycling thermostat allowed the dryer to overheat.
Replacement cost in Rocky Mount: $95–$155. When we replace a thermal fuse on a unit without obvious duct blockage, we replace the cycling thermostat at the same time — the marginal cost is low and it prevents a return call.
Control board failure as a cause of no heat is relatively uncommon — most no-heat calls are resolved at the thermal fuse, heating element, or igniter stage. However, if you've tested all the heating components and they test good, the control board's heater relay may have failed.
Electronic control boards are the most expensive dryer repair we perform that isn't a drum replacement. Cost: $185–$295 depending on model. Before authorizing a control board repair on an older dryer, we recommend the repair-vs-replace calculation — see our repair vs. replace framework.
Whether or not duct blockage caused your current no-heat situation, if your dryer is more than 3 years old and has never had a duct cleaning, schedule one. Here's why this matters more than most appliance maintenance tasks:
The fire statistics: The NFPA's most recent residential dryer fire analysis attributes 34% of dryer fires to failure to clean vents. Lint is highly combustible. A duct that's 25–30% restricted with lint reduces airflow to the point where duct surface temperatures can exceed paper's ignition point during heavy loads.
What duct cleaning involves: We use a 40-foot flexible duct cleaning kit — a rotating brush on an extendable rod driven by a drill — to clear the full duct run from the dryer connection to the outdoor vent cap. We also inspect the duct for kinks, crimps, crushed sections, and improper materials (the white plastic flexible duct sold at hardware stores is not rated for permanent dryer use — it should be replaced with rigid metal or flexible aluminum foil duct). Duct cleaning: $95–$145.
How often: Once a year for average-use households. Every 6 months for households that run 8+ loads per week. Annually regardless of use if you have a long duct run (over 20 feet) or multiple elbows.
From our 2024–2025 invoices for dryer repair calls across Nash and Edgecombe counties:
| Repair | Typical All-In Cost |
|---|---|
| Diagnostic visit (Rocky Mount core) | $79 |
| Thermal fuse replacement | $95–$145 |
| Cycling thermostat | $95–$155 |
| Drive belt replacement | $95–$155 |
| Drum roller set | $125–$195 |
| Heating element (electric) | $135–$215 |
| Gas valve coil pack | $135–$195 |
| Gas igniter replacement | $145–$215 |
| Igniter + coil pack together | $175–$245 |
| Control board | $185–$295 |
| Vent duct cleaning | $95–$145 |
Full details on our pricing page. For repair-vs-replace guidance on dryers specifically, see our repair vs. replace guide — dryers have a long service life and are almost always worth repairing before the 10-year mark.
Call our Rocky Mount shop and we'll give you a price range over the phone before a tech ever leaves. Same-day weekdays across Nash and Edgecombe counties.
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