A dryer that spins but never gets hot wastes time and energy, and sometimes points to a safety issue. This guide explains the common causes, the checks you can do safely and when to stop and call a technician. It is written for homeowners in Broken Arrow, Oklahoma and nearby communities.
Safety first
- Unplug the dryer before looking inside or behind it. For gas dryers, also leave the gas supply alone.
- If you smell gas, do not use the dryer or any switch. Leave the home and call your gas utility or emergency services from outside.
- A very hot or scorched smell, or smoke, means stop using the dryer immediately.
Quick checks
- Check the breaker. Electric dryers use a double-pole 240-volt breaker. If one half trips, the drum can still turn but there is no heat. Switch it fully off and on once. If it trips again, do not keep resetting it.
- Clean the lint screen. A clogged screen restricts airflow and slows drying.
- Check the cycle. An air-fluff or no-heat setting looks like a fault. Select a normal heat cycle.
- Don’t overload. Wet clothes packed tight can leave the dryer running with little drying.
- Check the vent. Feel for airflow outside the house while the dryer runs. Weak airflow suggests a blockage.
Common reasons a dryer stops heating
Clogged dryer vent
Lint builds up in the duct between the dryer and the outside wall. Trapped heat can trip the safety thermostat or thermal fuse and also creates a fire risk. Disconnecting the duct and cleaning it with a vent brush is a common task, but a long or hard-to-reach run may be better handled by a professional.
Blown thermal fuse or tripped thermostat
These are safety parts that cut off heat when the dryer overheats. If they trip, find out why (usually a blocked vent) before replacing them, or the new part may fail again.
Failed heating element (electric dryers)
The element is a coil that glows to make heat. Over time it can break. Testing it needs a multimeter and the dryer unplugged. If you are not comfortable with that, call a technician.
Faulty igniter or gas valve (gas dryers)
A weak igniter is a common reason a gas dryer spins without heat. Work on gas parts should be left to a qualified technician.
Timer, thermostat or control board problems
If the dryer shows no heat even though the power, vent and heating parts check out, the problem may be in the controls. After a storm or surge, see our power outage appliance checklist.
When to call a professional
- The breaker keeps tripping
- You smell gas, burning or smoke
- The vent is clean but the dryer still has no heat
- Clothes are damp or very hot to the touch after a full cycle
- The drum does not turn at all
Our dryer repair page explains how to book a visit. You can also read the appliance repair guide, check the repair cost guide and see the areas we serve. If a breaker keeps tripping, see our circuit breaker page.
What to have ready when you call
Note the brand and model number (usually inside the door frame), whether the dryer is gas or electric, what happens when you start a cycle, how long the problem has lasted and what you have tried.
Frequently asked questions
Why does my dryer run but not heat?
On an electric dryer, common causes are a tripped half of the double-pole breaker, a blown thermal fuse, a failed heating element or a clogged vent that made the safety parts trip. On a gas dryer, the igniter or gas valve may be at fault.
Can a clogged vent stop my dryer from heating?
Yes. A blocked vent traps heat, which can trip the high-limit thermostat or thermal fuse. It is also a fire risk, so clean the lint screen after every load and have the vent checked regularly.
How do I know if my dryer breaker is the problem?
Electric dryers use a 240-volt circuit with two linked breaker poles. If one side trips, the drum may still turn while the heat stays off. Reset the breaker fully by switching it off and on once. If it trips again, stop and call a professional.
What should I do if I smell gas near my gas dryer?
Do not use the dryer or any switch. Leave the home and contact your gas utility or emergency services from outside. Do not try to repair it yourself.
How often should dryer vents be cleaned?
Many manufacturers and fire safety groups recommend a yearly vent inspection and cleaning, and sooner if clothes take much longer to dry.
Need a hand? Call ElectricAppliance at (539) 281-3311 or email info@electricappelance.com for dryer repair in Broken Arrow, OK 74012.