Short answer: If your Samsung dryer isn’t heating up, it could be due to a clogged vent or a faulty heating element or thermostat. Perform a thorough check and, replace the faulty component.

Experiencing the frustration of a Samsung dryer that isn’t heating up can disrupt your daily routine and leave your laundry unfinished. When your dryer fails to produce heat, it’s essential to identify the underlying causes which could range from minor issues like clogged vents to more complex problems involving heating elements and thermostats. In this guide, I will delve into the troubleshooting steps and solutions to help you pinpoint and resolve the heating problem in your Samsung dryer, ensuring your laundry dries efficiently and effectively.

Why Is My Samsung Dryer Not Heating Up?

If your Samsung dryer is not heating up, it could be due to various factors. Here’s a breakdown of potential causes:

  1. Clogged Air Vent: A blocked or clogged dryer vent can restrict airflow, causing the dryer to overheat and shut off the heating element. Clean the vent to ensure proper airflow.
  2. Overloading Issues: Overloading the dryer can prevent proper air circulation, leading to ineffective drying and potential overheating. Reduce the load size and try again.
  3. Burnt Heating Element: The heating element in the dryer can wear out or burn over time. A damaged heating element will need to be replaced.
Visually inspecting the heating element
Faulty heating element
  1. Blown Thermal Fuse: The thermal fuse is a safety device that can blow if the dryer overheats. If it’s blown, it needs replacement.
  2. Ventilation: Ensure that the dryer’s ventilation system, including the ducts and exhaust, is clean and unobstructed for efficient heat dispersion.
  3. Control Board: A malfunctioning control board can disrupt the heating cycle. If you suspect an issue with the control board, it may require professional diagnosis and repair.
  4. Improper Power Supply: Verify that the dryer is receiving the correct voltage and that the power supply is stable. An electrical issue could affect the dryer’s heating element.
  5. Poor Maintenance: Regularly clean the lint filter and the lint trap to prevent lint buildup, which can hinder proper airflow and heating.
  6. Faulty Drive Motor: A defective drive motor may prevent the dryer drum from turning, leading to heating problems. If the motor is faulty, it will need replacement.
  7. Faulty Timer: The timer controls the duration of the drying cycle. If it’s malfunctioning, the dryer may not heat up properly or at the right times. Replacement of the timer may be necessary.

Fixing The Samsung Dryer Not Heating Up

Check the power supply:

To check the power supply of a Samsung dryer that is not heating up, follow these steps:

Step 1: Visual Inspection: Start by visually inspecting the dryer’s power cord, plug, and electrical outlet. Look for any visible damage or loose connections.

Step 2: Verify Outlet Power:

  • Unplug the dryer from the electrical outlet.
  • Plug in a different appliance or device, such as a lamp or phone charger, to the same outlet to check if it’s supplying power. If the other device works, you can confirm that the outlet is functional.

Step 3: Check the Circuit Breaker or Fuse Box:

Step 4: Voltage Test:

  • If the outlet and circuit breaker are functioning correctly, you can use a multimeter to perform a voltage test on the dryer’s power cord.
  • Set the multimeter to measure AC voltage and ensure it’s in the appropriate range (usually 240 volts for a dryer).
  • Carefully insert the multimeter probes into the two hot slots of the dryer’s power cord (typically the two outer prongs of a 3-prong or 4-prong plug).
  • If you get a reading close to the expected voltage (around 240 volts), the power supply to the dryer is likely fine.
  • If you don’t get a voltage reading or the reading is significantly lower than expected, there may be an issue with the electrical supply to the dryer. In such cases, you may need to contact an electrician to diagnose and fix the electrical problem.

Ensuring Proper Ventilation:

Proper ventilation is crucial for your dryer’s efficiency and safety. A well-maintained ventilation system helps prevent overheating, reduces the risk of fires, and ensures that your dryer operates at its best. To ensure proper ventilation for a Samsung dryer that is not heating up, follow these steps:

Step 1: Check the Lint Filter: Before every drying cycle, clean the lint filter or lint trap. A clogged lint filter can restrict airflow, leading to heating problems.

Step 2: Inspect the Ventilation Duct:

  • Disconnect the dryer from the power source and pull it away from the wall.
  • Inspect the ventilation duct or hose for any obstructions, kinks, or damage.
  • Remove any lint or debris from the duct, both at the dryer’s connection and at the external vent.

Step 3: Examine the External Vent:

  • Go outside and find the dryer’s external vent opening.
  • Ensure that the vent cover opens freely when the dryer is running and closes when it’s not in use. Clean any debris or lint from the vent cover.

Step 4: Check for Vent Blockages:ong>

  • Sometimes, the vent duct can become blocked with lint or other debris over time. You may need to disconnect the vent hose from the dryer and inspect it for blockages.
  • Use a vacuum or a lint brush to clean out any lint or obstructions from the vent hose and the wall duct.

Step 5: Evaluate Vent Length and Routing:

  • Longer or excessively bent vent hoses can reduce airflow. Check if the vent hose is too long or has unnecessary bends.
  • Try to use the shortest, straightest vent hose possible, as this maximizes airflow and reduces the chances of lint buildup.

Step 6: Consider Ventilation Capacity: Ensure that your dryer’s ventilation system can handle the length and complexity of the ductwork. Some dryers may require a more robust venting system for proper airflow.

Step 7: Ventilation Cleaning: Periodically, have a professional clean the entire ventilation system, including the ducts, to remove accumulated lint and debris.

Step 8: Ventilation Regulations: Check local building codes and regulations regarding dryer ventilation. In some cases, codes may require specific venting materials or configurations.

Checking The Heating Element:

Checking heating element of Samsung dryer
Checking heating element using a multimeter

To check the heating element of a Samsung dryer that is not heating up, you can follow these steps:

Safety First: Before you begin, unplug the dryer from the electrical outlet to ensure your safety while performing any checks or repairs.

Access the Heating Element: Depending on your specific model, you may need to remove the dryer’s front or rear panel to access the heating element. Consult your dryer’s user manual for guidance on accessing the heating element. You may also need to disconnect the dryer vent to access the rear panel.

Locate the Heating Element:

  • Once you have access to the heating element, you’ll find it typically located at the rear of the dryer or at the bottom, near the dryer drum.
  • The heating element looks like a coiled wire or a long metal tube, depending on the dryer model.

Check for Visual Damage:

  • Examine the heating element for any visible signs of damage or breakage. Look for any broken wires, cracks, or burnt areas.
  • If you see visible damage, it’s likely that the heating element is faulty and needs replacement.

Use a Multimeter for Testing (Optional):

  • If there is no visible damage, you can use a multimeter to test the heating element for continuity. This test can help determine if the element is functioning correctly.
  • Set the multimeter to the resistance or ohms setting.
  • Touch the multimeter probes to the terminals of the heating element. If the multimeter shows a reading (indicating continuity), the heating element is working. If it shows no reading (indicating no continuity), the heating element is faulty and needs replacement.

Replace the Heating Element (if necessary):

  • If you have confirmed that the heating element is faulty, you will need to replace it with a new one.
  • Carefully disconnect the wires from the old heating element and remove any retaining screws or clips.
  • Install the new heating element in its place and reconnect the wires as they were on the old element.
  • Reassemble the dryer’s panels or covers that you removed to access the heating element.

Test the Dryer:

  • Plug the dryer back into the electrical outlet.
  • Run a test cycle to ensure that the dryer is heating up properly. You should feel warm air coming from the dryer during the drying cycle.
Checking drum belt
Checking the drum condition


The thermostat in a Samsung dryer is typically located near the heating element and is responsible for regulating the dryer’s temperature.

Why is my dryer heating but not spinning?

If your dryer is heating but not spinning, it could be due to a broken or malfunctioning drive belt. The drive belt connects the motor to the drum, allowing it to spin. Check and replace the drive belt if it’s damaged or loose.

Why does my Samsung dryer keep shutting off?

Several factors could cause a Samsung dryer to keep shutting off prematurely. Common causes include overheating due to clogged vents, a malfunctioning thermostat, or issues with the control board. It’s essential to diagnose the specific problem to address this issue effectively.

Why is my Samsung dryer taking longer than usual to dry clothes?

A likely reason for this is restricted airflow due to a clogged lint filter, vent, or duct. Regularly cleaning these components can improve drying efficiency.

What should I do if my Samsung dryer produces a burning smell during operation?

A burning smell can indicate lint buildup in the heating element or exhaust duct. Turn off the dryer, unplug it, and inspect and clean these areas to prevent potential fire hazards.

How can I troubleshoot a Samsung dryer that isn’t starting at all?

Check if the dryer is plugged in, the circuit breaker is not tripped, and the door switch is functioning. If all seems fine, it may require further inspection by a professional for issues like a faulty start switch or timer.


Addressing issues with a Samsung dryer not heating up or experiencing other malfunctions requires a systematic approach. Regular maintenance, including cleaning lint filters and vents, can prevent common problems. However, when issues arise, diagnosing the specific cause, such as a faulty thermostat or drive belt, is essential for effective repair. Keeping safety in mind, homeowners can troubleshoot and resolve minor problems, while more complex issues may necessitate professional appliance technician assistance.

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