An electric dryer can stop working for various reasons, ranging from simple and easily fixable issues to more complex problems that may require professional repair. Here are some common reasons why an electric dryer might stop working:
Power supply issues: Check if the dryer is receiving power. Ensure it is plugged in securely, and there is power coming from the electrical outlet. If the outlet is faulty or the circuit breaker has tripped, the dryer won't function.
Tripped thermal fuse: The thermal fuse is a safety component that protects the dryer from overheating. If the dryer overheats, the thermal fuse can trip and cut off power to the heating element. This can happen due to a blocked vent, restricted airflow, or a faulty heating element.
Faulty door switch: The door switch is a safety feature that prevents the dryer from operating when the door is open. If the door switch is defective or not making proper contact, the dryer won't start.
Broken belt: Dryers have a belt that connects the motor to the drum. If the belt breaks, the drum won't rotate, and the dryer won't function.
Defective start switch or timer: The start switch or timer can malfunction, preventing the dryer from starting or stopping it mid-cycle.
Malfunctioning motor: If the dryer's motor fails, the drum won't rotate, and the dryer won't work.
Clogged or blocked vent: A clogged vent or ductwork can cause the dryer to overheat and trigger safety features like the thermal fuse.
Faulty control board: Modern dryers have electronic control boards that can fail due to power surges or other issues, causing the dryer to stop working.
Malfunctioning thermostat: The thermostat regulates the dryer's temperature. If it malfunctions, the dryer may not heat properly or may overheat.
Worn out or faulty heating element: If the heating element is damaged or burned out, the dryer won't produce heat.
Internal wiring issues: Problems with internal wiring, such as loose connections or damaged wires, can cause the dryer to stop working.
To diagnose and fix the issue, it's best to consult the dryer's user manual for troubleshooting tips. If you're unsure or unable to identify the problem, it's recommended to contact a qualified appliance repair technician to inspect and repair the dryer safely. Attempting DIY repairs without proper knowledge can be dangerous and may cause further damage.