137539200 Frigidaire Dryer Limit Switch

Dryer Limit Switch Overview

The limit switch is a crucial component in Frigidaire dryers, also compatible with Electrolux and other brands such as Gibson, Kelvinator, and Kenmore. This original equipment manufacturer (OEM) part serves as a high-limit thermostat, designed to prevent the dryer from overheating by monitoring air temperature and airflow within the drum.

Common indicators of a malfunctioning limit switch include:
- The dryer failing to heat up or only heating sporadically
- Display of error or failure codes
- Unpleasant odors emanating from the dryer vent
- Reduced drying efficiency or prolonged drying times
- The dryer not starting

The deterioration of a limit switch typically results from regular usage, internal component breakdown, or overheating due to obstructions or inappropriate items being dried. This part is essential for maintaining the safe and efficient operation of your dryer.