Whirlpool WP3390291 High Limit Thermostat for Dryer

The Whirlpool WP3390291 Dryer High Limit Thermostat consists of an internal operating temperature and interrupts electrical power to the heating circuit if excessive heat is detected. It operates as a temperature-sensitive safety control that automatically responds when heat reaches its preset limit assisting in regulating the heating system during drying cycles. It is installed on the heater housing or blower assembly, it is positioned where it can properly sense operating temperatures. The proper temperature regulation supports consistent drying performance, enables it to maintain normal heating operation, and assists in preventing overheating during use.