Description
The York S1-025-22273-002 Auto Limit Switch is a temperature-sensitive safety control that is fitted in the HVAC systems to protect against abnormal conditions in the internal components. This automatic reset switch will be opened at 100°F when the temperature drops below a preset limit and closed when the temperature goes above 140°F to keep the air flowing and the burner on or off. To ensure that the system is kept at the appropriate thermal state so that it can be able to work effectively and to prevent possible damage to the system.
