The Cozy Heaters 74307 Limit Switch is also referred to as the L160-10F type. Cozy brand furnaces require it because it is vital for temperature adjustments and safety within the equipment. This switch may be used in temperatures between 10°F and 160°F. When the furnace is functioning normally, the switch is closed meaning the vehicle’s mechanism can continue to run the furnace. However, the switch will open automatically to break the electrical circuit and thus avoid overheating. This safety system guards the furnace against possible harm and assures that the furnace runs properly. It is safe to use with normal house current because it operates on 120VAC voltage.
Manufacturer Name:Cozy Heaters Product Number: 74307 OEM Part Number: 74307
Product Description Of Cozy Heaters 74307 - L160-10F Limit Switch
A limit switch used for furnace heaters in households is a crucial safety device that helps regulate and protect the heating system. It consists of several key features designed to ensure safe and efficient operation. The primary function of a limit switch is to sense the temperature within the furnace or heat exchanger. It monitors the heat levels to prevent overheating, which can lead to system damage or even safety hazards. In its default state, the limit switch's electrical contacts are typically closed. When the temperature reaches a predefined limit, it opens the electrical circuit, interrupting power to the heating system. The limit switches are designed to automatically reset when the temperature drops back to a safe level. Others require manual reset by a technician or homeowner, ensuring that the cause of the overheat is addressed. The limit switch serves as a safety backup, protecting against malfunctioning components, blocked airflows, or other conditions that could lead to excessive temperatures. Limit switches come with wiring terminals that allow for easy electrical connections to the furnace's control circuit.
Key features of the Cozy heaters limiting switches are:
They monitor the heat levels to prevent overheating and potential damage.
These switches act as a safety mechanism, shutting off the furnace if the temperature exceeds safe limits.
Limit switches are known for their durability and reliability in harsh heating conditions.
Limit switches are engineered to comply with safety standards and regulations.
The limit switch for household furnace heaters is a safety device that monitors and regulates temperature to prevent overheating, protect the heating system, and ensure safe operation. Its features include temperature sensing, N/C contacts, adjustable settings, robust construction, and safety interlock capabilities, all contributing to the efficient and secure functioning of residential heating systems.
Weight:0.04lbs/18.14g
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Can I install a limit switch myself, or should I hire a professional for installation and maintenance?
While some homeowners may have the expertise to install a limit switch, it's generally recommended to have it installed and maintained by a qualified HVAC technician to ensure proper functioning and safety.
What should I do if the limit switch keeps tripping frequently?
Frequent tripping of the limit switch can be a sign of an underlying issue, such as a blocked air vent or malfunctioning components. Contact an HVAC professional to diagnose and resolve the problem.
What happens if the limit switch opens during furnace operation?
When the limit switch opens, it interrupts power to the heating system, causing the furnace to shut down. This is a safety measure to prevent further heating until the issue causing the overheating is resolved.
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