Four Seasons 36574 HVAC Binary Switch

Overview of Four Seasons Pressure Switch 36574

The Four Seasons Pressure Switch 36574 is designed for precise pressure monitoring in automotive HVAC systems. This system-mounted binary switch is compatible with a wide range of Mercedes-Benz models, ensuring reliable operation within your vehicle's climate control system.

• Brand: Four Seasons
• Brand Line: Pressure Switch
• Part Number: 36574
• Type: HVAC Binary Pressure Switch
• Connector Shape: Open
• Color: Black
• Fitting Gender: Male
• Fitting Thread Size: 3/8 in. x 24
• Number of Terminals: 2
• Mounting Location: System mounted
• OEM Quality: Meets or exceeds OEM standards

Four Seasons Pressure Switch Product Line Details

The Four Seasons Pressure Switch product line focuses on delivering reliable pressure sensing components for automotive HVAC systems. These switches are engineered to provide accurate binary open/closed signals that help regulate system pressure and maintain optimal climate control performance. The 36574 model exemplifies this line by offering a durable, system-mounted design with precise thread fittings and connector configurations tailored for specific vehicle applications.

Detailed Product Description

The Four Seasons Pressure Switch 36574 is a black, system-mounted HVAC binary switch designed to monitor pressure within the vehicle’s air conditioning system. Featuring an open connector shape and two terminals, this switch operates on a binary open/closed principle to signal pressure changes effectively. The male fitting with a 3/8 inch by 24 thread size ensures secure installation and compatibility with designated Mercedes-Benz models. This part meets or exceeds OEM specifications, providing dependable performance and longevity in demanding automotive environments.

Common Applications and Issues Addressed

• Regulates pressure signals in HVAC systems for Mercedes-Benz 190E, 300E, 500SEL, and other compatible models
• Prevents HVAC system failures caused by faulty pressure detection
• Helps maintain consistent air conditioning performance and comfort
• Resolves intermittent or no cooling issues related to pressure switch malfunction
• Supports system safety by preventing compressor damage due to incorrect pressure readings

Installation Notes and Tips

• Ensure the system is depressurized before installation to avoid injury
• Verify thread size (3/8 in. x 24) matches the mounting port on your vehicle
• Use appropriate tools to avoid damaging the male fitting or terminals
• Confirm connector shape and terminal count align with your vehicle’s wiring harness
• Consult vehicle-specific service manuals for torque specifications and installation procedures

Quality Assurance and Warranty

The Four Seasons Pressure Switch 36574 is manufactured to meet or exceed OEM quality standards, ensuring reliable operation and durability. This part undergoes rigorous testing to confirm performance under typical automotive conditions. Warranty coverage details should be verified with the supplier or manufacturer, as they may vary by region and distributor.