Four Seasons 73621 HVAC Recirculation Door Actuator

Overview of Four Seasons HVAC Recirculation Door Actuator 73621

The Four Seasons HVAC Recirculation Door Actuator 73621 is designed to restore proper airflow control in Lexus and Toyota vehicles. This actuator is compatible with models such as the Lexus ES300h, ES350, and Toyota Avalon, ensuring precise operation of the HVAC air door system.

• Door linkage type: Gear for reliable movement
• Mounting ear quantity: 4 for secure installation
• Style: HVAC air door actuator tailored for recirculation control
• Terminal pin quantity: 5 for stable electrical connections

Detailed Product Description

This HVAC recirculation door actuator from Four Seasons features a gear-type door linkage that provides consistent and accurate positioning of the air door within the HVAC system. The actuator includes four mounting ears, which help maintain a firm and vibration-resistant fit in the HVAC housing. With five terminal pins, the actuator ensures proper electrical connectivity for smooth operation. Specifically engineered for Lexus ES300h, ES350, and Toyota Avalon models, part number 73621 meets the exact specifications required for these vehicles' climate control systems.

Common Applications and Problem Resolution

• Restores proper air recirculation function in Lexus ES300h and ES350 HVAC systems
• Resolves issues with inconsistent cabin airflow in Toyota Avalon models
• Eliminates HVAC air door actuator failure symptoms such as unusual noises or unresponsive air mode changes
• Addresses problems related to faulty door linkage movement within the HVAC system
• Improves overall climate control performance by ensuring accurate air door positioning

Installation Notes and Tips

When installing the Four Seasons HVAC Recirculation Door Actuator 73621, ensure the four mounting ears align correctly with the HVAC housing to prevent misalignment. Verify that all five terminal pins are securely connected to avoid electrical faults. It is recommended to test the actuator operation before reassembling the dashboard components to confirm proper function. Refer to the vehicle’s service manual for specific removal and installation procedures for Lexus ES300h, ES350, and Toyota Avalon models.

Quality Assurance and Warranty

Four Seasons manufactures this HVAC recirculation door actuator to meet OEM standards for fit and function. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Using part number 73621 ensures compatibility and reliable performance in the specified Lexus and Toyota vehicles.