Dorman 800-404 HVAC Heater Hose Connector

Overview of Dorman HVAC Heater Hose Connector 800-404

The Dorman HVAC Heater Hose Connector 800-404 is designed for reliable connection in the heating and cooling system of select Ford and Lincoln vehicles. This plastic connector features a straight fitting angle and a quick disconnect system for efficient installation and maintenance.

• Material: Durable plastic construction
• Straight fitting angle for direct hose alignment
• Quick disconnect fitting on one end for fast service
• Hose barb fitting on the opposite end for secure hose attachment
• Fitting sizes: 3/4 inch on one end and 5/8 inch on the other
• Includes one heater hose connector per package
• Compatible with various Ford and Lincoln models

Detailed Product Description

The Dorman 800-404 HVAC Heater Hose Connector is engineered to provide a dependable link between heater hoses in the HVAC system. Constructed from plastic, it offers resistance to corrosion and heat exposure typical in engine compartments. The straight fitting angle ensures a smooth flow path without unnecessary bends, reducing wear on connected hoses. One end features a quick disconnect fitting, allowing for easy removal during repairs or replacements, while the opposite end uses a hose barb to secure the hose firmly in place. The connector’s 3/4 inch and 5/8 inch fitting sizes accommodate common hose diameters found in Ford and Lincoln vehicles.

Compatible Vehicles and Applications

This heater hose connector is compatible with a range of Ford and Lincoln models, including but not limited to Aerostar, Aviator, Bronco, Bronco II, E-150 series, E-250 series, E-350 series, Excursion, Expedition, F-150, F-250, F-350, LS, Navigator, Ranger, and Thunderbird. It is suitable for HVAC system repairs where a reliable heater hose connection is required.

Common Issues Addressed by This Connector

• Leaking or cracked heater hose connections
• Difficulty disconnecting hoses during HVAC repairs
• Corrosion or damage to original heater hose fittings
• Improper hose alignment causing premature wear
• Replacement of worn or broken plastic connectors in the heating system

Installation Notes and Tips

• Ensure the vehicle’s cooling system is cool before beginning installation
• Use appropriate tools to release the quick disconnect fitting without damage
• Inspect hoses for wear or damage and replace if necessary
• Confirm proper hose sizes (3/4 inch and 5/8 inch) before installation
• Secure hose clamps tightly to prevent leaks

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 800-404 heater hose connector undergoes quality checks to ensure durability and performance in HVAC applications. Warranty coverage details can be obtained from the product documentation or manufacturer’s website.