Land Rover Discovery 4 L319 Air Conditioning Hose Pipe Line Tube AH22-19867-AD

The Land Rover Discovery 4 L319 Air Conditioning Hose AH22-19867-AD is an original cabin cooling system component designed for the factory air conditioning in the Discovery 4 model. A used hose from this series ensures proper refrigerant pressure and stable compressor operation, leading to efficient and comfortable air conditioning performance under demanding operating conditions. This is a solution for users who want to maintain the factory air conditioning system configuration without compromising on fit.

Specifications and technical data

• SKU: LR013848
• Mark: Land Rover
• Condition: Used
• OEM Part Number: LR013848
• Substitutable numbers: LR013848, AH2219867AD, AH22-19867-AD
• Part type: Hose
• Category: A/C Hoses & Fittings

Purpose and Function in the Air Conditioning System

The air conditioning hose used in the Land Rover Discovery 4 L319 is responsible for safely routing the refrigerant between system components, maintaining proper sealing and resistance to operating pressure. As part of the Air Conditioning Hoses, Pipes, and Connectors category, it works with the compressor, condenser, evaporator, and valves to create a closed loop for cooling the vehicle's interior.

A properly selected hose minimizes the risk of pressure drops, leaks, and compressor malfunction, which is crucial for maintaining a stable cabin temperature, especially in off-road vehicles and those used for towing or heavy loads, such as the Discovery 4.

Advantages of Using an Original Land Rover Hose

Using an original air conditioning hose dedicated to a specific vehicle model offers a range of practical installation and operational benefits:

• Factory Geometric Fit – correct hose routing relative to the body, chassis, and other components.
• Appropriately selected diameter and refrigerant flow characteristics.
• Compatible ends and connectors, facilitating a leak-free installation into the existing system.
• Parameters tailored to the thermal and pressure loads typical for the Discovery 4.

This allows the hose to be integrated into the system without modifications, reducing service time and the risk of future leaks.

Item Condition and Service Application

The offered air conditioning hose is a used part, allowing for economical system repair while maintaining original manufacturer specifications. This type of component is particularly useful in situations where the hose has suffered mechanical damage (e.g., connector corrosion, abrasion, collision damage) or when the service has identified a leak requiring replacement of a section of the line.

Before installation, standard service procedures are recommended: checking the entire system for leaks, replacing sealing elements in the connectors, and performing a pressure test after installing the hose. This approach helps restore proper air conditioning function and reduce the risk of refrigerant loss.

Professional Installation and Operation

To fully utilize the potential of this component, it is advisable to entrust the installation to a specialized automotive air conditioning service. Proper hose routing, correct tightening torque of connectors, and accurate system bleeding and refrigerant filling directly impact the durability of the entire installation.

For users who wish to deepen their knowledge on selecting and servicing air conditioning components, the following guide may be helpful: Air Conditioning and Heating – Part Selection and Maintenance for Year-Round Comfort. It contains practical tips on working with used OEM components and service procedures.

Other Land Rover Air Conditioning Hoses, Pipes, and Connectors

If, during the repair of the cabin cooling system, it is found that other components from the same group are also required, it is worth checking the available Land Rover Air Conditioning Hoses, Pipes, and Connectors to comprehensively restore the system and minimize future service downtime.

Used Parts vs. Repair Economy

Choosing used, original air conditioning system components is a sensible compromise between cost and maintaining factory quality. For premium brands like Land Rover or Mercedes-Benz, this strategy is often employed by professional workshops. More information on the approach to using used components in higher-class vehicles can be found in the article: Used Mercedes Parts – Original Dismantled Parts, which discusses the practical aspects of this type of servicing.