This is a used air conditioning pipe intended for Citroën and Peugeot models. Designed for professional mechanics and experienced DIY enthusiasts, this replacement line helps restore proper refrigerant flow and system integrity on compatible vehicles. Many customers search using the original product numbers, so please check the part references below before ordering.

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën Berlingo (from 2018), Citroën C4 II, Peugeot 308 (T9), Peugeot 3008 (I), Peugeot Partner (from 2018), Peugeot Rifter
• Product Codes: 9675635380, 9840709880
• Other Numbers: R1234yf | R134A (refrigerant types indicated in source references)

Function and Application

The pipe is part of the vehicle air conditioning circuit, routing refrigerant between components such as the condenser, evaporator, compressor and receiver/drier. It ensures a sealed path for refrigerant and oil under varying pressure and temperature conditions. Proper sealing at connections and intact corrosion protection are critical for system performance and leak prevention.

How It Is Replaced

• Recover refrigerant using an appropriate recovery station (by certified personnel) and depressurize the system safely.
• Remove any brackets, clips or fixed lines obstructing access to the defective pipe.
• Disconnect connections at flared fittings or O-ring joints; carefully remove the old pipe.
• Replace all O-rings and seals with new, manufacturer-compatible parts lubricated with the correct PAG oil.
• Install the replacement pipe, secure brackets and fasteners to the specified torque values in the workshop manual.
• Evacuate the system with a vacuum pump, verify leak-free operation, and recharge with the correct refrigerant type and quantity.
• Perform system performance check (pressure, temperature and blower operation) and inspect for leaks after a short road test.

Installation Recommendations

• Recovery and recharging of refrigerant must be performed with certified equipment and in accordance with local regulations.
• Always replace O-rings and apply the correct lubricant. Do not reuse old seals.
• Use the manufacturer’s torque settings and routing to avoid stress points and chafing.
• Inspect adjacent components (compressor, condenser, dryer/receiver) for contamination or damage; replace the receiver/drier if the circuit has been opened or contaminated.
• After installation, evacuate and leak-test the system, then recharge with the specified refrigerant and oil charge for the vehicle.
• Wear appropriate personal protective equipment. Follow the vehicle manufacturer’s service manual for exact procedures.

Why This Part Most Commonly Fails

• Corrosion From Road Salt And Moisture: Metal lines and joints corrode over time, especially in regions with salted roads.
• Mechanical Damage: Impact from road debris or improper handling during repairs can dent or crack the pipe.
• O-Ring And Seal Ageing: Seals harden and leak after years of thermal cycling, causing refrigerant loss.
• Vibration And Fatigue: Repeated vibration can loosen fittings or cause stress fractures at bends and joints.
• Contamination In The System: Debris or moisture can accelerate wear and lead to clogging or internal corrosion.

Typical lifetime varies with vehicle use and environment; many lines remain serviceable for 8–15 years, but joints and seals often require attention earlier. When replacing the pipe, address seals and any suspected sources of contamination to maximize service life.

High-quality air-conditioning pipe designed for Citroën Berlingo III and Peugeot Partner III applications. This AC line is listed under OEM/part numbers 9681693180 and 6477C9 and is commonly sought by professional mechanics and DIY enthusiasts performing HVAC repairs on Stellantis group light commercial vehicles. The design ensures correct routing and sealed connections within the vehicle air-conditioning circuit to maintain system pressure and cooling performance.

Compatibility

Compatible With:

• Citroën Berlingo III (B9)
• Peugeot Partner III

Technical Information

• Manufacturer: Citroën / Peugeot (Stellantis)
• Model: Berlingo III, Partner III (B9)
• Product Codes: 9681693180, 6477C9
• Other Numbers: Berlingo K9

Function

The air-conditioning pipe carries refrigerant between components of the HVAC system (compressor, condenser, dryer/receiver, evaporator). It provides a sealed, pressure-resistant pathway that preserves refrigerant charge and allows correct heat exchange for efficient cabin cooling.

Replacement Procedure

Replacement should be performed by a qualified technician or an experienced DIYer with appropriate tools. Basic steps:

• Recover refrigerant from the system using certified recovery equipment in accordance with local regulations.
• Disconnect electrical power (battery) before starting work.
• Loosen and remove clamps or fittings securing the pipe, taking care to note routing and bracket positions.
• Inspect mating ports and replace O-rings/seals with new, correctly sized parts lubricated with the recommended PAG oil.
• Install the new pipe, secure brackets and fittings to manufacturer torque values, then evacuate and recharge the system to the vehicle manufacturer’s specifications.

Installation Recommendations

• Always Replace O-Rings And Seals: Use new O-rings sized to the original fittings and lubricate with the specified refrigerant oil.
• Follow Safety And Environmental Rules: Recover and recharge refrigerant only with certified equipment and personnel.
• Inspect Adjacent Components: Check compressor, condenser, dryer, and service ports for damage or contamination before recharging.
• Observe Manufacturer Procedures: Disconnect battery before work to avoid electrical damage and follow vehicle manufacturer guidance when removing panels or brackets.

Most Common Failure Reasons

Air-conditioning pipes typically fail due to corrosion (especially in regions using road salt), mechanical damage from impacts or rubbing, deterioration of sealing O-rings, and fatigue at flare or crimp joints. Leaks often present as loss of cooling performance or visible oil traces at connection points.

Why Choose This Part

Using the correct replacement pipe with OEM-referenced numbers (9681693180, 6477C9) ensures proper fitment, reliable sealing and restores correct refrigerant routing. Ideal for professional workshops and skilled DIYers who require a direct-fit solution for Citroën Berlingo III and Peugeot Partner III HVAC repairs.

This direct-fit air conditioning (A/C) pipe is designed for Citroën and Peugeot models and is identified by part numbers 9675102080 and 9831702080. Ideal for professional workshops and experienced DIY mechanics, the pipe provides reliable routing of refrigerant between system components and restores proper airflow and cooling when the original line is leaking or damaged. Searchable by OEM numbers, it helps you find the correct replacement quickly and reduce vehicle downtime.

Compatibility

• Citroën Berlingo (Model From 2018)
• Peugeot Partner (Model From 2018)
• Peugeot Rifter
• Peugeot 308

Technical Information

• Manufacturer: Stellantis (Citroën / Peugeot)
• Model: Citroën Berlingo, Peugeot Partner, Peugeot Rifter, Peugeot 308
• Product Codes: 9675102080, 9831702080
• Additional Numbers: R1234yf, R134A

Installation Recommendation

Replacement of an A/C pipe requires handling of refrigerant and should be carried out with appropriate workshop equipment. Recommended procedure:

• Recover and evacuate refrigerant professionally with certified recovery equipment before opening the system.
• Replace all O-rings and seals at connections with the correct sizes and material (lubricated with the correct PAG oil as per manufacturer specification).
• Visually inspect adjacent components (compressor, condenser, evaporator, mounting brackets) for damage or corrosion and replace any worn clamps or fasteners.
• Perform a vacuum test to at least manufacturer-recommended vacuum level and hold time to verify system tightness.
• Recharge the system with the correct type and amount of refrigerant and oil per vehicle specification; perform leak check and functional test.
• Observe safety precautions: wear protective equipment and follow local regulations for refrigerant handling.

Why This Part Commonly Fails

• Corrosion: Exposure to road salt and moisture causes fittings and pipe surfaces to corrode and develop leaks.
• Mechanical Damage: Impact from road debris or incorrect handling during repairs can dent or puncture the line.
• Vibration and Fatigue: Repeated vibration and movement can stress joints and cause cracks at bends or connection points.
• Seal Degradation: O-rings and sealing faces age, harden or become brittle, producing leaks at the connections.
• Improper Installation: Incorrect O-ring selection, insufficient tightening or damaged mounting brackets lead to premature failure.

Notes For Professionals And DIYers

Part numbers 9675102080 and 9831702080 are commonly used search terms — including them in your order or parts request speeds identification. Always confirm the refrigerant type used in the vehicle before starting work and service the system to manufacturer charging specifications. For best results, replace associated seals and inspect nearby components when swapping the pipe.

Designed to meet the demands of routine workshop replacement, this A/C pipe is a practical solution to restore cooling performance on compatible Citroën and Peugeot models.

This Air Conditioning Pipe is designed specifically for Citroën Berlingo (from 2018), Peugeot Partner (from 2018), and Rifter models. It plays a crucial role in the vehicle’s climate control system, allowing the seamless flow of refrigerant between components. Reliable and durable, this pipe ensures optimal cooling performance, essential for maintaining cabin comfort during all seasons.

Function and Importance

The air conditioning pipe transports refrigerant under high pressure, connecting the compressor, condenser, and evaporator. Its integrity is vital for preventing leaks that can reduce system efficiency and lead to compressor damage. Over time, these pipes may fail due to exposure to heat, vibrations, or mechanical wear, causing loss of refrigerant and diminished air conditioning functionality.

Replacement and Compatibility

Replacing this pipe is recommended when leaks or cracks are detected or during significant climate system repairs. Installation typically requires professional tools to safely evacuate refrigerant and avoid contamination. Compatible with Citroën Berlingo, Peugeot Partner, and Rifter models from 2018 onward, this part can often be identified by its product number 9807256280, facilitating accurate sourcing.

Technical Information

• Manufacturer: PSA (Peugeot Citroën)
• Model Compatibility: Citroën Berlingo (2018+), Peugeot Partner (2018+), Rifter
• Product Codes: 9807256280
• Additional Numbers: Not specified

Summary

This air conditioning pipe is an essential replacement part ensuring the longevity and efficiency of the climate control system in selected Citroën and Peugeot vehicles. Its compatibility and original product code make it an indispensable choice for professional mechanics and DIY car enthusiasts aiming to restore optimal air conditioning performance.