Climate pipe Citroën C4 Picasso 9681781280 6477H9

Description

Coolant pipe for CITROEN C4 PICASSO cars with RH02 engine

Part description

This climate pipe is a used original car part designed for Citroën C4 Picasso cars. It is part of the air conditioning circuit, which is used to conduct the refrigerant between the connected parts of the system. Parts of this type are often searched for by production numbers, so we also list the exact designations 9681781280 and 6477H9.

It is important for auto mechanics and home repairers that the visual condition, intactness of the ends, sealing contact surfaces and the absence of deformations are of primary importance for used air conditioning pipes. If you are looking for a spare part to repair the air conditioning system without unnecessary compromise in the designation of the part, this piece is a suitable choice.

Technical information

• Manufacturer: Stellantis Citroën Peugeot
• Model: Citroën C4 Picasso
• Other numbers: RH02, 6477H9

Product codes

• Product codes: 9681781280, 6477H9
• Models: Citroën C4 PICASSO

Installation recommendations

Generally/typically for air conditioning pipes, the exact replacement procedure may vary depending on the specific design of the car and the layout of the air conditioning system. Air conditioning parts need to be handled carefully, cleanly and without damaging the connecting surfaces.

1) Before assembly

• Check that the new and original part match in shape, length, bends, end diameter and connection type.
• Inspect the pipe for dents, cracks, excessive corrosion or mechanical twisting.
• Check the mating surfaces and around the joints for damage or contamination.
• Compare the part marking with the old piece if it is still legible.

2) Necessary tools and materials

• Common hand tools
• Suitable means for gently loosening joints
• Clean gloves and lint-free cloths
• Means for cleaning contact surfaces
• New sealing elements if the joint design requires it

3) Step-by-step assembly procedure

1. Secure the car against movement and prepare a work area with sufficient access to the dismantled part.
2. Carefully dismantle the original pipe so as not to damage the connected parts of the system.
3. After removing the old piece, compare the two parts side by side and verify that all important shape elements match.
4. Carefully clean the connection points and remove dirt, remnants of old gasket or signs of oxidation.
5. Check the condition of the counterpart to make sure it is not cracked, deformed or otherwise damaged.
6. If the joint design uses gaskets, use the corresponding gaskets in good condition.
7. Place the climate pipe in the correct position without force and without crossing or straining.
8. First lightly seat and align all joints so that the part sits naturally in the route.
9. Gradually tighten the fastening and connection points so that there is no one-sided stress on the pipe.
10. Check that the pipe does not come into contact with sharp edges, moving parts or places with a risk of vibration.
11. Once assembly is complete, recheck visually that all connections and brackets are properly seated.
• 4) Post-assembly checks and test drive/function verification
  • After installation, it is necessary to check the tightness of the air conditioning circuit using the corresponding service procedure.
  • Check that the pipe is not under tension after installation and that it cannot rub against surrounding parts during operation.
  • After commissioning the system, observe for signs of leakage or unusual noises.
  • After a short run, visually check all accessible connections again.

  5) The most common assembly mistakes + how to avoid them

  • Exchanging a part according to a similar shape – always compare the codes and details of the ends.
  • Impurity in the joints – before assembly, the joints must be clean and dry.
  • Incorrect seating in the route – the pipe must not be forcibly bent into position.
  • Underestimation of leak testing – after installation, it is always necessary to verify that the system is leak-free.

  Reasons why the part is damaged

  • material corrosion due to age and operating conditions,
  • mechanical damage during unprofessional disassembly or assembly,
  • deformation caused by vibration or bad storage,
  • abrasion against surrounding components due to incorrect pipe routing,
  • damage to connections and terminals due to leakage or repeated disconnection of the system.