Renault Koleos Service Repair Manual: Condenser - compressor connecting pipe: Removal - Refitting

Renault Koleos Service Repair Manual / Air conditioning / Air conditioning / Condenser - compressor connecting pipe: Removal - Refitting

AIR CON 01 or AIR CON 02

Air conditioning

IMPORTANT To avoid all risk of damage to the systems, apply the safety and cleanliness instructions and operation recommendations before carrying out any repair (see 62A, Air conditioning, Air conditioning: Precautions for repair, page 62A-1) .

REMOVAL

I - REMOVAL PREPARATION OPERATION

  • Position the vehicle on a two-post lift (see Vehicle: Towing and lifting) (02A, Lifting equipment).
  • Drain the refrigerant circuit using the refrigerant charging station (see 62A, Air conditioning, Coolant circuit Draining - Refilling, page 62A-11) .
  • Disconnect the battery (see Battery : Removal - Refitting) (80A, Battery).

II - OPERATION FOR REMOVAL OF PART CONCERNED

Air conditioning

  • Remove the bolt (1) from the pipe union.
WARNING In order to avoid any refrigerant leaks, do not damage (deform, twist, etc.) the pipe.
  • Disconnect the compressor - condenser connecting pipe from the condenser.
WARNING To prevent moisture from entering the system, place plugs on the cold loop components which are open to the air.
  • Fit plugs into the openings.

M9R

Air conditioning

  • Remove the bolt (2) from the pipe union.

2TR

Air conditioning

  • Remove the bolt (3) from the pipe union.
  • Disconnect the compressor - condenser connecting pipe from the compressor.
  • Fit plugs into the openings.

REFITTING

I - REFITTING PREPARATION OPERATION

  • Always replace the seals on the refrigerant fluid connecting pipes.
  • Lubricate the seals using recommended air conditioning oil to make fitting easier.

II - REFITTING OPERATION FOR PART CONCERNED

WARNING Do not remove the blanking plugs from each component until the last moment.

Also, do not remove the components from their packaging until they are to be fitted to the vehicle.

  • Remove the plugs from the openings on the side concerned.
WARNING To avoid any leaks, check that the pipe surface is sound before positioning the new seal. The surface must be clean and scratch free.
  • Fit new seals to the refrigerant connecting pipes.
  • Connect the compressor - condenser connecting pipe on the compressor.
  • Refit the bolt of the pipe union.
  • Torque tighten the bolt of the compressor - condenser connecting pipe union on the compressor (4 N.m).
  • Remove the plugs from the openings on the side concerned.
  • Fit new seals to the refrigerant connecting pipes.
  • Connect the compressor - condenser connecting pipe on the condenser.
  • Refit the bolt of the pipe union.
  • Torque tighten the bolt of the compressor - condenser connecting pipe union on the condenser (4 N.m).

III - FINAL OPERATION

  • Connect the battery (see Battery : Removal - Refitting) (80A, Battery).

Note: When replacing a pipe, add 10 ml of the recommended oil to the quantity of oil recovered.

  • Fill the refrigerant circuit using the refrigerant charging station (see 62A, Air conditioning, Coolant circuit Draining - Refilling, page 62A-11) .
  • Set the control of the passenger compartment blower unit to the maximum speed.
  • Check that the air conditioning system is operating correctly (see 62A, Air conditioning, Air conditioning: Check, page 62A-6) .
  • Check for leaks (see 62A, Air conditioning, Coolant circuit check, page 62A-9) .
    Pressure sensor: Removal - Refitting

    Sealing and soundproofing

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