Renault Koleos Service Repair Manual: Compressor: Removal - Refitting

M9R, and 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).
  • Remove:
    • the engine undertray,
    • the front right-hand wheel (see Wheel: Removal - Refitting) (35A, Wheels and tyres),
    • the front right-hand wheel arch liner (see Front wheel arch liner: Removal - Refitting) (55A, Exterior protection),
    • the accessories belt (see Accessories belt: Removal - Refitting) (11A, Top and front of engine).

II - OPERATION FOR REMOVAL OF PART CONCERNED

Air conditioning

  • Remove the bolts (1) from the pipe unions.
  • Disconnect the pipes.
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.

Air conditioning

  • Disconnect the compressor connector (2) .
  • Remove the bolts (3) from the compressor.

Air conditioning

  • Remove the bolt (4) from the compressor.

Air conditioning

  • Remove the compressor (5) on the right-hand side of the vehicle.

REFITTING

I - REMOVAL PREPARATION OPERATION

  • Always replace the seals of the connecting pipes of the compressor.
  • Lubricate the seals using recommended air conditioning oil to make fitting easier.

II - REFITTING OPERATION FOR PART CONCERNED

  • Refit:
    • the compressor,
    • the compressor bolts.
  • Torque tighten the compressor bolts (25 N.m).
  • Connect the compressor connector.
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.
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.
  • Place new seals on the connecting pipes of the compressor.
  • Connect the pipes.
  • Remove the bolts from the pipe unions.
  • Torque tighten the bolts of the pipe unions (4 N.m).

III - FINAL OPERATION

  • Refit:
    • the accessories belt (see Accessories belt: Removal - Refitting) (11A, Top and front of engine),
    • the front right-hand wheel arch liner (see Front wheel arch liner: Removal - Refitting) (55A, Exterior protection),
    • the front right-hand wheel (see Wheel: Removal - Refitting) (35A, Wheels and tyres),
    • the engine undertray.
  • Connect the battery (see Battery : Removal - Refitting) (80A, Battery).
  • Fill the refrigerant circuit using the refrigerant charging station (see 62A, Air conditioning, Coolant circuit Draining - Refilling, page 62A-11) .
  • When replacing the compressor, carry out the following operations:
    • Switch on the ignition,
    • Check that the air conditioning is off,
    • Set the temperature settting at minimum,
    • Select the air recirculation position,
    • Start the engine.
    • Run the air conditioning in manual mode (if equipped with a climate control panel),
    • Run the engine at idle speed for 3 minutes with air conditioning,
    • Switch off the engine.
  • These operations are to be carried out when the compressor is removed, refitted or replaced.
  • 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) .

2TR, and 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).
  • Remove:
    • the engine undertray,
    • the front right-hand wheel (see Wheel: Removal - Refitting) (35A, Wheels and tyres),
    • the front right-hand wheel arch liner (see Front wheel arch liner: Removal - Refitting) (55A, Exterior protection),
    • the accessories belt (see Accessories belt: Removal - Refitting) (11A, Top and front of engine),
    • the alternator (see Alternator: Removal - Refitting) (16A, Starting - Charging).

Air conditioning

  • Remove:
    • the dipstick guide tube bolt (1) ,
    • the dipstick tube.

II - OPERATION FOR REMOVAL OF PART CONCERNED

Air conditioning

  • Remove:
    • the bolt (2) from the pipe union,
    • the nut (3) from the pipe union.
  • Disconnect the pipes from the compressor.
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.
  • Disconnect the connector (4) .

Air conditioning

  • Remove the pipe union bolt (5) on the condenser.
  • Disconnect the compressor - condenser connecting pipe from the condenser.
  • Fit plugs into the openings.

Air conditioning

  • Remove the bolts (6) from the compressor.

Air conditioning

  • Remove:
    • the compressor bolts (7) ,
    • the compressor.

REFITTING

I - REMOVAL PREPARATION OPERATION

  • Always replace the seals of the connecting pipes of the compressor.
  • Lubricate the seals using recommended air conditioning oil to make fitting easier.

II - REFITTING OPERATION FOR PART CONCERNED

  • Refit:
    • the compressor,
    • the compressor bolts.
  • Torque tighten the compressor bolts (25 N.m).
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.
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.
  • Place new seals on the connecting pipes of the compressor.
  • Connect the compressor - condenser connecting pipe to the condenser.
  • Refit the bolt on the pipe union.
  • Torque tighten the bolt of the compressor - condenser connecting pipe union on the condenser (4 N.m).
  • Connect the connector (4) .
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.
  • Remove the plugs from the openings.
  • Connect the pipes to the compressor.
  • Refit:
    • the pipe unions on the compressor,
    • the pipe bolt,
    • the pipe nut.
  • Torque tighten the bolt and nut of the pipe unions on the compressor (4 N.m).

III - FINAL OPERATION

  • Refit:
    • the dipstick guide,
    • the dipstick guide tube bolt,
    • the alternator (see Alternator: Removal - Refitting) (16A, Starting - Charging),
    • the accessories belt (see Accessories belt: Removal - Refitting) (11A, Top and front of engine),
    • the front right-hand wheel arch liner (see Front wheel arch liner: Removal - Refitting) (55A, Exterior protection),
    • the front right-hand wheel (see Wheel: Removal - Refitting) (35A, Wheels and tyres),
    • the engine undertray.
  • Connect the battery (see Battery : Removal - Refitting) (80A, Battery).
  • Fill the refrigerant circuit using the refrigerant charging station (see 62A, Air conditioning, Coolant circuit Draining - Refilling, page 62A-11) .
  • when replacing the compressor, carry out the following operations:
    • Switch on the ignition,
    • Check that the air conditioning is off,
    • Put the temperature setting at minimum,
    • Select the air recirculation position,
    • Start the engine.
    • Run the air conditioning in manual mode (if equipped with a climate control panel),
    • run the engine at idle speed for 3 minutes with air conditioning,
    • Switch off the engine.
  • 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) .
    Condenser: Removal - Refitting

    Expansion valve: Removal - Refitting

    See More:

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