Renault Koleos Service Repair Manual: Thermostat: Removal - Refitting

2TR

Cooling

IMPORTANT Consult the safety and cleanliness advice and operation recommendations before carrying out any repair.

REMOVAL

I - OPERATION FOR REMOVAL OF PART CONCERNED

  • Position the vehicle on a two-post lift .
  • Disconnect the battery.
  • Remove the engine undertray.
  • Drain the cooling system.

II - OPERATION FOR REMOVAL OF PART CONCERNED

Cooling

  • Remove the clip (1) from the lower pipe of the cooling radiator using the tool (Mot. 1448).
  • Disconnect the lower pipe (2) from the cooling radiator.
  • Remove:
    • the thermostat unit bolts (3) ,
    • the thermostat unit (4) ,
    • the seal of the thermostat unit,
    • the thermostat,
    • the seal.

REFITTING

I - REFITTING PREPARATION OPERATION

  • Always replace the seal.

II - REFITTING OPERATION FOR PART CONCERNED

Cooling

Note: The deviation position of the discharge valve may be within a range of 20 degrees as shown at (C) .
  • Refit:
    • the new seal (A) to the thermostat,
    • the thermostat with the discharge valve (B) facing upwards,
    • the seal of the thermostat unit,
    • the thermostat unit,
    • the thermostat unit bolts.
  • Torque tighten the thermostat unit bolts (22 N.m).
  • Connect the lower pipe of the cooling radiator.
  • Refit the clip on the lower pipe of the cooling radiator using the tool (Mot. 1448).

III - FINAL OPERATION

  • Fill the cooling system .
  • Refit the engine undertray.
  • Connect the battery .
  • Bleed the cooling system.
    Coolant pump: Removal - Refitting

    Water chamber: Removal - Refitting

    See More:

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