Renault Koleos Service Repair Manual: Expansion bottle: Removal - Refitting

Renault Koleos Service Repair Manual / Engine and peripherals / Cooling / Expansion bottle: Removal - Refitting

2TR

Cooling

IMPORTANT To avoid all risk of damage to the systems, apply the safety and cleanliness instructions and operation recommendations before carrying out any repair .

 

IMPORTANT The circuits are designed to be pressurised, so be careful at high temperatures (risk of serious burns).

Do not remove the cap from the expansion bottle while the engine is hot.

Take care when carrying out a repair under the bonnet, as the radiator fan(s) may start to operate without warning.

Do not open the bleed screw(s) with the engine running.

 

WARNING The coolant helps to keep the engine running properly (heat exchange).

The system does not operate using pure water.

 

WARNING Before the operation, protect the electrical accessories to prevent any risk of short circuiting and protect the belts to avoid damaging them.

REMOVAL

I - REMOVAL PREPARATION OPERATION

  • Drain the expansion bottle.

II - OPERATION FOR REMOVAL OF PART CONCERNED

Cooling

  • Remove:
    • the expansion bottle nut (1) ,
    • the clip (2) from the expansion bottle hose using the tool (Mot. 1448).
  • Disconnect the expansion bottle hose (3) .

III - OPERATION FOR REMOVAL OF PART CONCERNED

Cooling

  • Remove the expansion bottle (4) in the direction of (6) pushing it in the direction of (5) .

REFITTING

I - REFITTING OPERATION FOR PART CONCERNED

  • Refit the expansion bottle.
  • Connect the hose onto the expansion bottle.
  • Refit:
    • the clip on the expansion bottle hose using the tool (Mot. 1448),
    • the expansion bottle nut.
  • Torque tighten the expansion bottle nut4 (N.m).

II - FINAL OPERATION.

  • Fill the expansion bottle to the " MAXIMUM " level.
  • Check that there are no leaks.

M9R

Cooling

IMPORTANT To avoid all risk of damage to the systems, apply the safety and cleanliness instructions and operation recommendations before carrying out any repair.

 

IMPORTANT The circuits are designed to be pressurised, so be careful at high temperatures (risk of serious burns).

Do not remove the cap from the expansion bottle while the engine is hot.

Take care when carrying out a repair under the bonnet, as the radiator fan(s) may start to operate without warning.

Do not open the bleed screw(s) with the engine running.

 

WARNING The coolant helps to keep the engine running properly (heat exchange).

The system does not operate using pure water.

 

WARNING Before the operation, protect the electrical accessories to prevent any risk of short circuiting and protect the belts to avoid damaging them.

REMOVAL

I - REMOVAL PREPARATION OPERATION

  • Drain the expansion bottle.

Cooling

  • Remove the fuel filter.

II - OPERATION FOR REMOVAL OF PART CONCERNED

Cooling

  • Remove:
    • the expansion bottle bolts (2) ,
    • the clip (3) from the expansion bottle hose using the tool (Mot. 1448).
  • Disconnect the expansion bottle hose (4) .
  • Remove the clip (5) from the expansion bottle hose using the tool (Mot. 1448).
  • Disconnect the expansion bottle hose (6) .
  • Remove the expansion bottle (7) .

REFITTING

I - REFITTING OPERATION FOR PART CONCERNED

  • Refit the expansion bottle.
  • Connect the expansion bottle hoses.
  • Refit:
    • the expansion bottle hose clips using the tool (Mot.1448),
    • the expansion bottle bolts.
  • Torque tighten the expansion bottle bolts (4 N.m).

II - FINAL OPERATION.

  • Refit the fuel filter guard.
Note: The coolant level rises approximately 15 mm when the engine stops.
  • Fill the expansion bottle approximately 15 mm below the " MAXIMUM " level of engine coolant.
  • Check that there are no leaks.
    Coolant pump inlet pipe: Removal - Refitting

    Electric coolant pump: Removal - Refitting

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