Renault Koleos Service Repair Manual: Vacuum pump: Removal - Refitting

M9R

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Remove:
  • the engine cover,
  • the battery (see Battery: Removal - Refitting) (80A, Battery).

• Disconnect:
  • the vacuum pipe at (1) from the non-return valve,
  • the vacuum pipe (2) from the non-return valve,
  • the vacuum pipe (3) from the EGR cooler bypass solenoid valve.

• Disconnect:
  • the quick-release union (4) from the high pressure pump diesel supply pipe,
  • the quick-release union (5) from the diesel return pipe on the high pressure pump.
• Put blanking plugs in the openings.

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove:
  • the vacuum pump bolts (6) ,
  • the vacuum pump.

REFITTING

I - REFITTING PREPARATION OPERATION

• Be sure to replace the vacuum pump seal.

II - REFITTING OPERATION FOR PART CONCERNED

• Refit:
  • the vacuum pump new seal,
  • the vacuum pump,
  • the vacuum pump bolts.

• Torque tighten in order the vacuum pump bolts (15 N.m).

III - FINAL OPERATION.

• Remove the blanking plugs from the openings.
• Connect:
  • the diesel return pipe quick release union to the high pressure pump,
  • the diesel supply pipe quick-release union to the high pressure pump,
  • the vacuum pipe on the EGR cooler by-pass solenoid valve,
  • the vacuum pipe on the non-return valve,
  • the non-return valve vacuum pipe on the brake servo.
• Refit:
  • the battery (see Battery: Removal - Refitting) (80A, Battery)
  • the engine cover.
• Prime the diesel circuit using the manual priming pump (see Manual priming pump: Removal - Refitting) .