Renault Koleos Service Repair Manual: Rear brake lining: Removal - Refitting

REMOVAL

I - REMOVAL PREPARATION OPERATION

• Position the vehicle on a two-post lift (see Vehicle: Towing and lifting) (02A, Lifting equipment).
• Release the parking brake.
• Remove:
  • the rear wheels (see 35A, Wheels and tyres, Wheel: Removal - Refitting, page 35A-1) (35A, Wheels and tyres),
  • the rear brake calliper without disconnecting it from the brake hose (see 33A, Rear axle components, Rear brake calliper: Removal - Refitting, page 33A-5) .
• Suspend the rear brake calliper.
• Remove:
  • the rear brake pads (see 33A, Rear axle components, Rear brake pads: Removal - Refitting, page 33A-1) ,
  • the rear brake calliper mounting (see 33A, Rear axle components, Rear brake calliper mounting: Removal - Refitting, page 33A-7) ,
  • the rear brake disc (see 33A, Rear axle components, Rear brake disc: Removal - Refitting, page 33A-13) .

II - OPERATION FOR REMOVAL OF PART CONCERNED

• Remove:
  • the side retainers (1) by rotating the connecting rods (2) while pressing against the rear brake disc shield on both sides,
  • the lower return spring (3) ,
  • the lower return spring adjuster (4) .

• Remove:
  • the upper return springs, (5)
  • the upper return spring bracket (6) ,
  • the brake linings (7) .

REFITTING

I - REFITTING PREPARATION OPERATION

• Clean the parking brake linings and the rear brake disc.
• Lightly lubricate the lower return spring adjuster (4) .

• Check the thickness (A) of the rear brake lining:
  • thickness of the disc lining: 3.25 mm,
  • minimum thickness of the disc lining:1.5 mm.

• Check the diameter (B) of the rear brake drum:
  • drum diameter: 172 mm,
  • maximum diameter of drum wear: 173 mm.

(C) For the right-hand side brake
(D) For the left-hand side brake
(1) Front of the vehicle
(2) Expanding the adjuster

• Assemble the adjuster so that the threaded part is expanded when rotating the adjuster in the direction shown by the arrow.

II - REFITTING PART CONCERNED

• Refit:
  • the brake linings (7) ,
  • the upper return spring bracket (6) ,
  • the upper return springs, (5)
  • the lower return spring adjuster (4) ,
  • the lower return spring (3) ,
  • the side retainers (1) by rotating the connecting rods (2) while pressing against the rear brake disc shield.

III - FINAL OPERATION

• Refit:
  • the rear brake disc (see 33A, Rear axle components, Rear brake disc: Removal - Refitting, page 33A-13) ,
  • the rear brake calliper mounting (see 33A, Rear axle components, Rear brake calliper mounting: Removal - Refitting, page 33A-7) ,
  • the rear brake pads (see 33A, Rear axle components, Rear brake pads: Removal - Refitting, page 33A-1) ,
  • the rear brake calliper (see 33A, Rear axle components, Rear brake calliper: Removal - Refitting, page 33A-5) ,
  • the rear wheels (see 35A, Wheels and tyres, Wheel: Removal - Refitting, page 35A-1) .

FOOT BRAKE MANUAL CONTROL

• Adjust the parking brake cables (see 37A, Mechanical component controls, Parking brake lever: Adjustment, page 37A-38) .
• After replacing the parking brake linings, perform the brake-in operation as follows:
  • adjust the parking brake cables (see 37A, Mechanical component controls, Parking brake lever: Adjustment, page 37A-38) ,
  • perform the parking brake break-in operation using Diagnostic tool by driving the vehicle under the following conditions:
    • Vehicle speed: 24 mph (40 km/h),
    • Parking brake lever operating force: 130 N (5 notches),
    • Distance: 200~ 233 m,
    • Braking time: 18~21 sec.

• After the break-in procedure, check the lever stroke of the parking brake. If it does not conform to the specifications, repeat the adjustment (see 37A, Mechanical component controls, Parking brake lever: Adjustment, page 37A-38) .

FOOT BRAKE AUTOMATIC CONTROL

• With the ignition on, push the handle to release the assisted parking brake. Then pull the handle so that the automatic parking brake locking function is signalled by a sound and the play compensation is set automatically.
• After replacement of the parking brake linings, perform the break-in operation using the Diagnostic tool (see Fault finding: Programming) (37B, Electronic parking brake).