Brake servo

CAUTION: Do not operate handbrake with brake pads removed.

Refit

WARNING: Always fit the correct grade and specification of brake pads, and renew in axle set. Braking efficiency may otherwise be impaired.

1. Remove old shims from caliper.
2. Fit new shims to replacement pads.
3. Clean area around fluid reservoir cap.
4. Remove cap from brake reservoir and position cloth to catch spillage.

CAUTION: Do not allow brake fluid to contact paint finished surfaces as paint may be damaged. If spilled, remove fluid and clean area with warm water.

5. Screw piston into caliper using 18G 1596 ensuring piston is fully retracted.
6. Clean components using methylated spirit or denatured alcohol. Do not use any petroleum based fluids.
7. Fit new pads to caliper carrier.
8. Untie caliper body and position to carrier.
9. Fit guide pin bolts and tighten to 45 Nm .
10. Fit road wheel(s), fit wheel nuts and tighten in a diagonal sequence to 70 Nm.
11. Top-up brake fluid to ’MAX’ mark. See MAINTENANCE.
12. Operate brake pedal several times to adjust brake pads and the handbrake linkage.

CAUTION: Do not apply the handbrake before the brake pads have been adjusted or incorrect brake operation will result.

13. Remove stand(s) and lower vehicle.

BRAKE SERVO

Service repair no - 70.50.01

Remove

1. Remove underbonnet closing panel. See BODY, Exterior fittings.
2. Remove spare wheel.

3. Disconnect fluid level switch.
4. Remove 2 nuts and washers securing master cylinder to brake servo.
5. Release brake pipes from bulk head clips.

CAUTION: Do not bend brake pipes when removing master cylinder.

6. Remove master cylinder from brake servo.
7. Remove ’O’ ring from master cylinder and discard.
8. Tie master cylinder aside so that weight of master cylinder is supported.