L322 Range Rover Service Procedures
BRAKES
ADJUSTMENTS
70-1
BRAKES
ADJUSTMENTS
Thickness and run out check - brake disc
- front
$% 70.10.15.01
Check
1. Raise front of vehicle.
WARNING: Do not work on or under a
vehicle supported only by a jack. Always
support the vehicle on safety stands.
2. Remove road wheel.
3. Remove 2 bolts securing brake caliper to hub.
Release caliper from hub and tie aside.
CAUTION: Do not allow caliper to hang on
brake hose.
4. At 4 points around disc, measure disc thickness
using a micrometer; renew disc if less than
service limit of if maximum variation is
exceeded: Disc thickness, NEW = 30 mm.
Service limit = 28.4 mm. Thickness variation,
maximum = 0.010 mm.
CAUTION: Brake discs must be renewed in
pairs, unless one disc requires changing
before 1000 miles (1500 kilometres) from
new.
5. Mount a Dial Test Indicator (DTI) to LRT-99-
503, and secure to inboard side of hub using
caliper assembly upper bolt hole.
6. Position DTI probe 5 mm in from outer edge of
disc.
7. Fit road wheel and tighten nuts to 140 Nm (103
lbf.ft).
8. Zero DTI and rotate road wheel one complete
revolution to measure disc run out. Disc run out
must not exceed 0.073 mm.
9. If disc run out is outside limits, carry out the
following procedure.
M70 1124
M70 1126
LRT-99-503