LR3/Disco 3
Each drum brake consists of a pair of brake shoes installed on a backplate attached to the rear hub carrier. The brake
shoes operate on the drum integrated into the rear brake disc. The orientation of the brake shoes differ by 180° between
the LH and RH brakes.
When the parking brake module tensions the brake cables, the movement is transmitted to an operating lever on one of
the brake shoes. The operating lever pivots against a cross strut, which forces the brake shoes apart and into contact with
the drum in the rear brake disc. Brake shoe to drum clearance is set with two manual adjusters, which are accessed
through a hole in the brake disc. One of the adjusters is a conventional toothed wheel adjuster. The second adjuster is a
Item Part Number
Description
1
Brake shoe
2
Shoe locating pin and clip
3
Adjuster spring
4
Toothed wheel adjuster
5
Backplate
6
Return spring
7
Cross strut
8
Wedge adjuster screw
9
Dust shield
10
Rear brake disc
11
Adjuster access plug
