1 | Camshaft |
2 | Brake pads |
3 | Brake drum |
4 | Disassembly screws |
5 | Wheel hub |
B42.10-0483-12
| Remove/install | ||
1 | Remove the wheels |
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2 | Release the combination cylinder |
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In case of lack of air in the system, release the parking brake mechanically. | |||
3 | Release the brake shoes by pulling back until the "S" on the camshaft (1) stands on "zero" | ||
Installation: Set the mechanical adjuster and control the automatic adjuster. | |||
On vehicles fitted with automatic adjuster, a little effort is required to release the mechanical adjustment screw, upon which a characteristic ratchet noise can be heard. | |||
4 | Mark the brake drum (3) and wheel hub (5) position | Installation: Assemble the brake drum (3) so that it matches the previously made marking. | |
5 | Remove the brake drum (3) by pressing the three disassembly screws (4) | Tighten the disassembly screws (4) diagonally until the brake drum (3) is removed. | |
Removal and installation tool | |||
6 | Clean the brake drum (3) and the brake pads (2) | ||
Topical note | Guidelines for cleaning brake linings | ||
7 | Check the brake drum (3) and the brake pads (2) for wear | Skim brake drum | |
The brake drums (3) should be rectified or replaced always in pairs (of same axle and of both sides). | |||
As required, rectify the brake drums (3) to a greater diameter and if it exceeds the maximum allowed dimension: | |||
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Replace the brake drums (3). | |||
Checking brake drum and brake linings for wear | |||
8 | Install in reverse order |
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Removal and installation tool