T42.10-0041-01
T42.10-0042-01
T42.10-0043-01
1 Threaded rod
4 Wheel brake cylinder
5 Linkage adjuster
3 Bolt
2 Brake drum
| Remove | ||
1 | Remove rear wheels | ||
2 | Release parking brake | ||
Danger! | Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under load | Use only approved tensioning devices; shield off hazard area if necessary. | |
3 | Unscrew the threaded rod (1) on the wheel brake cylinder (4) all the way | ||
4 | Operate parking brake | So that the spring actuator part of the wheel brake cylinder (4) is bled. | |
5 | Identify the installation position of the brake drum (2) relative to the rear wheel hub | ||
6 | Unscrew bolts for fixing the brake drum (2) to the rear wheel hub | ||
7 | Remove lock washers from the wheel studs | Only carry out when the lock washers are fitted. | |
8 | Remove brake drum (2) | To do this, screw two bolts into the threaded holes and press the brake drum (2) off the rear wheel hub. Use a suitable hoist to remove the brake drum (2). | |
Should the existing clearance not be adequate in order to remove the brake drum (2), the brake shoes must be backed off by twisting the bolt (3) counterclockwise. | |||
9 | Clean brake drum (2) and brake linings | | |
| Guidelines for cleaning brake linings | All models | |
| Check | ||
10 | Check brake drum (2) and brake linings for wear | ||
| Install | ||
11 | Install brake drum (2) | Observe the identified installation position of the brake drum (2) relative to the rear wheel hub. | |
12 | Push lock washers onto the wheel studs | Only if fitted. Note correct installation position. | |
13 | Screw in the bolts for fixing the brake drum (2) to the rear wheel hub | | |
| |||
14 | Release parking brake | ||
Danger! | Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under load | Use only approved tensioning devices; shield off hazard area if necessary. | |
15 | Screw in threaded rod (1) all the way onto the wheel brake cylinder (4) | ||
16 | Adjust play of drum brake | ||
17 | Carry out function check on service and parking brakes | ||
| Service and parking brake - function test |
Drum brake
Number | Designation | Model 671 | |
BA42.10-N-1001-16D | Cylinder head bolt, brake drum to rear wheel hub | Nm | 55 |
Torque wrench
000 589 64 21 00
Workshop equipment
WE58.40-Z-1002-13A | Perforated cover for ultrasonic cleaning unit |