Remove/install brake shoes of parking brake

AR42.20-P-0530IM

Remove/install brake shoes of parking brake

8.12.11

29.11.11

Long-life grease repair materials replaced by hot-grease paste

Operation step 8, 9

 

Remove/install

 Danger!

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A



Notes on repairs to brake system

All models

AH42.00-P-0003-01A

1

Hoist vehicle with lifting platform until wheels are free

2

Remove rear wheels



Remove/install wheels, rotate if necessary

AP40.10-P-4050Z

3

Release cable slack adjuster

AR42.20-P-0520-03IM

 Self-locking bolt, brake cable to rear wheel carrier

*BA42.20-P-1002-01A

 Snap-release tool

*129589116300

4

Remove brake disks on rear axle

AR42.10-P-0220I

5

Detach front retracting spring (111) using removal and installation tool (040)

 Installation: Ensure that retracting spring (111) seats correctly at bottom!

 Removal and installation tool

*116589016200

6

Remove retaining spring (107) using installation tool (041).

 Installation: Pay attention to correct seat of retaining springs (107).

 Installation tool

*112589096100

7

Remove brake shoes (103) over rear axle shaft flange (68)

 If the brake shoes (103) are burnt or the brake disk surfaces are damaged, the brake shoes (103), retracting springs, retaining springs (107) and brake disks should be replaced.

 Installation: Turn back adjusting mechanism (105) and insert into both brake shoes (103) with the adjusting wheel (c) pointing toward front of vehicle.

8

Disconnect retracting spring (112) at top

 Installation: Ensure that retracting spring (112) seats correctly at bottom! Coat thread of thrust piece (104) and cylindrical part of adjusting wheel (c) with grease.

Hot lubricating paste

*BR00.45-Z-1005-06A

9

Remove expansion lock (109)

 Installation: Apply light coating of grease to all bearings and slide surfaces on expansion lock (109).

Hot lubricating paste

*BR00.45-Z-1005-06A

10

Install in the reverse order



Checking

11

Check version of pedal assembly

12

Adjust parking brake

AR42.20-P-0540IM

Number

Designation

Model
215

Model
220

BA42.20-P-1002-01A

Self-locking bolt, brake cable at rear wheel carrier

Nm

-

12

Number

Designation

Order number

BR00.45-Z-1005-06A

Paste, hot lubrication 1 kg, DB supply specification 6879.20

A 000 989 76 51