SM42.20-S-0015A | Replace rear left brake cable of parking brake | 18.5.10 |
MODEL 639.### ## as of 448731 up to 453749
Modification notes
18.5.10 | Value modified: Bolt, floating caliper carrier to semi-trailing arm | ||
Value modified: Bolt, brake disk to wheel hub |
Operation no. of operation texts or standard texts and flat rates
Category | Op. no. | Operation text | Acc. no. | Code |
VV | 026073 | Replace left rear cable (1) of parking brake | 4293086 | CABLE-PB |
S42.20-4515-06
1 Floating brake caliper carrier
2 Floating caliper
3 Brake hose
4 Security bolt
5 Brake disk
S42.20-4517-09
6 Nuts
7 Cable slack adjuster
8 Rear brake cable
12 Armature pin
13 Semi-trailing arm
9 Lower extension spring
10 Brake shoes
11 Expanding lever
List of affected vehicles | Model 639 from | ||
| Remove/install | ||
1 | Release parking brake | ||
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. | |
| Special instructions for lifting and supporting vehicle | ||
2 | Raise vehicle | ||
| Notes on self-locking nuts and bolts | ||
| Notes on repairs to brake system | ||
3 | Detach left rear wheel | ||
4 | Remove carrier of floating brake caliper (1) with floating brake caliper (2) | Do not loosen brake hose (3). | |
| |||
5 | Remove brake disk (5) | Remove safety screw (4) on brake disk (5). | |
| |||
6 | Loosen nuts (6) from cable slack adjuster (7) | Mark installation position of nuts (6). | |
| |||
7 | Slide cable slack adjuster (7) rearwards | ||
8 | Unhook rear brake cable (8) from cable slack adjuster (7) | ||
9 | Remove rear brake cable (8) from the duct in the substructure | | |
10 | Remove rear brake cable (8) from semi-trailing arm (13) | Installation: Install new cable ties. | |
11 | Unhook lower extension spring (9) | | |
12 | Remove spreading lever (11) | Installation: Grease expanding lever (11) and armature pin (12) lightly. | |
Long-term grease | |||
13 | Pull rear brake cable (8) out of semi-trailing arm (13) | Installation: Replace rear brake cable (8). | |
14 | Install in the reverse order | ||
Danger! | Risk of death caused by body parts being pulled in by rotating vehicle wheels and roller dynamometer rollers | Do not insert your hand into rotating parts. Wear closed and snug-fitting work clothes. Safeguard roller dynamometer from unauthorized access. | |
15 | Carry out brake test on the test stand | When the parking brake is operated a braking effect must be detectable after 3 to 4 notches and the same brake values must exist on both sides, otherwise perform adjustment. | |
| Brake testing on test stand |
Rear axle brake caliper
Number | Designation | Model | |||
BA42.10-N-1001-12H | Bolt, floating caliper carrier to semi-trailing arm | M121,5 | Nm | 106 | |
Rear axle brake disks
Number | Designation | Model | ||
BA42.10-N-1001-13C | Bolt, brake disk to wheel hub | Nm | 18 | |
Parking brake
Number | Designation | Model | ||
BA42.20-N-1010-01B | Bolt/nut, adjusting stirrup bracket to body | Nm | 21 | |
639 589 02 63 00
Snap-release tool
Removal and installation tool
116 589 01 62 00
Repair materials
Number | Designation | Order number |
BR00.45-Z-1001-06A | Long-life grease | A 000 989 63 51 11 |
Parts ordering notes
Part no. | Designation | Quantity |
A 220 421 01 71 | Brake disk lock bolt | 1 |
A 639 427 04 38 05 | Left rear brake cable | 1 |
n910105 012007 | Bolt, floating caliper carrier to semi-trailing arm | 2 |