1 | Coolant expansion reservoir |
2 | Compressed air lines |
3 | Pedal bracket |
4 | Connector |
A110 | Central Brake Unit (CBU) |
S89 | Switch 2, clutch pedal (only for vehicles without code GE1 (Automatic gear control (AGS))) |
W29.10-1043-12
5 | Connector |
S85 | Switch 1, clutch pedal (only for vehicles without code GE1 (Automatic gear control (AGS))) |
W29.10-1044-03
Danger ! | Risk of accident from vehicle starting off by itself when engine running. Risk of injury (bruises and burns) resulting from working on the engine while it is being started or when it is running. | Secure vehicle to prevent it from starting off by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts. | |
| Notes on compressed air connection systems | ||
| Remove/install | ||
1 | Switch off ignition | ||
2 | Open maintenance flap | ||
3 | Discharge compressed-air system | ||
4 | Remove trim grille | ||
5 | Pull out master cylinder with attached hydraulic line from pedal bracket (3) and fasten at side | Only for vehicles without code GE1 (Automatic gear control (AGS)). | |
without clutch booster | |||
With clutch booster | |||
6 | Unlock and detach connector (5) using a suitable tool | ||
7 | Detach electrical connection from switch 1, clutch pedal (S85) | Only for vehicles without code GE1 (Automatic gear control (AGS)). | |
8 | Remove all cable ties on the compressed air lines (2) | Installation: Replace cable tie. | |
9 | Detach compressed air lines (2) from Central Brake Unit (CBU) (A110) |
| |
With VOSS "232" or SCHÄFER "SDF" compressed air connector | |||
Mark installation position of compressed air lines (2). | |||
Installation: Check O-rings and replace if necessary. Note compressed air line (2) markings. | |||
10 | Unlock and detach connector (4) using a suitable tool | ||
11 | Release coolant expansion reservoir (1) at top front plate and push to one side | If necessary, detach electrical connection from coolant level switch. | |
12 | Remove pedal bracket (3) towards front | Installation: Check seal on pedal bracket (3) for damage, replace if necessary. | |
Pedal bracket to firewall | |||
13 | Detach electrical connection from switch 2, clutch pedal (S89) | Only for vehicles without code GE1 (Automatic gear control (AGS)). | |
14 | Install in the reverse order | ||
15 | Start engine and completely inflate air brake system with idle speed | ||
16 | Switch off ignition | ||
17 | Check compressed air lines (2) for leaks | Leak detection spray |