W32.22-1062-09
1 | Air suspension bellows | 3 | Nut | |
2 | Compressed air connector | 4 | Screw |
Warning | 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. | |
Danger | Risk of death caused by vehicle slipping or toppling off during lifting | Only lift vehicle at the lift support points specified by the vehicle manufacturer. | |
Danger | Risk of death from lowering vehicle when working between wheels and body. Risk of injury from pinching or crushing when working on the air suspension. | Testing and repair work between the wheel and wheel arch or in the wheel well should only be performed if the vehicle is secured using suitable support fixtures to prevent it from lowering. | |
Notes on compressed air connection systems | |||
Special instructions for lifting and supporting vehicle | |||
| Remove | ||
1 | Secure vehicle against rolling | ||
2 | Switch on ignition | ||
3 | Lower vehicle fully using level control system operating unit | The vehicle frame must be resting on the rear axle rubber mount end stops. | |
4 | Switch off ignition | ||
5 | Remove wheels from rear axle | ||
6 | Remove compressed-air connector (2) | ||
7 | Unscrew nut (3) | ||
8 | Unscrew screw/bolt (4) | ||
9 | Remove air suspension bellows (1) | | |
Raise the vehicle at the rear if necessary, to enable the air suspension bellows (1) to be removed. | |||
| Install | ||
10 | Clean contact surfaces of air suspension bellows (1) on rear axle and on frame | ||
11 | Insert air suspension bellows (1) | Do not pull the air suspension bellows (1) apart; the plastic piston must not protrude beyond the rubber mount. | |
12 | Screw in nut (3) | The air suspension bellows (1) must engage in the catch when the nut (3) is tightened. | |
Union nut, air suspension bellows to plate top | |||
13 | Screw in bolt (4) | Lower vehicle at rear if vehicle was raised to remove air suspension bellows (1). | |
Bolt, air suspension bellows to rear axle air suspension support | |||
14 | Install compressed air connector (2) | ||
15 | Mount wheels on rear axle | ||
| Check | ||
16 | Start engine and completely inflate air brake system with idle speed | ||
17 | Move vehicle to driving level using level control system operating unit | ||
18 | Switch off ignition | ||
19 | Check compressed air connector (2) for leaks | Leak detection spray |