Preliminary Work

Release air from the self-levelling system.
> 430117 DRAINING AND FILLING THE LEVELLING SYSTEM - information on "Draining".
WARNING:
Working with compressed air
- Risk of eye injuries
- Risk of damaging and dirtying components
  → Wear protective goggles with side eye protection.
  
  → Protect the point at which the compressed air emerges with suitable material.
  
  → Place the point at which the compressed air emerges on suitable surfaces.
Check whether the air-spring strut is depressurised. If necessary, disconnect the air line on the strut and carefully drain any residual air via the valve.
Wear protective goggles!