Manually Release Pressure In Hydraulic System Of Electrohydraulic Suspension With Intact Shutoff Valve - AR32.50-P-0015-01ME
Model 167
with code 489 (AIRMATIC Dual Control/semi-active air suspension)
with code 490 (Electrohydraulic suspension)
| Risk of injury to skin or eyes from hydraulic fluid spraying out under pressure. Risk of poisoning from swallowing hydraulic fluid. | Depressurize hydraulic system completely before starting any work on it. Wear protective clothing and safety glasses. | AS00.00-Z-0013-01A | |
| Topical note | Information on E-ACTIVE BODY CONTROL suspension | AH32.50-P-0002-01ME | |
| Notes on safety-relevant components | AH00.00-Z-0019-01A | ||
| 000 588 03 82 00 Filling unit | WS32.00-P-0032B |
ELECTROHYDRAULIC SUSPENSION
| Number | Designation | Model 167 with code 490 (Electrohydraulic suspension) | |
|---|---|---|---|
| BA32.50-P-1006-04A | Shutoff valve to shock absorber | Nm | 5 |
- Screw in shutoff valves (3, 4) up to end stop.
The hydraulic pressure in the shock absorber (7) can only be retained by closing the shutoff valves (3, 4). It is not possible to fill the shock absorbers (7).
- Connect return hose of filling unit to connection fitting (5) and release pressure in system.
- Remove return hose of filling unit from connection fitting (5).
- Connect return hose of filling unit to connection fitting (6) and release hydraulic pressure in system.
- Remove return hose of filling unit from connection fitting (6).
- The shutoff valves (3, 4) are opened during the filling process for the system's hydraulic pressure lines.
Shown on shock absorber (7) of rear axle