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Hydraulic valve

Fig 1: Identifying Hydraulic Valve
G03509117Courtesy of SAAB-SCANIA OF AMERICA, INC.
TECHNICAL DATA - HYDRAULIC VALVE

  Type Two position valve, controlled by VR -bus messages
VR-bus + Pin 1
Ground Pin 2
No connection Pin 3
Power supply Pin 4
Fig 2: Locating Hydraulic Valve
G03509118Courtesy of SAAB-SCANIA OF AMERICA, INC.
HYDRAULIC VALVE FAILURE DESCRIPTIONS

Hydraulic valve FAILURE
1 5th bow down
2 Main cylinder up
3 5th bow up
4 Main cylinder down