S 65 AMG (220.179) V12-6.0L Turbo (275.981) (2006)
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Power Steering Pump: Description and Operation
GF46.30-P-3300-03A Tandem Pump, Design
GF46.30-P-3300-03A Tandem pump, design
- with CODE (487a) Active body control (ABC)
Component Identification
The tandem pump consists of two pumps, each supplying one circuit. The pump facing the input shaft is a radial piston pump supplying the hydraulics
of the active body control (ABC) system.
The rear pump is a vane-type pump supplying the hydraulics of the steering system. Both pumps are driven by a common input shaft (3) and are
carried in common bearings. The hydraulic circuits are separated from each other by a sealing ring (4).
