CHAPTER 8 8354/8404
8-4
D615-W03 May-2003
R
L
615W803B
HYDRAULIC OIL FLOW
• When the engine is started, the hydraulic pump will be driven to pass oil in transmission case through a
modulator valve to the power steering unit.
• By means of steering wheel control, oil is passed through GEROTOR to steering cylinder, where steering of
front wheel will be done by the motion of cylinder rod.
• Oil returned from steering cylinder returns to oil tank (transmission case) via power steering unit.
(1) Oil Tank
(2) Oil Filter
(3) Gear Pump
(4) Hydraulic Cylinder
(5) Hydraulic Block
(6) Steering Unit
2. HYDRAULIC CIRCUIT OF POWER STEERING SYSTEM
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