Power Steering - Case 580SR Service Manual

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3.

POWER STEERING

The steering unit consists of a metering pump that
includes:
Z A gear wheel assembly with fixed stator (with inner
teeth) and a rotor (with outer teeth).
Z A 4 ways rotary distributor consisting of an outer
sleeve and an inner selection rotor.
The selection rotor is connected to the steering
L. Left control port (steering cylinder)
R. Right control port (steering cylinder)
P. Inlet to steering pump
SECTION 41 - STEERING SYSTEM
Z A cardan shaft, mechanically tied to gear wheel as-
Z Set of centering springs between outer sleeve and
T.
LS. Outlet to steering pump
wheel, through column, that can be of two types:
fixed or adjustable.
sembly and to outer sleeve, allows the movement
transmission.
inner rotor.
Outlet to oil tank
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