Cub Cadet Domestic Series 7000 Service Manual page 6

Domestic Series 7000 Hydraulics
1.7. The steering pump, located in the dash pedestal
contains it's own back-up gerotor charge pump
that will enable steering control when the engine
is not running. See Figure 1.7.
Steering
pump
Figure 1.7
1.8. The steering pump directs fluid pressure to one
end of the double-acting differential steering cyl-
inder while allowing it to return from the other
end of the cylinder in order to provide steering
action.
1.9. The lift cylinder is operated by a control valve
and feedback rod under the right rear fender.
See Figure 1.9.
Direct return
To lift cylinder
Figure 1.9
1.10. The control valve directs fluid pressure to a sin-
gle-acting hydraulic cylinder that lifts the three-
point lift arms.
To return manifold
From Steering
unit
2
1.11. The hydraulic fluid flow is as follows:
1.12. Through the pick-up tube from the transmission
sump and filter, to the auxiliary pump.
See Figure 1.12.
Filter
Figure 1.12
1.13. Under pressure from the auxiliary pump the fluid
goes to the steering pump, connecting to the "P"
port on Sauer steering pumps. On Ross steer-
ing pumps, it connects to the "IN" port.
Line to
steering
unit
Auxiliary pump
(steering and
lift cylinder)
Figure 1.13
Auxiliary pump
Flow