| NOTES:
DISPLACEMENT
CHANGE SYSTEM IS REALIZED HYDRAULICALLY.
IT IS NOT
NECESSARRY TO PRESSURE CONTINUOSLY THE PORT (X OR
Y) TO MAINTAIN GIVEN CAPACITY.
IT IS
POSSIBLE TO TAKE OIL FROM THE HYDRAULIC CIRCUIT
(see suggested circuit '1') OR BY PUMP (see
suggested circuit '2')
Pressure X
for SMALL DISPLACEMENT
Pressure Y
for LARGE DISPLACEMENT
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