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COMPONENTS CX130
CASE TRAINING CENTER
AUGUST 2000
Piloting
The pilot pressure coming from the remote control enters the cushion valve in B and pushes the spool E and F.
The pilot pressure goes freely to the control valve work spool end through D port..
The oil in the opposite end spool of the control valve return to the tank through the port C, and the opened return
filter port T.
Heating circuit : during this piloting time an amount of warm oil coming from R (return) flows to the remote con-
trol valve through A port.
The work spool move as a circuit without cushion valve.
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