One-Section Switchboard External Hydraulic Circuit Controlling Levers Function - Zetor MAJOR CL Operator's Manual

One-section switchboard external hydraulic circuit controlling levers function

Lever (a) function
N -Neutral position. Outlets to quick-couplers (1) and (2)
are closed and oil in the connected hydraulic device is
blocked. Lever (a) is locked in this position.
1 - Pressure in quick-coupler (1). Quick -coupler (2) is
connected with waste. After release, lever returns to
position (N).
2 - Pressure in quick-coupler (2). Quick-coupler (1) is
connected with waste. After release, lever returns to
position (N).
P -Floating position. Both quick-couplers (1) a (2) are
connected with waste and oil can freely flow in them in
both directions. Lever (a) is locked in this position.
Quick-coupler (0) is directly connected with the area of
final house driving and is designed for returned oil from
external hydraulic devices (e.g. from rotation hydro
engines etc.).
Quick-couplers engagement and disengagement
With quick-couplers engagement and
disengagement take greater care with regard for
residualoil, remaining in socket or on a plug of
a quick-coupler.This residual oil must be removed
from ecological reasons after each quick-couplers
disconnection with any textile material.
HYDRAULIC SYSTEM
74
NM13N021
NM13N022
C220