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

Two-section switchboard external hydraulic circuit controlling levers function

Lever (a) function
N -Neutral position. Outlets to a quick-coupler (1) and (2)
are closed and oil in the connected hydraulic device is
locked. 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.
Lever (b) function
N -Neutral position. Outlets to quick-couplers (3) and (4)
are locked and the oil in the connected hydraulic device
is blocked. Lever (b) is locked in this position.
3 - Pressure in quick-coupler (3). Quick-coupler (4) is
connected with waste. After release, lever returns to
position (N).
4 - Pressure in quick-coupler (4). Quick-coupler (3) is
connected with waste. After release, lever returns to
position (N).
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.).
HYDRAULIC SYSTEM
73
NM13N019
NM13N020