Hydraulic System; Hydraulic Pump; Hydraulic Oil Filtration - Zetor PROXIMA PLUS 8541 Operator's Manual

HYDRAULIC SYSTEM

It consists of inner and outer circuits.
The source of the pressure oil is the
gear-wheel pump.
The oil is delivered from common filling
of the gearbox and axle final drive gear.
HYDRAULIC SYSTEM
E401

HYDRAULIC PUMP

The hydraulic pump
disengaged. When the engine runs, the
hydraulic pump is in function.
Hydraulic pump is alternatively supplied
in two sizes:
Pump type
1. UD 20
2. UD 16
The relief valve limits the pressure
induced in the hydraulic circuit to 18
MPa.
94
E402

HYDRAULIC OIL FILTRATION

cannot be The hydraulic pump sucks the oil through
the suction filter located on the left-hand
side of the gearbox. You can replace the
oil filter element without draining the oil
from gearbox.
The oil will spill from the filter body
Pump capacity
during the filter cartridge replacement. A
50 l/min
clean vessel of approximately 10 l
40 l/min
volume must be used. Prepare a new
cartridge in advance. Pour the spilled oil
back into gearbox (it holds in case that
the filter element must be replaced
outside of recommended time for the oil
or filter element replacement).
E403