Hydraulic Pump - wsm L503 Workshop Manual

L3130 · L3430 · L3830 · L4630 · L5030, WSM

3. HYDRAULIC PUMP

The gear type hydraulic pump is adopted for these
tractor. This pump is tandem type and it is composed
two pair of gears, side plates, bushings and other
components as shown in the figure.
The hydraulic pump pressure-fed the oil drawn from
the transmission case through oil filter to power steering
circuit and main hydraulic circuit.
(1) Drive Gear 1
(2) Coupling
(3) Drive Gear 2
(4) Driven Gear 1
(5) Bushing
(6) Bushing
(7) Driven Gear 2
(8) Side Plate
7-M3
STEERING
A : From Power Steering
Controller
B : From Transmission Case
C : To Power Steering
Controller
D : To Main Hydraulic Circuit
W1014335
KiSC issued 02, 2007 A