Hyundai HX130LCR Manual page 138

1. SUCTION, DELIVERY AND RETURN CIRCUIT
(2)
Pb1
SWING P T ARM BUCKET
(1) (3) (2) (4)
SH
B e1 D E PS
A c
d1
Pc3
a
PS b d
e e2
PS
Pd2 Pc2
Pd40 Pd41
Pb3 Pc40 Pc41 Pc42
The pilot pump receive oil from the hydraulic tank. The discharged oil from the pilot pump flows to
the safety solenoid valve. The oil is filtered by the line filter.
The pilot relief valve is provided in the pilot pump for limiting the pilot circuit pressure.
The oil filtered by line filter flows remote control valve through safety solenoid valve.
The return oil flow into the hydraulic tank.
C6
D6
Pc6
TURNING
JOINT
Pd6
Puo
C5
D5
Pc5
Pd5
DR5
Po5
C4
D4
DR3
Pc41
Pc40
Pd40
V3
Pc3
DR2
Pa21
C2
D2
Pc2
Pd2
DR4
P03
C1
D1
Pc1
Pd1
T TRAVEL
P
DR0
P0
PS
(1) (4) (3)
Pa1 Pd1 Pc1
T BOOM
P
P1
Dr4
T1
(3) (1) (2) (4)
Po5
G PS J
F H
P03
h1 h2
(MCV)
g h j
f
Pa5 Pb5
Pb20 Pb21
T T
P04 Pa20 Pa21
OPTION C
(DOZER)
OPTION B
ARM 1
BOOM 2
SWING
TRAVEL
RIGHT
TRAVEL
STRAIGHT
Ai
Pd0 P2
P3 P1
PG(S/Motor)
P0(MCV)
P2 P3 P4
P02(MCV)
P5
T5
T2 T3 T4
Pa4
Dr3
Dr5
Pb4 P Pu
(MCV) (T/Joint) (MCV)
A1
A4 A3 A2 A1
P3
P2
P1
3-6
Pi1(Pump)
Rs
Pn2
BUCKET
ARM
REGEN
ARM 2
BOOM 1
Dr#, dr#
SAFETY
SOLENOID
VALVE
P(F/CNTL
EPPR)
Line filter
Pi2(Pump)
Pn1
B5
A5
Pb5
Pa5
P04
B4
Pb4
Pa4
Pc42
Pb3
Pd41
B2
A2
Pb21
DR1
Pb20
Pa20
P02
PS
Patt
B1
A1
Pb1
Pa1
TRAVEL
LEFT
T1
130ZF3HC02