Group 1 Hydraulic Circuit - Hyundai HX430L Manual

GROUP 1 HYDRAULIC CIRCUIT

36
<1-WAY OPTION>
2
37 35
37
Bo
Ao
PAo
PBo Option
T1
39
13
14
24
54
PS
T
A1 P2 A2
16
B A
T
P
[BREAKER] [FLOW
( 21 ,A1)
CONFLUX]
Pcb
OPTION FLOW CONPLUX
<2-WAY OPTION>
36
37
41
P
35
( 21 ,A1)
26
37
GA
T
34 26
P1
28
T
(1) (2)
[PEDAL [BREAKER]
SAFETY]
2
T1
39 Bo
Ao
PAo
B B1
T
C
( 41 ,P2)
A A1
B A PBo
OPTION
27
A
B
T
T1
61
14 13
OPTION FLOW CONPLUX
16
<PATTERN CHANGE>
50
ITEM PORT ITEM
A E H F G J D B 1
3
5
2
4
CAT/JohnDeere/ISO/Hitachi
3
a e h f g j d b 1
6
2
( 21 ,A1)
4
<BOOM SAFETY LOCK VALVE> <QUICK COUPLER>
8 9
( 2 ,P1g)
49
30 30
T
E PS
P
22
Pi1 Pi1
T Pi1
V2
( 2 ,Bb)
( 2 ,Ab) ( 25 ,j)
<ARM SAFETY LOCK VALVE> <TRAVEL STRAIGHT>
T E
10
( 7 ,4) ( 7 ,3)
( 7 ,2) ( 7 ,1)
47
A1 A2 A3 A4
3 3
1 2 1
2
FL FR BL BR
Pi1 ( 2 ,PBr) ( 2 ,PAr) T(dr1)
31
( 2 ,PBL) ( 2 ,PAL)
V2 ( 25 ,e)
( 2 ,Ba) ( 2 ,Aa)
<2-WAY ROTATING OPTION>
1
57
a3
Dr B1 B3 A3
LS M
T 56
P
14 13
37
B
A
16
37 <ROTATOR>
<BOOM FLOATING>
8 9
30 30
22
E PS
A1 A2 A3
Pi1
T
V2
24
G.P
P2
[FLOW
46
CONFLUX]
22
( 27 ,C)
A1 PL A2
T
D
2
2
P2c1
Bb
N1
48
Ab
PAb
A P
BOOM 1
Pcb
PBb
B
T
14 13 ( 25 , j)
[BOOM DOWN]
16
PORT ITEM PORT ITEM PORT
( 21 ,A1)
A a A
( 21 ,A1)
B b B
D d D
5 26
6
26
50 E 50 e 25 E
F f F [SWING] [ARM] [BUCKET] [BOOM]
P T P T
G g G
H h H
J j J
(1) (3) (2) (4) (3) (1) (2) (4)
D E
A B F G H J
25
e2
a c b d PS e PS d1 f g h PS h1 j PS h2
B ( 2 ,PAs) ( 2 ,PBs) 29
[SWING CCW] [SWING CW]
A ( 2 ,PAb)
( 2 ,PSp)
[BOOM DOWN] [BOOM HOLDING]
B A
[SWING
C
24
PRIORITY]
PS
( 2 ,PAc)
[BUCKET IN]
( 2 ,PBc)
[BUCKET OUT]
( 2 ,PBa) ( 2 ,PBa2) ( 2 ,Pca)
[ARM OUT] [ARM2 OUT] [BUCKET FLOW CONFLUX]
( 2 ,PAa) ( 2 ,P2c2) ( 2 ,PAa2)
( 2 ,PBb) ( 2 ,PBb2)
[ARM IN] [ARM HOLING] [ARM2 IN]
[BOOM UP] [BOOM2 UP]
( 2 ,PL1)
( 12 ,P)
( 5 ,P) RCV
( 2 ,Pns)
21
( 6 ,P) RCV
A5 A4 A2 A1
P4 SWING
( 3 ,PG) ( 7 ,P) PEDAL
PARKING
P3
P2
( 2 ,Pa) MCV
( 2 ,P) MCV
P1
( 1 ,Psv1) M/PUMP
T
BOOM
TRAVEL POWER SAFETY
( 1 ,A3)
2nd BOOST
PRIORITY
SPEED
4
LH
Dr
( 2 ,Px)
3
SRG ARG
Dr
(RG)
SH
SGo
PG
( 21 ,P4)
Au
Dr
Mb
GB GA
B A
B(CW) Mu A(CCW)
( 2 ,R4)
A
( 2 ,Bs) ( 2 ,As)
C
( 2 ,Ar)
( 2 ,Br)
N2
Pca
[BUCKET IN/OUT] ( 29 ,c)
Dr3
P2c2
[ARM HOLDING] ( 24 ,e)
Ba
[ROD]
[HEAD] Aa
PAa
[ARM IN] ( 24 ,e)
PBa ARM 1
[ARM OUT] ( 24 ,d)
Bo
Ao
PAo
OPTION
PBo
(Ck2)
Drb
PBb2
[BOOM2 UP] ( 24 ,h)
BOOM 2
PSp
[SWING PRIORITY] ( 24 ,c)
Dra
Bs
( 3 ,B)
As
( 21 ,A1)
( 3 ,A)
PAs
[SWING CCW] ( 24 ,a)
7 26
PBs SWING
[TRAVEL] [SWING CW] ( 24 ,b)
P T
Dr4
Pns
[BOOM PRIORITY] ( 21 ,A5)
Br
( 12 ,A)
Ar
( 12 ,C)
TRAVEL(RH)
(2) (1) (4) (3) PAr
[LH-BW] ( 7 ,1)
PBr
( 2 ,PBr) ( 2 ,PBL)
[LH-FW] ( 7 ,2)
[LH-FW]
[RH-FW]
( 2 ,PAr) ( 2 ,PAL)
[RH-BW]
[LH-BW]
R3
( 2 ,P2c1)
22
( 21 ,P2)
a1 a2
a4 A1
Psv1 PS PS
Psv2
a5
1
( 2 ,PAcs)
[BOOM PRI']
26
29
A
Pi1
C
B
55
23
A2 A1
P
Out
B1 Dr3,Dr4 B3
FC2 FC1
59 Dr1,Dr2
3-1
SECTION 3 HYDRAULIC SYSTEM
RH
Dr Dr
Dr 10 11
Pi Pi
Pi Pi
N N
Ma Ma Mb
1
A B
2
3
P
D
Dr 12
4
B
Pk
5
( 2 ,BL)
( 2 ,AL)
6
( 21 ,A4)
7
(P3) (P4) 8
2
9
10
N1
( 29 ,B(To Pi2))
11
12
Pcb 13
14
15
16
PAa2
( 24 ,e)
17
ARM 2 PBa2
( 24 ,d)[ARM2 OUT]
18
19
20
Ac [HEAD]
Bc [ROD]
21
PAcs
( 24 ,h)[BOOM PRI']
22
PAc
( 24 ,f) [BUCKET IN]
BUCKET
PBc
( 24 ,g) [BUCKET OUT] 23
Dr3'
24
P2c1
( 24 ,j) [BOOM HOLDING]
25
Bb [HEAD]
26
Ab [ROD]
27
PAb
( 24 ,j) [BOOM DOWN]
BOOM 1 28
PBb
( 24 ,h) [BOOM UP]
P PS
( 21 ,P3)
Px 29
AL
( 12 ,D)
30
BL ( 3 ,SH)
( 12 ,B)
[SWING PARKING]
PAL
( 7 ,3) [RH-BW]
31
TRAVEL(LH) PBL
( 7 ,4) [RH-FW]
34
Py 35
24
PS
36
(PTb)
PL1 37
( 21 ,A2) [POWER BOOST]
39
R4
( 3 ,Mu)
41
T1 Pa P2g
P1g
( 21 ,P3) P2 P1 46
47
48
49
50
54
23
14 13 60
55
29
PS In
56
A
Pi2
C Out
16 57
26
17
B
58
( 2 ,N1)
15
59
20
18
60
a3
24
PS 19
61
A3
( 21 ,P1)
380L3HC01
8 9
Main pump
Main control valve
Swing motor
Travel motor
RCV lever(LH)
RCV lever(RH)
RCV pedal
Boom cylinder(LH)
Boom cylinder(RH)
Arm cylinder
Bucket cylinder
Turning joint
Check valve
Check valve
Hydraulic tank
Oil cooler
Air breather
Return filter
Suction strainer
Drain filter
4-cartridge valve
Pressure sensor
Pressure sensor
Pressure sensor
Shuttle block
Last guard filter
5-shuttle valve(option)
Tee shuttle(option)
Tee shuttle
Boom safety valve(option)
Arm safety valve(option)
2-way pedal(option)
Accumulator(option)
Accumulator(option)
Stop valve(option)
Pro relief valve(option)
3-solenoid valve(option)
Boom floating valve(option)
Solenoid valve(option)
Solenoid valve(option)
Solenoid valve(option)
Pattern change valve(option)
Solenoid valve(option)
2-EPPR valve
Proportional valve(option)
Gear pump(option)
RCV lever(LH/RH, option)
Remote fan pump
Remote fan motor
Pro relief valve(option)