Schematic All Models

1DOZER SERIES TABLE OF CONTENTS Electrical Circuits DD80, DD80L - Canopy Canopy Model .......................................................................3 DD80, DD80L - Cabin Model..........................................................................4

Hydraulic Circuits DD80, DD80L .................................................................................................6

2ELECTRICAL CIRCUITS


3HYDRAULIC CIRCUITS

DD80, DD80L

13

LEFT THROTTLE STEER

F-N-R ROTARY POSITION SENSOR + 0 AB C

+0 A BC

12

NEUTRAL SWITCH

RIGHT STEER

+0 A B15 C

+0 A BC

G / R

LEFT RIGHT LEFT INCH/ MOTOR MOTOR BRAKE ENGINE SPEED SPEED EDC A B SPEED +0 0 +0 AB C A BC BC +0A BC

RIGHT EDC AB

B2

SYSTEM ERROR LAMP

TILT CYLINDER

14

4-CHARACTER ALPHA/NUMERIC LED (for CALIBRATION & DIAGNOSTICS) <> (RS232)

AM-2

B1 LIFT CYLINDER 195 bar 2 1

SHUTTLE VALVE C1

2

BM-2

TR(L)

HP FILTER

1

HP FILTER

1 2

3

23 6

SW

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP CROWD

7

8

3

L, TRA TRAVEL VEL

2 4 FORWARD BACKWARD

R, TRA TRAVEL VEL FORWARD BACKWARD

BOOM 2 UP

BUCKET 4

DOWN

1 3 DUMP CROWD

MOTOR SPEED

TR(R)

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

4 3

ELECTRIC C D DISPLACEMENT B CONTROL A OPT N S DC SWITCH

4

3 4

BM-1

R

COMMUNICATION

AM-1

BRAKE VALVE

L

A1

CONTROL VALVE (3-SECTION)

11 11

DC SWITCH

R ANGLE CYLINDER

A2

15

16

ELECTRIC DISPLACEMENT C D CONTROL A B BKT N S

L

A3

245 bar

B3

+ = 5 VOLTS DC 0 = SIGNAL - = GROUND

GREEN - POWER LED RED - STATUS STATUS LED

CALIBRATION SWITCH + -

245 bar

ENGINE SPEED SENSOR

SENSOR

9

SENSOR

4

17 18 20

DB58 91ps/1800rpm

20 bar

CHARGE 19 PUMP

36.3kg.m/1600rpm

15 bar

15 bar

420 bar 420 bar

20 bar

CHARGE PUMP

3

420 bar 420 bar

max displ. IMPLEMENT PUMP

5 21

TANDEM PUMP

(FRONT)

1

ENGINE

2

max displ.

22

LEFT TRAVEL MOTOR

RIGHT TRAVEL MOTOR

HQA7001L

DD80 (L) DOZER HYDRAULIC CIRCUIT AIR BREATHER

MOTOR

SPEED SENSOR

SENSOR ENSOR

DH 450..........................................................................................................35


DH 030

Name

Model DH30 ELECTRICAL DIAGRAM NO. 2010-8036 DOOSAN INFRACORE

DH 050

Name

Model DH50 ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

DH 050

Name


DH 130 (S/N 0483 AND UP)

Name


DH 130W

Name

Model DH130W ELECTRICAL DIAGRAM NO. 2010-8022 DOOSAN INFRACORE

DH 130-2

Name

Model DH130-2 ELECTRICAL DIAGRAM NO. 2010-8026A DOOSAN INFRACORE

DH 180 / DH 220

Name

Model DH180/DH200 ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

DH 200W

Name

Model DH200W ELECTRICAL DIAGRAM NO. 2010-8019 DOOSAN INFRACORE

DH 280LC

Name

Model DH 280 ELECTRICAL DIAGRAM NO. 2010-8005A DOOSAN INFRACORE

DH 450

Name

Model DH450 ELECTRICAL DIAGRAM NO. 2010-8029A DOOSAN INFRACORE

3HYDRAULIC CIRCUITS

DH 030

Name

Model DH30 HYDRAULIC SCHEMATIC NO. 2010-8036 DOOSAN INFRACORE

DH 050 (S/N 0001 THRU 5600)

Name

Model DH50 HYDRAULIC SCHEMATIC NO. 2010-8035 DOOSAN INFRACORE

DH 050 (S/N 5601 THRU 5999)

Name

Model DH50 HYDRAULIC SCHEMATIC NO. DOOSAN INFRACORE

DH 050 (S/N 6001 AND UP)

Name


DH 130

Name


DH 130W

Name

Model DH130W HYDRAULIC SCHEMATIC NO. 2010-8022 DOOSAN INFRACORE

DH 130W

Name


DH 130-2

Name

Model DH130-2 HYDRAULIC SCHEMATIC NO. 2010-8026A DOOSAN INFRACORE

DH 170

Name

Model DH170 HYDRAULIC SCHEMATIC NO. 2010-8016A DOOSAN INFRACORE

DH 180 / DH 200

Name

Model DH180/DH200 HYDRAULIC SCHEMATIC NO. DOOSAN INFRACORE

DH 200W

Name


DH 200W

Name


DH 220 (S/N 0001 THRU 1779)

BOOM CYLINDER from S

H

RED

RED

SH

Py

PL

PG

from Pg

DB

PR

Px

C PB

PA

A RIGHT

BR1

al1

B

bl1

LEFT

RS

LEFT

BACKWARD REMOCON B (ar1)

ar1

SWING

br1

RIGHT al2

FORWARD A

FORWARD

BACKWARD A

B

UP

BOOM

DOWN ar2

OPTION

al3 bl3

2

1

4

3

2

1

4

3

REMOCON (ar1)

br2

DUMP BUCKET CROWD BUCKET CYLINDER DUMP

ARM CYLINDER

ar3

ARM

br3

CROWD FORWARD

al4

TRAVEL(R)

BACKWARD

bl4

a

FORWARD

TRAVEL(L)

BACKWARD b

1.0 REMOCON ( al3)

d

FL

Py

1.0

Dr

Px

FR

c

to PUMP(Pl1)

to PUMP(Pl2)

ACCUMULATOR 2

P

to SH (S /M)

1

CUT-OFF SOLENOID VALVE

B

A2

A4

A1

A3

4

3

1

3

4

2

T

2 speed travel

P

A B

T

P

P

T

T

SWING 4

A2

3k

R E L O O C L I O

a2

a3

Psv

LEFT

A1

a1

bl1

to Pg (S /M)

ARM 2

RIGHT

1

3

CROWD DUMP

FROM FR(C/V)

FROM FL(C/V) 4.5K

Pl1 Pl2

R.TRAVEL A3 A4 BACKWARD FORWARD

BUCKET

BOOM 2 UP

4 DOWN

1 3 DUMP CROWD

FL

al1

al2

c PILOT FILTER

L.TRAVEL A2 A1 BACKWARD FORWARD

a

al3

al4

bl3

to lock valve ( ARM )

br1

ar3 bl4

br3

ar1

d

b br2

Pl2 (PUMP)

ar2

to lock valve ( BOOM )

AIR BREATHER

AUTO IDLE CYL. FULL FLOW FILTER

33

+2 0 k

D1146 135PS /2000rpm 50Kg.m/1600rpm

( Serial NO.1 - 1779 )

a4

HYDRAULIC OIL TANK

Name

Model DH 220 HYDRAULIC SCHEMATIC NO. 2010-8025B DOOSAN INFRACORE

DH 220 (S/N 1780 AND UP)

BOOM CYLINDER from S

H

RED

RED

SH

Py

PL

PG

from Pg

DB

PR

Px

C PB

PA

A RIGHT

BR1

al1

B

bl1

LEFT

RS

LEFT

BACKWARD REMOCON B (ar1)

ar1

SWING

br1

RIGHT al2

FORWARD A

FORWARD

BACKWARD A

B

UP

BOOM

DOWN ar2

OPTION

al3 bl3

2

1

4

3

2

1

4

3

REMOCON (ar1)

br2

DUMP BUCKET CROWD BUCKET CYLINDER DUMP

ARM CYLINDER

ar3

ARM

br3

CROWD FORWARD

al4

TRAVEL(R)

BACKWARD

bl4

a

FORWARD

TRAVEL(L)

BACKWARD b

1.0 REMOCON ( al3)

d

FL

Py

1.0

Dr

Px

FR

c

to PUMP(Pl1)

to PUMP(Pl2)

ACCUMULATOR

2

P

to SH (S /M)

1

CUT-OFF SOLENOID VALVE

B

3k

R E L O O C L I O

a2

T

LEFT

A1

a1

bl1

to Pg (S /M)

FROM FR(C/V)

FROM FL(C/V) 4.5K

Pl1 Pl2

1 2

P

P

ARM 2

RIGHT

1 3 CROWD DUMP

PILOT FILTER

L.TRAVEL

R.TRAVEL

A2 A1 BACKWARD FORWARD

A3 A4 BACKWARD FORWARD

T

BUCKET

BOOM 2 UP

4 DOWN

1 3 DUMP CROWD

FL

al1

al2

c

140 x 95 x 16 35

4 3

B T

SWING

Psv

A3

P

4

a3

A4

A1

T

2 speed travel CHECK VALVE

A2

A2 3

4

a

al3

al4

bl3

to lock valve ( ARM )

br1

ar3 bl4

br3

ar1

d

b br2

Pl2 (PUMP)

ar2

to lock valve ( BOOM )

AIR BREATHER

AUTO IDLE CYL. FULL FLOW FILTER

33

+2 0 k

D1146 135PS /2000rpm 50Kg.m/1600rpm

( Serial NO. 17 80 - )

a4

HYDRAULIC OIL TANK

Name

Model DH 220 HYDRAULIC SCHEMATIC NO. 2010-8025B DOOSAN INFRACORE

DH 280

Name

Model DH280 HYDRAULIC SCHEMATIC

NO. 2010-8005A DOOSAN INFRACORE

DH 320

Name


DH 450

Name


Solar 220LC-III (S/N 1421 thru 1880)...........................................................35 Solar 220LC-III (S/N 1881 and Up)...............................................................36 Solar 280LC-III (S/N 5001 thru 5070)...........................................................37 Solar 280LC-III (S/N 5071 thru 5274)...........................................................38 Solar 280LC-III (S/N 5275 thru 5674)...........................................................39 Solar 280LC-III (S/N 5675 and Up)...............................................................40 Solar 330LC-III..............................................................................................41 Solar 400LC-III..............................................................................................42 Solar 450-III (S/N 0001 thru 0003) ...............................................................43 Solar 450-III (S/N 0004 thru 0035) ...............................................................44 Solar 450-III (S/N 0036 and Up) ...................................................................45


SOLAR 130LC-III

Name

Model Solar 130-III ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

SOLAR 170LC-III

Name

Model Solar 170-III ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

SOLAR 170W-III

Name

Model Solar 170W-III ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

SOLAR 170W-III

Name

Model Solar 170W-III ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

SOLAR 330LC-III

Name

Model Solar 330LC-III ELECTRICAL DIAGRAM NO. DOOSAN INFRACORE

3HYDRAULIC CIRCUITS

SOLAR 130LC-III SWING DEVICE

(M2X63-255)

CONTROL VALVE

PG xAk2

Pa L

W

Ck1

Fl

Dr2

Fr

NR1

DB

GM18VL-J-37/54-2

BUCKET CYLINDER

BOOM CYLINDER

( Ø1 00 xØ 65 -9 65 )

( Ø1 10 xØ 95 -1 080)

SH

(36.7/54.2 cc/rev)

RED

RED

(DX22-1)

NR2

HV BC ( )

255 BAR

255 BAR

x

xAa1 B (RH)

Ba1

C

Aa2

xAa2

x Ba2

ARM1

A (LH)

ARM2

BP

xBa1

xBa2

) (

Csp

FORWARD B

BOOM HOLDING VALVE

BACKWARD A

BACKWARD B

FORWARD A

TRAVEL(L)

TRAVEL(R)

Bk1

BKT

SWING

xAs

( )

xBk

LCk

(OPTION)

LCs

3 4

Ck2

2 1

Ao

Atl xBtl xAtl

Bo

OPT

TR(L)

Btl

ARM CYLINDER

Dr3

xAk

SP

Bs

SERIAL NO.: 54-

T

xBb1

LCb1

C

Ak1

As

xBs

REACTIONLESS V/V

A

Bb1

( )

Dr1 xSW PSP

BOOM1

CCb

BOOM2

xBb2

SERIAL NO.: 221 -

)(

Ab1

xOP OP

A2

Pi

xAb1

LCa1

C1

A1

PBP

Aa1

xAo

xBo C2

(Ø120xØ80-1165)

Atr xAtr

TR(R)

TS SQ

2

Btr

A2

1

3

1

3

A1

4 MR

4

A4

xBtr

A3

2

300K/90L(Pz=0K) 320K/90L(Pz 20K) P P1

Pz

Px

Nzx Pg

Nzy Py

P2

R

19k

19k

T

P

3

2 DUMP

SWING 1

BREAKER PACKAGE VALVE

LEFT

L.TRAVEL

ARM

RIGHT

4

R.TRAVEL


CROWD

xBtl

xAtl

BUCKET

BOOM


4

2

UP

1 DUMP

DOWN

3

CROWD

xBtr

xAtr

P C4

T

xBb1

C1

Psv A1

A2

Pz3

a2

RESTRICTOR Pcr=3.0k

PRE SS. SENSOR

0.05k

d e e p s 2

u s s

e r P

A2

VALVE

A1

EPOS VALVE A1 xAa2

P

C1 A2

T P SOLENOID PACKAGE 1

1.0±0.2k(ABS)

HYDRAULIC OIL TANK

B2

Pi1

(REAR)

xAk2

T B1

A4

Pi2

xAk

SHUTTLE A3

xBa2

FULL FLOW FILTER Pcr=1.5k

xBb2 xAb1 xBk

f f o t u C

Pz1

OIL COOLER RESTRICTOR Pcr=1.5k

0.5k

p u e r

(FRONT)

Pz2

AIR BREATHER

C2

xBo a1

PRESS. SENSOR

C3

DAEWOO DB58T

Pcr=1.5k

CHECK VALVE 1 2

xBs

xSW

xAs

xBa1

xAa1

A1

A2

PBP

PSP

3

P=1.5k a3

A3

B3

B1

Dr

K3V63DT-110R-HN0J P = 320 Kgf/cm2 , 40 Kgf/cm2 Q = 2x129 l/min , 20 l/min

110PS /1850rpm 40kg.m/1600rpm PILOT FILTER

Name ACCUMULATOR

Model Solar 130LC-III HYDRAULIC SCHEMATIC NO. DOOSAN INFRACORE


(M2X63-255) SH

CONTROL VALVE

PG xAk2

Pa L

W

Ck1

Fl

Dr2

Fr

NR1

DB

GM18VL-J-37/54-2

BUCKET CYLINDER

BOOM CYLINDER

( Ø1 00 xØ 65 -9 65 )

( Ø1 10 xØ 95 -1 080)

(36.7/54.2 cc/rev)

RED

RED

(DX22-1)

NR2

HV BC ( )

255 BAR

255 BAR

PBP

Aa1

a xA 2

xAa1 B (RH)

Ba1

C

A (LH)

ARM1

xBa1

C1

A1

xAa2

x Ba2

ARM2

BP

xBa2

) (

xAas

LCa1 Ab1

xOP

xAb1

OP

Csp

xSW PSP

xBb1

BACKWARD A

BACKWARD B

FORWARD A

TRAVEL(L)

TRAVEL(R)

LCb1 Ak1

As

xAk

SP

xBs Bs

Bk1

BKT

SWING

xAs

( )

xBk xAks

LCk LCs

3 4

Ck2

2 1

Ao

Atl xBtl xAtl

Bo

OPT

TR(L)

Btl

ARM CYLINDER

FORWARD B

Bb1

( )

Dr1 A2

BOOM1

CCb

BOOM2

xBb2

xAo

xBo C2

(Ø120xØ80-1165)

Atr xAtr

TR(R)

TS SQ

2

Btr

A2

1

3

1

3

4 MR

4

A4

xBtr

A1

A3

2

300K/90L(Pz=0K) 320K/90L(Pz 20K) P P1

Pz

Px

Nzx Pg

Nzy Py

P2

R

19k

19k

T

P

SWING 1


LEFT

L.TRAVEL

ARM 3

RIGHT

2 DUMP

4

R.TRAVEL


CROWD

xBtl

xAtl

BUCKET

BOOM 4

2 UP


1 DUMP

DOWN

3

CROWD

xBtr

xAtr

P C4

T

xAks xBb1

C1

Psv A1

A2

Pz3

a2

RESTRICTOR Pcr=3.0k

PRESS. SENSOR

0.05k

d e e p s 2

u s s

e r P

A2

VALVE

A1

xAk2

EPOS VALVE T A1

B1

A4 B2

Pi2

xAk

SHUTTLE A3

xBa2


xBb2 xAb1 xBk

f f o t u C

Pz1

OIL COOLER RESTRICTOR Pcr=1.5k

0.5k

p u e r

(FRONT)

Pz2

AIR BREATHER

C2

xBo a1

PRESS. SENSOR

C3

Pi1

xAa2

P

C1 A2

T P

xBs

xAas

xAs

xBa1

xA a1

A1

A2

xSW SOLENOID PACKAGE 1

1.0±0.2k(ABS)

(REAR) HYDRAULIC OIL TANK

DAEWOO DB58T

Pcr=1.5k

CHECK VALVE 1 2

PBP

PSP

3

P=1.5k a3

A3

B3

B1

Dr

K3V63DT-110R-HN0J P = 320 Kgf/cm2 , 40 Kgf/cm2 Q = 2x129 l/min , 20 l/min

110PS /1850rpm 40kg.m/1600rpm PILOT FILTER

Name ACCUMULATOR

Model Solar 130LC-III HYDRAULIC SCHEMATIC NO. 2010-8043 DOOSAN INFRACORE


(M2X63-255)

BUCKET CYLINDER

SH

PG Pa

W

xAk2

L

Ck1

Fl

Dr2

CONTROL VALVE

Fr

NR1

DB

G M1 8V L- J- 37 /5 4- 2

BOOM CYLINDER

(Ø100xØ65-965)

( 36 7. /5 4. 2c c/ re v)

RED

(Ø110xØ95-1080)

RED

(DX22-1)

NR2

HV BC ( )

255BAR

255BAR

x

xAa1

B (RH)

Ba1

C

Aa2

xAa2

x Ba2

ARM1

A (LH)

ARM2

BP

xBa1

xBa2

) (

LCa1

xAb1 Ab1

xOP OP

xSW PSP

A2

BACKWARD A

B

BACKWARD

FORWARD A

B TRAVEL(L)

TRAVEL(R)

xBb1 LCb1

Ak1 As

xAk

SP

xBs Bs

REACTIONLESSV/V

FORWARD

Bb1

( )

Csp Dr1

C1

BOOM1

CCb

BOOM2

xBb2

Bk1

BKT

SWING

( )

xAs

xBk

LCk

(OPTION)

LCs

3 4

Ck2

2

1

Ao

Atl

xAo

xBtl Btl

ARM CYLINDER

A1

PBP

Aa1

OPT

TR(L)

xAtl

Bo xBo

C2

(Ø120xØ80-1165)

Atr xAtr

TR(R)

TS SQ

2

Btr

A2 3

1

3 A1

4 MR

4

A4

xBtr 1

A3

2

300K/90L(Pz=0K) 320K/90L(Pz 20K) P

Nzx P1

Pz

Px

Nzy Py

Pg

P2

R

19k

19k

T

P

SWING 1

BREAKERPACKAGE VALVE

L.TRAVEL

ARM 3

2

4

2

FORWARD BACKWARD

CROWD

RIGHT

R.TRAVEL

1

DUMP

LEFT

xBtl

xAtl

3

xAtr

BUCKET

BOOM 4

FORWARD BACKWARD

4

2

1

UP

3

DUMP DOWN

CROWD

xBtr

P T

C4 xBb1

C1

Psv A1

A2

Pz3

a2

C2

p u e r u s s e r P

xBo

a1 PRESS.SENSOR

PRESS.SENSOR

RESTRICTOR Pcr=3.0k

C3

d e e p s 2

A2

SHUTTLE VALVE

A1

AIR BREATHER

0.05k

A8V59ESBR6.202F2 -932-0

xBa2

B2

Pi1

P

HYDRAULIC OIL TANK

xAa2

P

C1 A2

T

SOLENOID PACKAGE 1

1.0±0.2k(ABS)

(REAR)

xAk2

A1

B1

A4

Pi2


xAk

T

Pz1

RESTRICTOR Pcr=1.5k 0.5k

xBk

EPOS VALVE

Pz2

OIL COOLER

xAb1

f f o t u C

(FRONT) A3

xBb2

DAEWOO DB58T

Pcr=1.5k

CHECK VALVE 1 2

xBs

xSW

x As

x Ba 1

x Aa 1

A1

A2

P BP

P SP

3

P=1.5k

a3 A3

B3

B1

Dr

K3V63DT-110R-HN0J P = 320 Kgf/cm2 ,40 Kgf/cm2 Q = 2x129 l/min ,20 l/min

110PS/1850rpm 40kg.m/1600rpm PILOT FILTER

Name ACCUMULATOR

Model Solar 130LC-III HYDRAULIC SCHEMATIC NO. 2010-8043A DOOSAN INFRACORE

SOLAR 130W-III (S/N 0001 THRU 1720) WITH DX22 CONTROL VALVE

0.35 L 15BAR

DOZER/OUTRIGGER

ARTICULATED BOOM

ARM/SWING

BOOM/BUCKET

P1

Fl

P2 (R)

PZ2

A2

A1

PZ1

PL

G-TS 1

P

T

2

1

P

T

2

2

P

4

1

T

2

3

P

4

1

T

3

B3

A3

B1

B4

C4

a (DN)

A4 b (UP)

XAd (DN)

XBd (UP)

XAb1 (DN)

ARM

SWING B2 C2

A2

X Bs ( R)

XA s X Ba 1 ( L) ( DU )

XA a1 (CR)

XBb2 XBb1 (UP)

T/M & PILOT SUPPLY VALVE C7

XBk (DU)

XAk (CR)

1.5BAR

XAks

X Ba 2

X Aa 2

P

6.5cc/rev i=1.1026

T

C4

A1

C1 XBo

TB Pbp

W

Psp

C3

C11

C4

FOWARD

XAt

C12

PTO

S3

40bar PA

S

HA

C3

C6 103BAR 125BAR

C5

PA

C2

LO HI

BRAKE SUPPLY VALVE

2x0.7 L 30BAR

PSA ACC A

C4

G-TM

CRUISE

BREAKER A2

134PS/2200RPM 42Kgm/1600RPM

C1 0.7 L 8BAR

C2 C3

EMERGENCY PULL

C14

A3

P

W

C10

SPEED LIMITER 1850RPM

DAEWOO DB58T (M1)

BREAKER VALVE

TRANSMISSION PRESSURE WARNING

33±2BAR

PX

(M2)

T

P1

26BAR

13BAR

C16

REVERSE

XBt

+1 0

C1

PILOT SUPPLY CUT-OFF

PS

PG PD

XAas

GP

T1

C8

1.5BAR

XAk2 XSw

T

TRAVELMODE POWERMODE

BOOM

A1

P1

C15

BUCKET

160BAR

ACC B

C5

PSD

CHOCK

AC

G1

DOZER & O/R

W

65BAR LOW PRESSURE WARNING

AB

C6

10.7cc/rev T

12.7cc/rev

TS

TR

SD

CH

C2 T

Fr

19BAR

A

AUTO IDLE

P

MODULATION VALVE SWING MOTOR

0.5BAR

SH

1BAR

W

W

A1

A2

19BAR

Pg

TRAVEL MODE

R

Py

P2

SH Px

TB

PG

P4

P1

W

Pz

3BAR

w

DB

P1

BR1

PL

P3

T1

W

BL1

CRUISE RELEASE

1.5BAR

3BAR

MRV 255

k

Bt

3BAR TANK

TRAVEL

XAt

A (LH)

P2

BR2 1.5BAR

300bar 350bar

XBt

W

CRUISE RELEASE

C

T2 BL2 BRAKE VALVE 60BAR

B (RH)

At

XBo

XAd Bo XAo Ao

320

OPTION

DOZER/STAB.

ROD

300

Bd

HEAD

300

Ad

XBd 320

STEERING VALVE

Ck2 XAks XBk

CENTER JOINT

XAs Bk1

320

ROD

BUCKET

Ak1

320

As

XBb1 Bb1

BOOM2 320

HEAD

320

ROD

BOOM1

1

3 4

3 4

3 8

3 8

1

3

4

2

5 6

1 4

3 4

0

1

3

4

3 8

3 8

1 4

TOP ROTARY 7

MAIN ROTARY

Psp XSw 140BAR

ARM1

CHOCK P1

MB

ARM

ROD

300

Ba1

HEAD

300

Aa1

370BAR

BC

Dr3

DOZER

J M

ANTICREEP

Pbp

E

Ck1

BL

Y

BR

A

370BAR

T

TB

MA

DOZER,O/R SELECTER

Pal

Pi (FWD)

ARTICULATED BOOM

Fl

B (REV)

XAa1

XAa2

200BAR

OUTRIGGER

P2

XAas XBa1

BP

XBa2

Fr

200cc/rev

3 4

op

ARM2 Ab1

2 1

Dr2 Xop XBb2

XAb1

3 8

XBs

SP

HEAD

6

3 8

Bs

SWING

XAk

5

TRAVEL MOTOR A T W C

B

STEER CYLINDER

DX22 C/V

P CHOCK

OUTRIGGER

PZ1 C3

REARAXLE BRAKE

XAk2

BUCKET

1 - 1720

300BAR

1.0 L 50BAR

FRONT AXLE BRAKE

300BAR a

b

BOOM FULLOPEN

2440-9229A

Name

Model Solar 130W-III HYDRAULIC SCHEMATIC

HALFOPEN

NO. 2010-8039 DOOSAN INFRACORE

SOLAR 130W-III (S/N 0001 THRU 0097)

DOZER/OUTRIGGER

ARTICULATED BOOM

ARM/SWING

BOOM/BUCKET

P2

Pi2

Pi1(C2) (R)

PZ2

A2

P1 A1

PZ1

P L1 P

B5 B6

T

2

1

A5

C

P

Pa (DN)

T

A6

2

Pb (UP)

2

P

4

B3

1

A3

T

B1

2

3

P Ab (UP)

ARM A4 B2

C

B4

C

4

1

T

3 0.35 L 15BAR

BUCKET P Bc P Bb P Ac (DN) (DU) (CR)

A2

1.5BAR

P BS (R )

P AS P Aa ( L) (D U) P AaS

C1

C3

PX

DAEWOO DB58T

(M1)

P 4 (BRAKE CHARGE VALVE)

A3

P i1

S3 PA

P Ain

P C


S

40bar PA

HA

C4

C5 CRUISE

C11

C20 12.7cc/rev

T

TS

TR

SD

CH

FG

P 14

D r3

BREAKER VALVE

P OP1

0.5BAR

BOOM

320BAR

FD

FAB

AC

W

W

TRANSMISSION PRESSURE WARNING

P Bb

3BAR

3BAR

T1

W

TA

1.5BAR

BL1

CRUISE RELEASE

P Bb 1.5BAR

3BAR TANK

BOOM

W

FULL OPEN

CRUISE RELEASE

Bc

T2 BL2 BRAKEVALVE 60BAR

(CR)

BUCKET

320BAR

320BAR

P BC

P BC HALF OPEN

P Ac Ar

BUCKET

Br

TRAVEL

P Ar (FWD) P1

350BAR 300BAR

P 1SS Ps P SW

P Br (REV)

P Br

P L1

P L1

STEERINGVALVE

T

DB A (LH)

300BAR 350BAR

P2

P L2 P BS

SWING

P AS

P L2 P BS

P Aa

255BAR

CENTER JOINT

W

0

5

6

1 4

3 8

3 8

1

3 4

3 4

3 8

3 8

1

3

4

2

5

6

1 4

3 4

0

1

3

4

3 8

3 8

1 4

TOP ROTARY

200cc/rev

3 4

7

MAIN ROTARY

C

B (RH) ARM

P Aa

P Ba

140BAR

255BAR SWING MOTOR

Ca

P AaS

320BAR

CHOCK SH

P Ba

320BAR

P1

MB

PG

360BAR

B (REV)

ARM

Aa (DU) U1

DOZER

D R2

J M

P OP3

360BAR

TB

MA

DOZER,O/R SELECTER

P i2

PZ2 ( DO WN) A

300BAR

REARAXLE BRAKE

B ( UP )

Y

BR

STEER CYLINDER

A T

P3

BL

A TRAVEL MOTOR

ARTICULATED BOOM P OP2 P B1

Pi (FWD)

E T

TA(STD)

200BAR

OUTRIGGER

P2

Ba (CR)

P OP3(ARTI BOOM)

2 1

Bs As

W

19BAR AUTO IDLE

P2

BR2

Ac (DU)

P Acs

P1

BR1

A2

A2

AB

26BAR

w

1.0 L 50BAR

320BAR

T

SH

LOW PRESSURE WARNING

W

Bb (DN)

P Ab

P AS

65BAR

C19 RAB

Ab (UP)

X 1

A1

W

1BAR

T1 D R1

P

MODULATIONVALVE

BREAKER

A1

P Ar

PSD

65BAR C6

10.7cc/rev

A

P Ac

ACC B

C6 C10

T

Pop1(BREAKER)

P

DIGGING BRAKE

DOZER & O/R

P A1

TA(STD)

PA

2x1.4 L 45BAR

PSA ACC A

C5

CHOCK

W

G1

160BAR

C18

C12 PTO

C13

LO HI

FORWARD

3BAR

6.5cc/rev i=1.1026

P A1S

C14 C11

P Ar

C2 C3

G-TM

C10

W


C12

C3

EMERGENCY PULL

3BAR

(M2)

P4

0.7 L 6BAR

125BAR

C1 LOAD103BAR UNLOAD125BAR

C2

REVERSE

P Br

C2 PZ1

13BAR

33

PD P OP1

C4

BRAKE CHARGE VALVE

T1 C1

C9

C4

P A1

P1

GP

C16

PS

T

T

C7 C8 PILOTSUPPLY CUT-OFF

PG

BREAKERVALVE

P Ba (CR)

T/M & PILOT SUPPLYVALVE

TRAVEL MODE POWER MODE

1.5BAR

P

a Pop3 b (DN) (UP)

P1

C15

BOOM

A1

SWING

P

CONTROL VALVE P4

P L2 G-TS

1

P

W C

B

CHOCK

OUTRIGGER

1 - 97

FRONT AXLE BRAKE

300BAR 300BAR

Pa

Pa

Pb

Pb

135BAR a

P

a

b

2440-9229

Pi

b

Name

Model Solar 130W-III HYDRAULIC SCHEMATIC NO. 2010-8039 DOOSAN INFRACORE

SOLAR 130W-III (0098 AND UP)

0.35 L 15BAR

DOZER/OUTRIGGER

ARTICULATED BOOM

ARM/SWING

BOOM/BUCKET

P2

Pi2

Pi1(C2) (R)

PZ2

A2

P1 A1

PZ1

P L1

P L2 G-TS

1

P

B5

B6

T

2

1

A5

C

P

Pa (DN)

T

A6

2

Pb (UP)

2

P

4

B3

1

A3

T

B1

2

3

P Ab (UP)

ARM

B4

A4 B2

C

C

4

1

T

3

P BS (R )

P AS P Aa ( L) (D U)

BUCKET P Bc P Bb P Ac (DN) (DU) (CR)

A2

P AaS

1.5BAR

C1

PILOT SUPPLY CUT-OFF

PG

T

(M1)

P 4 (BRAKE CHARGE VALVE)

A3

P i1

S3 P Ain

P C


S

40bar PA

HA

C4

C12 PTO

C5

W

CRUISE

C2

PA

160BAR

PSD

AC

G1

D r3

12.7cc/rev

T

TS

TR

SD

CH

P

MODULATIONVALVE

BREAKER

0.5BAR

1BAR

T1

W

X 1

320BAR

1.0 L 50BAR

P Bb

BL1

CRUISE RELEASE

P Bb

P2

BR2 1.5BAR

A2

3BAR TANK

BOOM

Ac (DU) T

T1

W

TA

1.5BAR

3BAR

320BAR

P Ab

3BAR

w

Bb (DN) BOOM

P1

BR1

Ab (UP)

A1

W

FULLOPEN

CRUISE RELEASE

Bc

T2 BL2 BRAKEVALVE 60BAR

(CR)

P Acs

BUCKET

320BAR

320BAR

P BC

P BC HALFOPEN

P Ac Ar TRAVEL

P Ar (FWD)

BUCKET

Br P Br P L1 350BAR 300BAR

P 1SS Ps P SW

A2

P Br

STEERING VALVE

(REV)

P1

P L1

T

DB A (LH)

300BAR 350BAR

P2

P L2 P BS

SWING

P AS

SH

P L2 P BS

P Aa

255BAR

CENTER JOINT

W

0

5

6

1 4

3 8

3 8

1

3 4

3 4

3 8

3 8

1

3

4

2

5

6

1 4

3 4

0

1

3

4

3 8

3 8

1 4

TOP ROTARY

200cc/rev

3 4

7

MAINROTARY

C

B (RH) Ca

P AaS ARM

P Aa

140BAR

255BAR CHOCK

SWINGMOTOR

P Ba 320BAR

SH

P Ba

320BAR

P1

MB

PG

360BAR

B (REV)

ARM

Aa (DU) U1

DOZER

D R2

J M

P OP3

E

MA

DOZER,O/R SELECTER

PZ2 ( DO WN ) A

300BAR

REARAXLE BRAKE

B (U P)

BR

STEER CYLINDER

A T

P i2

Y

TRAVEL MOTOR

ARTICULATED BOOM

P3

BL

A

360BAR

TB

P OP2 P B1

Pi (FWD)

T

TA(STD)

200BAR

OUTRIGGER

P2

Ba (CR)

P OP3(ARTI BOOM)

2 1

Bs As

W

19BAR AUTOIDLE

LOW PRESSURE WARNING

P 14

BREAKER VALVE

P OP1

D R1

P AS

65BAR

AB

C6

10.7cc/rev

A

A1

W

CHOCK

T

Pop1(BREAKER)

P Ar

ACC B

C5

BRAKE CHARGE VALVE

DOZER & O/R

P A1

P Ac

2x0.7 L 45BAR

PSA ACC A

C4

LO HI

FORWARD

3BAR

6.5cc/rev i=1.1026

P A1S

C14 C11

P Ar

C3

C6 103BAR 125BAR

G-TM

3BAR


DAEWOO DB58T

0.7 L 8BAR

C3

C10

W

PX

(M2)

PA

REVERSE

P Br

C2 PZ1

W

C2 EMERGENCY PULL

PD C3

26BAR TRANSMISSION PRESSURE WARNING

33

C9

C4

C1

P

P1

C1

13BAR

C16

PS

P OP1

TA(STD)

GP

T1

C8

1.5BAR

P A1

P4

T

C7

BREAKERVALVE

P Ba (CR)

T/M & PILOT SUPPLYVALVE

TRAVEL MODE POWER MODE

P

a Pop3 b (DN) (UP)

P1

C15

BOOM

A1

SWING

P

P

W C

B

CHOCK

OUTRIGGER

98 - Up

FRONT AXLE BRAKE

300BAR 300BAR

Pa

Pa

Pb

Pb

300BAR a

a

b

b

Name

Model Solar 130W-III HYDRAULIC SCHEMATIC

P

2440-9229

Pi

NO. 2010-8039 DOOSAN INFRACORE


BOOM CYLINDER

(M2X150CHB)

BUCKET CYLINDER

GM24V Q=79.5/112.1 cc/rev I=48

(Ø110 x Ø75 x1025)

(Ø115 x Ø80 x1195)

SH

13

q=148.5 cc/rev

i=20.01

RED

CONTROL VALVE

PG xAk2

Pa L

W

Ck1

Fl

Dr2

Fr

NR1

DB

NR2

HV

G / R

BC ( )

215 BAR

215 BAR

Aa1

C

A (RH)

B (LH)

ARM1

12

A1

PBP x

xAa1 Ba1

Aa2

xAa2

Ø1.2

x Ba2

15

ARM216

BP

xBa1

15

xAb1 xBa2

) (

Ø1.2

LCa1 BOOM HOLDING V/V

Ab1

xOP OP

Csp

xSW PSP

A2

xBb1

Ø1.2

BKT

SWING

xBs

to T2

LCk LCs

BREAKER (OPTION)

3

Ck2

xBtl

2

Ao

AM-1

OPT

TR(L)

xAtl

Bo

1

SHUTTLE VALVE C1

BM-1 SQ

4

1

BM-2

xAtr

23

Btr

4 1 2

3

2

A1

P1

Px

TR(L)

Nzx Pg

4

A3

xBtr

63

OPT

BKT 300K/90L(Pz=0K) 320K/90L(Pz 20K) P

8

3

A2

4

Py

P2

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP T CROWD P

2

3

L, TRAVEL


BOOM

R, TRAVEL

2 UP

FORWARD BACKWARD

BUCKET 4

DOWN

1 3 DUMP CROWD

TR(R) S WING

SENSOR

1

LEFT

L.TRAVEL

ARM 2 DUMP

3

RIGHT

4

xAtl

xBtl

2 UP

C1

A1

A2

Pz3

a2

C2

p u e r

PRESS. SENSOR

d e e p s 2

u s s

xBo a1

PRE SS. SENSOR

C3

4

e r P

3

xBb2 xAb1 xBk

21

0.5k

A2

VALVE

A1


EPOS VALVE

xBa2

1

Pi1

xBs

P

P

C1 A2

xS W

xAs

xBa1

xAa1

(REAR)

DAEWOO DB58T

Pcr=1.5k

SERIAL NO. 1 ~

P=1.5k a3

A3

B3

B1

Dr

K3V112DT-112R-9NO2 P = 320 kgf/cm2, 40 kgf/cm2 Q = 2-166 l/min, 22 l/min

A1

PBP

SOLENOID PACKAGE 1

1.0±0.2k(ABS)

HYDRAULIC OIL TANK

B2

xAa2

T

2

ENGINE

T1 T2

22

A4

(FRONT)

A1

B1

5

Pi2

xAk2

T

Pz1

BY-PA SS V/V Pcr=1.5k 0.05k

xAk

SHUTTLE A3

OIL COOLER

3

CROWD

f f o t u C

(FRONT)

Pz2

AIR BREATHER

1 DUMP

DOWN

xBtr

xAtr

xBb1

Psv Pz4

BUCKET

BOOM


4

C4

T

R.TRAVEL


CROWD

9

P

SENSOR

17

RESTRICTOR Pcr=319 .0k

1

A4

R

SW

19k


18

7

Nzy

19k

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

20

2

3

1

BY-PA SS V/V Pcr=4.5k

1

4

Atr

TR(R)

TS

Pz

4

3

xBo

(Ø125 x Ø90 x1450)

2

xAo

C2

MR

FORWARD A

xBk

Atl Btl

BACKWARD B TRAVEL(L)

Bk1

( )

AM-2

BACKWARD A

xAk

SP

As

ARM CYLINDER

FORWARD B TRAVEL(R)

Dr3

LCb1 Ak1

Bs

xAs

11 11

14

Bb1

( )

Dr1 C1

Pi

BOOM1

CCb

BOOM2

xBb2

REACTIONLESS V/V

RED

(DX22-55)

115ps /1900rpm 44kg.m/1700rpm

A2

PSP

HQA7001L

PILOT FILTER

Name

Model Solar 170LC-III HYDRAULIC SCHEMATIC NO. 2010-8054

T1

DOOSAN INFRACORE

SOLAR 170W-III (STANDARD)

13

G / R

15

15

12

16 14

11 11 AM-2

2

AM-1

1

SHUTTLE VALVE C1

2

BM-2

1

1 2

3

23 6

7

8

OPT

BKT

SW TR(L)

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP CROWD

3

L, TRAVEL


R, TRAVEL FORWARD BACKWARD

BOOM 2 UP

BUCKET 4

DOWN

1 3 DUMP CROWD

TR(R)

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

SENSOR

4 3

4

BM-1

4

3

9

SENSOR

4

17 18 20

3 19 5

21

22 (FRONT)

1

ENGINE

2

HQA7001L

(STANDARD) Name

Model Solar 170W-III HYDRAULIC SCHEMATIC NO. DOOSAN INFRACORE

SOLAR 170W-III (STANDARD)

13

G / R

15

15

12

16 14

11 11 AM-2

2

AM-1

1

SHUTTLE VALVE C1

2

BM-2

1

1 2

3

23 6

7

8

OPT

BKT

SW TR(L)

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP CROWD

3

L, TRAVEL



BOOM 2 UP

BUCKET 4

DOWN

1 3 DUMP CROWD

TR(R)

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

SENSOR

4 3

4

BM-1

4

3

9

SENSOR

4

17 18 20

3 19 5

21

22 (FRONT)

1

ENGINE

2

HQA7001L

(STANDARD) Name


SOLAR 170W-III (OPTIONAL)

13

G / R

15

15

12

16 14

11 11 AM-2

2

AM-1

1

SHUTTLE VALVE C1

2

BM-2

1

1 2

3

23 6

7

8

OPT

BKT

SW TR(L)

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP CROWD

3

L, TRAVEL



BOOM 2 UP

BUCKET 4

DOWN

1 3 DUMP CROWD

TR(R)

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

SENSOR

4 3

4

BM-1

4

3

9

SENSOR

4

17 18 20

3 19 5

21

22 (FRONT)

1

ENGINE

2

HQA7001L

(OPTIONAL) Name


SOLAR 200W-III (WITH STANDARD BOOM) (S/N 0001 THRU 0448)

2

4

DOWN

1

13

3

3

1

S3

A3

S4

A3 4 TH40K1066

UP

2 TH40K1066

T

S 22.4cc/rev

i=1.0465

T2

40

10.7cc/rev

DAEWOO D1146

8.6cc/rev

146 PS/2000 RPM 53 kg.m/1600 RPM

A4 T2 HORN

1.5

STAB

G / R PD

C6

15

15

12

1.5 R4

A8V115ESBR6.2

R3

112cc/rev

14 M1

M2 SWING

ARM

1 3 LEFT RIGHT

2 4 DUMP CROWD

DOZER/STAB 2 1 UP DOWN XBd

XBa1

BOOM 2 UP

4 DOWN

XBb2

XAa2

R

11 11

PZ1

A1

POWER MODE

R

XAk2 XAk

P2

P3

Pg

Py

STEER VALVE 1.5

1.5

4.5 SWING RELEASE

19±0.5bar

1.5

PL

Px P4

P1

Pz

R

Rs SWING MOTOR

315 300

MRV

TRAVEL

T2

SHUTTLE VALVE C1

XBo Bo XAo Ao

BM-1 DUMP

LEVELLING A2

15B 0.35L

XAd 320

320

Ck2 A1

Pbp

XBk Bk1 XAk Ak1

Psp

BKT

BUCKET

320

TR(L)

C15 TRAVEL MODE POWER MODE PILOT SUPPLY CUT-OFF C8

T1 C1

33 ±2

13

PS

T2

BOOM

Ab1 XBb1 Bb1 Dr3 T2 XBa2 Ba2 XAa2 Aa2

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

C2

ROD

BUCKET

OPT 320

320

320

BOOM1

op XBb2

HEAD

FORWARD C10

ARM1

C12

7 C1

T1

SWING

ARM

1 3 LEFT RIGHT

2 1 4 DUMP CROWD

3

L, TRAVEL


BOOM


2 C2UP

PSA

103IN 125OUT C3

C6

T2

BRAKE SUPPLY V/V

P1

8

ACCA

BUCKET 4

DOWN

C4

2x0.7L 30B

1 3 DUMP C5 CROWD

ACCB

ROD

320

HEAD

320

Ba1 XAa1 Aa1

AC

G1

AB

LOW PRESS. WARNING 65bar

DIG LATCH

SENSOR Fr

Fl

PZ2

XAk2

Ck1

Pal

4

PZ1

ARM

P1

BR1

TRANSMISSION PRESSUREWARNING

T1

26±2bar

3

STOP 3bar

BL1

CRUISE RELEASE 5 6

5

2

4

(FRONT)

SD

1

M LO P2

P2

BR2

3 1 TOP ROTARY

T2

T2

0

HIENGINE J P1

3 1

MB

2

4

7 5 6

MAIN ROTARY

B

22

CRUISE RELEASE

STOP 3bar

T1 BL2 FOOT BRAKE V/V 60Bar

2A

0 6 3

TR

TS

GP T

6

HV

C6 DOZER-STAB

B LEFT

9

C5 CHOCK

21

1 2

3

XBa1

CH

PAR CRUISE

HI

A RIGHT

1 250

PSD

BP

PA

18GTM

4

R3

ARM2

TR(R)

LO

19

REVERSE C11 XBt

C14

LO-HI C4

20

8B SENSOR 0.7L

C3

>6.0L/M at E/G idle

4

3

4 250

Bs XBs As Psp XSw Dr2 Xop

BOOM2

ROD

2

3

Mu

Bd XBd Ad

SWING

PBp

17

PBR

300

SP

HEAD

BC

XAt

HEAD

PARK

EMERGENCY PUSH

PG

ROD

SW

XAb1 GTS

23

6.5 ±1.5sec

1

XAs

PZ P1

DOZER/STAB.

OPTION

BM-2

300

PS

2

Dr

AM-1

T

P

200

T

Bt XAt At

T2

292cc/rev

200

XBt

AM-2

C7

L SH PG

EPPR V/V

PL

120

TANK

XBb1

XBs XSw XAs

T/M & PILOT SUPPLY V/V

P

T1 3.0

XBk

XBa2 L

PZ2

19±0.5bar

XAb1

XAd

XAa1

Px

A2

BUCKET/ 1 OPTION 3 DUMP CROWD

T2

0.5

16

BL Pl

a

T P TRAVEL MODULATION

Y

0 6 3

TB

T2

T

MA

HQA7001L

Serial NO. 1 ~ 448

BR

E

Name


SOLAR 200W-III (WITH STANDARD BOOM) (S/N 0449 AND UP)

2

4

DOWN

1

3

3

13

4 TH40K1066

1

S3

A3

S4

A3 2 TH40K1066

UP

T

S 22.4cc/rev

i=1.0465

T2

40

10.7cc/rev

DAEWOO D1146

8.6cc/rev

146 PS/2000 RPM 53 kg.m/1600 RPM

A4

G

T2 HORN

1.5 /

R

STAB

PD

15

15

12

16

R4

A8V115ESBR6.2 M2

ARM

1 3 LEFT RIGHT

2 4 DUMP CROWD

XBd L

BOOM

DOZER/STAB 2 1 UP DOWN

2 UP

4 DOWN

XAd

PZ2

M1

14

PZ1

A1

SWING RELEASE

POWER MODE

R

XAk2 XAk

P2

P3

Pg

Py

1.5 Pz

P1

11 11 XBa1

T

Bt XAt At

AM-2

XBb1

XBa2

EPPR V/V Bo XAo Ao

BM-1

P 15B 0.35L

Ck2

DUMP

LEVELLING A2

BUCKET

A1 Pbp

XBk Bk1 XAk Ak1

Psp

BKT HEAD Bb1

PZ PL

BOOM

GTS

P1

PILOT SUPPLY CUT-OFF C8

XAb1 Ab1 XBb1 Bb1 Dr3 T2 XBa2 Ba2 XAa2 Aa2

Pi

TR(L)

Dr1

C15 TRAVEL MODE POWER MODE

T3

T1 C1

C7

33 ±2

13

PS

320k / 160 (Pz = 0k) 350k / 160 (Pz = 20k)

T2

C2

TRAVEL Dr

AM-1 SHUTTLE VALVE C1 320

OPTION

XAd

DOZER/STAB.

320

BM-2

17

320

OPT320 SW 320 320

ROD

BUCKET

FORWARD C10

HI

19

REVERSE C11 XBt

GTM

LO-HI C4

20

PAR

300

SWING

BOOM2 ROD

BOOM1

SENSOR

ARM2

DOZER-STAB

ARM1

SENSOR

ROD

320

HEAD

320

B LEFT

GP S/W REACTIONLESS V/V

6

8

T

BRAKE SUPPLY V/V

P1

7

C1

PSA

T1 103IN 125OUT C3

C6

ACCA C4

SWING 1 T23 LEFT RIGHT

ARM 2 1 4 DUMP CROWD

L, TRAVEL

3



BOOM 2 UP

2x0.7L 30B

BUCKET 4 C2

DOWN

1 3 DUMP CROWD

C5

ACCB

Ba1 XAa1 Aa1

AC

G1

AB

LOW PRESS. WARNING 65bar

HV

Fr

Fl

X Ak2

Ck1

4

Pal

PZ1

ARM

BR1

TRANSMISSION PRESSUREWARNING

P1 T1

26±2bar

STOP 3bar

3

LO

BL1

CRUISE RELEASE

CH 5 6

5

(FRONT)

SD

1

2

4

0

3 1

MB 2 B

M LO HI J ENGINE P2

BR2

3 1 TOP ROTARY

P2 T2

T2

2

4

7 5 6

MAIN ROTARY CRUISE RELEASE

STOP 3bar

T1 BL2 FOOT BRAKE V/V 60Bar

A

P1

0 6 3

BL Pl

TRAVEL MODULATION

A

1 2

3

DIG LATCH

TR

T P

1

250

XBa1

C6

TS

4R3 3

PSD

BP

TR(R)

PZ2

18

RIGHT

250

Bs XBs As Psp XSw Dr2 Xop op XBb2

HEAD

22

C12

a

HEAD

4

Bd XBd Ad

4

9

C5 CHOCK

21

CRUISE

300

SP

HEAD

C14 PA

>6.0L/M at E/G idle

PBR

ROD

2

3

XAs

BC

XAt

200

PS 6.5 ±1.5sec

2

T2 1 Mu

23

PBp

8B 0.7L

C3

292cc/rev

200

T

PARK

EMERGENCY PUSH

PG

L SH PG

XBo

T2

T/M & PILOT SUPPLY V/V

SWING MOTOR

XBt

XBb2

R

Rs MRV

Pi

STEER VALVE 120

TANK 1.5

315 300

XAb1 XAa2

XBs XSw XAs

P

T3 1.5

PL

P4

Px

T1

3.0 4.5

19±0.5bar 19±0.5bar

XBk

XAa1

R

Px

A2

BUCKET/ 1 OPTION 3 DUMP CROWD

1.5 R3

112cc/rev

SWING

T2

0.5

C6

Y

0 6 3

T2

T

TB MA

BR

x S/W REACTIONLESS V/V Ãß°¡ (96H420) BOOM HOLDING C/V WAS ADDED HQA7001L Serial NO. 449 ~

E

Name


Schematic All Models

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