Sk75ur-3e_sk130ur-1e Hanbook

SERVICEMAN HANDBOOK

YR05-05301~ YX 03-01601~

Book code No.S7YO00207ZE01 No.S7YO 00207ZE01

2002.08 (K.E) J 2005.03 (K.E) E

Copyright Copyright © 2015 Kobelco Kobelco Construction Machinery Co.,Ltd. Co.,Ltd. All rights reserved. [S7Y [ S7YO00 O00207Z 207ZE01] E01] [0604CsCshWbYs] shWbYs]


SK75UR-3E SK130UR-1E -1E

CONTENTS 1. DIMENSIONS IN TRANSPORTA TRANSPORTATION ····································· ·················· ······································ ······································· ······················ 1 2. MACHINE SPECIFICATIONS ······································ ··················· ······································· ········································ ································· ············· 2 3. COMPONENT COMPONE NT SPECIFICATIONS ······································ ··················· ······································· ········································ ·························· ······ 3 3-1 ENGINE SPECIFICATIONS ······································· ···················· ······································· ········································ ··························· ······· 3 3-2 HYDRAULIC COMPONENTS ······································ ·················· ········································ ········································ ························· ····· 6 3-3 CONTROL CURVE OF PUMP ··············································· ··························· ········································ ··································· ··············· 8 3-4 HYDRAULIC CYLINDER ······································ ·················· ······································· ······································· ········································ ························· ····· 11 4. PERFORMANCE PERFORMANCE ················· ························· ················· ················· ················· ·················· ················· ················· ················· ················· ·················· ············· ···· 13 4-1 PERFORMANCE LIST ······································· ···················· ······································· ········································ ································· ············· 13 4-2 NOISE LEVEL ······································· ··················· ······································· ······································· ········································ ··························· ······· 13 5. WEIGHT OF COMPONENTS COMPONENTS ················· ························· ················· ················· ················· ················· ················· ················· ················· ············· ···· 15 6. SPECIFIED SPECIFIED OIL, GREASE AND FILTER FILTER ELEMENT········ ELEMENT ················· ················· ················· ·················· ················· ··········· ··· 17 6-1 LUBRICANT LIST ······································ ·················· ········································· ········································· ········································ ······················ 17 6-2 FILTER FILTER ELEMENTS LIST ····································· ·················· ······································· ········································ ······························· ··········· 18 7. CAB, CANOPY INTERFERENCE PREVENTION SYSTEM ·········································· ······························· ··········· 20 7-1 OUTLINE OF MECHATRO MECHATRO SYSTEM ······································· ··················· ········································ ······························· ··········· 20 7-2 OUTLINE AND SWITCHES ········································ ···················· ······································· ······································· ·························· ······ 24 7-3 INSTALLATION INSTALLATION AND CONSTRUCTION OF ANGLE SENSOR ······························ ·························· ···· 29 7-4 PROCEDURE TO RELEASE CAB INTERFERENCE PREVENTION FUNCTION ···· 36 7-5 INDICATOR INDICATOR ADJUSTMENT PROCEDURE ·········································· ······················ ······································ ·················· 37 7-6 INSPECTION OF ELECTRIC PARTS PARTS ···················································· ································ ····································· ················· 38 8. PRESSURE AND PERFORMANCE STANDARD STANDARD ················································ ···························· ······························ ·········· 40 8-1 STANDARD STANDARD FOR HYDRAULIC OIL PRESSURE MEASUREMENT ······················ 40 8-2 ENGINE SPEED MEASUREMENT ······································ ·················· ········································ ··································· ··············· 46 8-3 TEST PROCEDURES ········································ ···················· ········································ ······································· ································· ·············· 47 9. PERFORMANCE STANDARD STANDARD TABLE ·············································· ·························· ······································· ····························· ·········· 55 10. HYDRAULIC HYDRAULIC CIRCUIT DIAGRAM ················ ························ ················· ················· ················· ················· ················ ················· ················ ······· 60 11. ELECTRIC CIRCUIT DIAGRAM ········································ ·················· ··········································· ·········································· ························ ··· 64 12. MECHATRO MECHATRO CONTROL SYSTEM ··············································· ··························· ········································ ·································· ·············· 74 13. DIMENSION OF ATT TTACHMENT ACHMENT ······································· ···················· ······································· ········································ ·························· ······ 84 Copyright Copyright © 2015 Kobelco Kobelco Construction Machinery Co.,Ltd. Co.,Ltd. All rights reserved. [S7Y [ S7YO00 O00207Z 207ZE01] E01] [0604CsCshWbYs] shWbYs]


14. MAINTENANCE STANDARD STANDARD ········································ ···················· ········································ ······································· ····························· ·········· 93 14-1 CLEARANCE BETWEEN PIN AND BUSHING ······································ ·················· ··································· ··············· 93 14-2 CLEARANCE IN THRUST DIRECTION ········································· ···················· ········································· ······················· ··· 96 14-3 TYPE AND DIMENSION OF PIN ········································ ···················· ········································ ··································· ··············· 98 14-4 TYPE AND DIMENSION OF BUSHING ·················································· ······························· ······························· ············ 102 14-5 UNDERCARRIAGE ······································· ···················· ······································· ········································ ·································· ·············· 105 15. WORKING RANGE ······································ ·················· ········································ ······································· ······································· ·························· ······ 112 16. LIFTING CAPACITIES CAPACITIES ······································· ··················· ········································ ······································· ······································· ···················· 115 115 17. TOOLS & JIGS ······································· ···················· ······································· ········································ ········································ ······························ ·········· 117 117 18. SOME CONVERSION UNITS ····················································· ································· ········································ ································· ············· 128



1. DIMENSIONS IN TRANSPORTATION

Q U

P

N

V O

R

S

T

W

M B

* H , H

I

F

K

G

E

J

C D

L

A

Unit : mm Code A B C D E Model SK75UR -3E 6,180 4,300 2,250 2,870 1,880 SK130UR -1E 7,440 5,130 2,900 3,570 2,310

F

G

470

770 2,600 2,550

2,270 2,320

450

570

910 2,730

2,550 2,490

500

Code Model SK75UR -3E SK130UR -1E

Q

R

L

M

N

O

P

H*

S

I

T

J

K

U

V

L

W

400 2,170

145 1,045 1,330

690

115 R1160 R1160

2,320 5,460

455 2,410

200 1,165 1,180

590

170 R1360 R138 R1385 5 R137 R1375 5 2,490 6,515

Note) * marks show the canopy specification.

– 1 – Copyright Copyright © 2015 Kobelco Kobelco Construction Machinery Co.,Ltd. Co.,Ltd. All rights reserved. [S7Y [ S7YO00 O00207Z 207ZE01] E01] [0604CsCshWbYs] shWbYs]


2. MACHINE SPECIFICATIONS Model

SK75UR -3E

SK130UR -1E

0.28

0.45

km/h (low/high)

3.2/5.8

3.8/6.4

km/h (low/high)

3.1/5.5

3.5/6.0

min-1 {rpm}

12.5 {12.5}

11.7 {11.7}

% (degree)

70 (35)

70 (35)

kN {kgf}

52.9 {5,400}

87.3 {8,900}

kN {kgf}

39.2 {4,000}

61.9 {6,310}

1,760

2,200

Item Heaped capacity of bucket

e Travel speed

Rubber crawler

Iron crawler c n a Slewing speed m r o Gradeability f r e Bucket P Digging force Arm

Arm length

mm

Rubber crawler

Machine weight

Iron crawler Rubber crawler

Upper structure

Iron crawler

t h g i e WUnder

Rubber crawler

carriage Iron crawler Attachment Canopy ground pressure Cab ground pressure Model

m3

Canopy

kg

7,550

-

Cab

kg

7,640

13,400

Canopy

kg

7,600

-

Cab

kg

7,690

13,400

Canopy

kg

3,250

-

Cab

kg

3,340

5,970

Canopy

kg

3,250

-

Cab

kg

3,340

5,970

Canopy

kg

2,780

-

Cab

kg

2,780

4,950

Canopy

kg

2,830

-

Cab

kg

2,830

4,950

kg

1,520

2,480

Rubber crawler

kPa {kgf/cm2}

34.3 {0.35}

Iron crawler

kPa {kgf/cm 2}

34.3 {0.35}

-

Rubber crawler

kPa {kgf/cm2}

34.3 {0.35}

41 {0.42}

Iron crawler

kPa {kgf/cm 2}

34.3 {0.35}

42 {0.43}

ISUZU CC-4JG1

ISUZU BB-4BG1T

40.5/2,100 {55/2,100}

62.9/2,050 {85.5/2,050}

188/1,800 {19.2/1,800}

312.6/1,600 {31.9/1,600}

3.059

4.329

4-95.4 X 107

4-105 X 125

226 {116}

234 {172}

85

160

Output rating

kW/min-1 {PS/rpm} N.m/min-1 {kgf .m/rpm}

e Maximum torque n i displaceme nt g Total displacement n E Number of cylinders-Bore cylinders-Bore X Stroke Fuel consumption rate

L

mm g/kW.h {g/PS.h}

Fuel tank capacity

? t Hydraulic pump n e n Setting pressure MPa {kgf/cm2} o p Slewing motor m o c Travel motor . d Control valve y H Hydraulic tank capacity/systm capacity

L

Variable displacement axial Variable displacement axial piston + gear pump piston + 2 gear pumps 29.4 {300}

34.3 {350}

Axial piston

2-speed variable axial piston 7-spool (Multiple) L

55/70

94/140



3. COMPONENT SPECIFICATIONS 3-1 ENGINE SPECIFICATIONS SPECIFICATIONS

Model Applicable machine Engine model

SK75UR -3E

SK130UR-1E

YR05-05301~

YX03-01601~

ISUZU CC-4JG1 ISUZU BB-4BG1T Vertical, 4-cycle Vertical, 4-cycle water-cooled water-cooled diesel engine, diesel engine, in line, direct in line, direct injection injection, with turbocharger mm X mm 4 X 95.4 X 107 4 X 105 X 125

Type No. of cylinders-Bore X Stroke Total displacement

cc

3,059

4,329

18.2

18.0

kW/min -1 {PS/rpm} N.m/min -1 {kgf .m/rpm}

40.5/2,100 {55.0/2,100}

62.0/2,050 {85.5/2,050}

187/1,800 {19.2/1,800}

312.6/1,600 {31.9/1,600}

Low idling

min-1 {rpm}

1,000 ± 20 {1,000 ± 20}

High idling

2,320 ± 25 {2,320 ± 25}

2,350 ± 20 {2,350 ± 20}

Fuel consumption rate

min-1 {rpm} g/kW.h {g/PS.h}

226 {166}

234 {172}

Allowable tilting angles

degree

Compression ratio Rated output Maximum torque

Back and forth, left and right 35 Counterclockwise as seen from fly wheel side

Rotating direction Firing order

1-3-4-2

Fuel injection timing

b.T.D.C : degree MPa {kgf/cm2}

Fuel injection pressure

17 ± 1

9.0 ± 1

18.1 {185}

18.14 {185}

Open Valve action

Valve clearance Thermostat action

degree

Close

Open

Close

Intake valve

b.T.D.C. 24.5 a.B.D.C. 55.5 b.T.D.C. 19

a.B.D.C. 47

Exhaust valve

b.B.D.C. 54.0 a.T.D.C. 26.0 b.B.D.C. 57

a.T.D.C. 15

0.4 at cool

mm Intake valve Exhaust valve ˚C

0.4 at cool 82/95

Compre Compressio ssion n pressur pressure e MPa {kgf {kgf/cm /cm2} at min-1 {rpm}

2.94 {30} at 200

3.04 {31} at 200

Lubrication Lubrication oil oil pressure pressure MPa {kgf/cm {kgf/cm2} at min-1 {rpm}

-

-

760 X 620 X 710

900 X 690 X 865

240

368

Dimensions L X W X H

mm

Dry weight

kg

Governor

Bosch type

Fuel filtration

Paper elment type

Lubrication system

Forced lubrication system

Lubricant filtration

Full-flow paper element type

Cooling system Starter capacity Generator capacity

Fan size

ø450 suction type, 7-blades ø550 suction type, 8-blades

Rotation ratio

V-belt drive, rotation ratio 1.12 V-belt drive, rotation ratio 0.89

V X kW

24 X 3.2

24 X 4.5

VXA

24 X 30

24 X 50

-

-

Starting aid Cooling water capacity : Engine

L

5.0

8.5

Engine oil volume : Max/Effective

L

9.6/7.6

13.2/11



Engine performance curves (ISUZU CC-4JG1) Accessories : Fan, Generator, Generator, without Air cleaner and Muffler Muffler N.m 200

kgf .m 20

Shaft Torque 19 180

18 17

PS kW

160

50

e u q r o T t f a h S

16

60 40

Power output

50 t u p t u O r e 40 w o P

30

30 g/kW.h

20

g/PS.h e 200 t

260 20

Fuel Consumption Rate 10

240

180

220

160

200

10

2320 ± 25rpm

1200

1400

1600

1800

2000

2200

140

a R n o i t p m u s n o C l e u F

2400

Engine speed rpm

F:Fuel consumption rate (g/PS .h) P: Shaft output output (PS) (PS) : Standard load factor factor (0.65 ~ 0.75) : Specific gravity Fuel consumption in normal operation : 7.1~8.2 L/h {load factor : (0.65~0.75)}

F XPX X 1000 166 = X 55 X 0.835 X 1000 = 10.9 .L/h

Fuel consumpti consumption on =



Engine performance curves (ISUZU BB-4BG1T) Accessories Accessorie s : Fan, Generator, G enerator, without wi thout Air cleaner cl eaner and Muffler M uffler 340 Shaft Torque

320 300 280

312.6±20Nm/about1600min-1 (31.9±2.0kgf .m/about1600rpm)

34 32 30 28

e u q r o T t f a h S

26 N.m kgf .m

PS kW 80 100

80 t u p t u O 60 r e w o P

Power output

60

40

280

40

260 20

Fuel Consumption Rate

240

210 190 170 150

e t a R n o i t p m u s n o C l e u F

220 g/kW.h g/PS.h

20

1000

1500

2000

2500

Engine speed rpm

F : Fuel consumpti consumption on rate (g/PS (g/PS .h) P: Shaft output output (PS) (PS) : Standard load factor factor (0.65 ~ 0.75) 0.75) : Specific gravity Fuel consumption in normal operation : 11.4~13.2 L/h {load factor : (0.65~0.75)} (0.65~0.75 )}

F XPX X 1000 172 = X 85.5 X 0.835 X 1000 = 17.6 .L/h

Fuel consumptio consumption n=


SK75UR-3E

3-2 HYDRAULIC COMPONENTS

Model

Item Type Main Pump

Displacement Workin king pressure sure Delivery flow Use Displacement Workin king pressure sure Delivery flow

p m u Gear p c Pump i l u a r d Rated revolution y H

Weight Oil quantity in pump

cc/rev MPa {kgf/cm2} L/min cc/rev MPa {kgf/cm2} L/min min-1 {rpm} kg L

Function of regulator Type Main relief valve setting pressure l o e r MPa {kgf/cm2} t v (Attachment, Travel) n l a Over load relief valve setting pressure o v C (ORV-A2,A3,A5,B2,B3,B5,C3,D3) MPa {kgf/cm2} Pilot pressure (MAX) MPa{kgf/cm2} Type e v r l MPa{kgf/cm2} a e Working pressure v z MPa{kgf/cm2} l o Max. pressure o r D Rated flow L/min t r n o 2 o f Allowable back pressure (Service) MPa{kgf/cm } C Weight kg Slewing unit Type Hydraulic motor Reduction unit r Working pressure MPa{kgf/cm2} o t o Reduction ratio m Output torque N.m {kgf .m} g n Braking torque N.m {kgf .m} i w Brake e rele releas asin ing g pres pressu sure re MPa{k Pa{kgf gf//cm2} e Brak l S Rotation direction(Seeing from shaft end) Weight Weight (with (with reduct reduction ion unit) unit) kg Lubri ubrica can nt of of re reduct ductio ion n un unit L Grease cc Type Displacement Displacement per per stroke (high/lo (high/low) w) cc/rev Rotating Rotating speed speed (high/low) (high/low) min-1 {rpm} Hydraulic Work Workin ing g pres pressu sure re MPa {kgf {kgf/c /cm m2} r motor High High speed speed switch switching ing press pressure ure MPa {kgf/c {kgf/cm m 2} o t o Oil volume L/min m l Output torque N .m{kgf .m} e v Reduction Rotating speed min-1 {rpm} a r Reduction ratio T unit Lubricant volume L . . N m{kgf m} Parking Regulating torque brake Brak Brake e releas releasin ing g pressur pressure e MPa MPa {kgf/ {kgf/cm cm2} Total weight kg

SK75UR -3E K3P36B-101R-2001 31.4 X 2 29.4 {300} 66 X 2 for Pilot (Pf) for Dozer (P3) 9.5 23.1 3.4 {35} 19.6 {200} 20 48.5 2100 (Clockwise rotation as seen from shaft), Hi idle : 2310 44 1 Total power shift, Air-con power shift, Third pump power shift control BCV75-A3-1 29.4{300} at 28L/min 32.9{355} at 20L/min 3.9{40} KVS-65-1 19.6{200} at 50L/min 24.5{250} 52 0.3 {3.5} 5 SG025E-126 MFB40-330 RG025S-155-52 24.5 {250} 1: 15.54 2,320{236} at 250kgf/cm 2 185 {18.9} 2.0 {20}, Allowable pressure3.9 {40} A port in: CW, B port in: CCW 67 Nippon Oil Co., Gearlub SP90 : 1.5 Shell Albania EP2 : 150 GM09VN-B-19/34-1 34.4/19.1 1,877/3,312 29.4 {300} 3.4 {35} 65 8,532/4,629 {870/472} 30.5 {53.8} 1: 61.6 SAE#90 GL-4 : 1.3 97{9.9} 0.5{4.8} 81


-1E SK130UR-1E

Item

Model

Item Type Displacement c c / re v p -1 Rated revolution min {rpm} m u Working pressure MPa {kgf/cm2} p L/min c Max. flow i l u Max. input power kw {PS} a r N .m {kgf .m} d Max. input torque y Type H Regulator Function of regulation Others Reli Relief ef val valve ve set setti ting ng pre press ssur ure e MPa MPa {kgf/cm2} Type l o e Max. flow L/min r t v MPa {kgf/cm2} n l a Max. pressure o v Main Main rele releif if val valve ve setti setting ng pres pressu sure re MPa MPa {kgf/cm2} C Over load load relief relief valve valve setting setting pressure MPa {kgf/cm2} Type e relief va valve pr pressure MPa {kgf/cm2} v r Main re l a e valve pressur pressuree (A1, (A1, B1 port) port) MPa {kgf/cm2} v z Over load releif valve l o MPa {kgf/cm2} o D Working pressure r t r Rated flow L/min n o o f Allowable back presu presure re (Servic (Service) e) MPa {kgf/cm2} C Allowable back Weight kg Type Disp Displa lace ceme ment nt per per str strok oke e cc/r cc/rev ev Worki Working ng pre press ssur ure e MPa {kgf/cm2} Braking torque N.m {kgf.m} end)MPa {kgf/cm2} Hydraulic Brake releasing pressure (Stroke end)MPa Relie Relieff setti setting ng press pressure ure MPa MPa {kgf/cm2} r motor o t W eight kg o Type m g Reduction ratio n Reduction i w unit Lubricant e l S

Lubricant volume L Grease Grease amount cm 3 W eight kg Capacity Capacity (Displ (Displacem acement ent X Reducti Reduction on ratio) ratio) cm3 Total weight kg Type Displacement per stro stroke ke (high/low)cc/rev (high/low) cc/rev Hydraulic Rotating speed (high/low) (high/low) min -1 {rpm} motor Working pressure MPa {kgf/cm 2}

r o t High speed speed switching switching pressure pressure MPa {kgf/cm {kgf/cm2} o Rotating speed min -1 {rpm} m l e Reduction Reduction ratio v a unit Lubricant r T Lubricant volume L

N .m{kgf .m} Parking Regulating torque brake Brake Brake releasin releasing g pressu pressure re MPa {kgf/cm {kgf/cm2} Total weight kg

SK130UR-1E Main pump

Pilot gear pump Dozer gear pump K3V63DTP101R-0E02 ZX10LPRZ2-06D SGP1A25 51.2 X 2 (in running: 57.6) 10 24.9 2,050 (Clockwise rotation as seen from shaft) 34.3 {350} 4.9 {50} 20.6 {210} 105 X 2 (in running: 118) 20.5 52.3 62.5 {85} (including gear pump 3.2 {4.3}) 291.3 {29.7} (including gear pump 14.7 {1.5}) KR36-0E02 Positive electrical flow control With electro-magnetic proportional reducing 34.3 {350} 5.0 {51} 2 0 . 6 {2 1 0 } KMX13YC/B33031-10 118 X 2 37.8 {385} 34.3 {350} (60 L/min) 37.8 {385} (30 L/min) KVS-65-1 20.6 {210} at 50 L/min 27.5 {280} at 30 L/min 24.5 {250} 52 0.3 {3.5} 5 M2X63CHB-13A-07/285-60 60 28.0 {285} 314 {32} 2.3 {23} ~ 4.9 {50} 28.0 {285} at 105 L/min 34 RG06D19G3 1 : 19.2 SAE#90~#140, API service GL3 or 4 (At shipping : Shell 90EP) 1.7 EP type grease (Shell Albania EP2) 500 75 1,152 109 GM18VL2-K-33/56-10 32.7/55.8 2072/3464 34.32 {350} 1.96~6.86 {20~70} 31.4/52.5 1 : 66 Gear oil SAE #90 GL4 2.5 178 {18.2} 0.78 {8} 144


SK75UR-3E

3-3 CONTROL CURVE CURVE OF PUMP 1) SK75UR SK75UR-3E -3E

Models SK60SR -1E Standard specification (Spec. 1) A/C power p ower cut cu t pressure press ure Pf = 0k (0 psi) ) r a e g f o e u q r o t n ) i o t m p . f m g u k s ( n n o i c T e e h u t e q r d o u t l t c n u i p t ' n n I s e o d e u q r o t s i h T (

n i m / L e t a r w o l f y r e v i l e D

Delivery pressure

Pd1+Pd2 kgf/cm 2 2 Models SK7 SK75UR -3E (Spec. 2) SK60SR -1E Dozer spec. A/C power cut cut pressure Dozer pump pressure

a

P f =0 K

P3=20K

b

P f =3 5 K

P3=20K

c

P f =0 K

P3=200K

d

P f =3 5 K

P3=200K ) m . f g k ( n i T e u q r o t t u p n I

n i m / L e t a r w o l f y r e v i l e D

Delivery pressure

Pd1+Pd2 kgf/cm 2 2


-1E SK130UR-1E

2) SK130U SK130UR-1 R-1E E (1) (1) At H mod mode e

( T Tr ra v el)

I n d e p e n d e n t l o a H d i n g I n d m o ( P e p d e 2 = 5 e n d e k , n t Q m l o a i n ) H d i n g m o ( P d e 2 = 5 k , Q m i n ) T r a av e l s i m u l t a an A T e o T s u s i m l mu o a d l t t a i a n e n g o u s l o o a d i n n g

( AT AT T T)

100

) n i m / L ( Q e t a r50 w o l f 40 y r e v i l30 e D

Min f low H w H mode

20 10 0

50

100

(2) (2) At S mod mode e

150 200 Delivery pressure Pd (kgf/cm 2)

250

300

350

( T Tr ra v el) ( AT AT T T )

100


Min f low S w S mode

T r a v e l o r A T T i n d e p e n d e n t l o a T r a d i n v e g S l o r A m o T T d e s i m u l t a n e o u s l o a d i n g S m o d e

20 10 0

50

100

150 200 Delivery pressure Pd (kgf/cm 2)

250

300


350

-1E SK130UR-1E

(3) (3) At FC FC mode mode

100

(Tra (Trav vel)

( AT AT T T)


Min f low F w FC mode

20

T r a av e l o r A T T i n d e p e n d e n t l o a d i n g F T r a C m av e e l o o d r AT e T s i im u m l t ta n a e o u s l o oa d i n n g F C m o d e

10 0

50

100

150 200 Delivery pressure Pd (kgf/cm2)

250

300


350


3-4 HYDRAU HYDRAULIC LIC CYLIND CYLINDER ER Boom, Bucket, Off-set and Dozer cylinder

A

B

R 2

E C

1 F

2 F

R 1

d2

d1

G

H

Arm cylinder

A' A

B

1 F 2 E C F

R 1 d2 d1

G


Sk75ur-3e_sk130ur-1e Hanbook

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