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3. ATTACHMENT DIMENSIONS

3-16

3.4

DOZER

3.4.1

DOZER DIMENSIONAL DRAWING

Fig. 3-11 Dozer dimensional drawing

Unit : mm (ft-in)

DOZER

DIMENSION

Code

Name

Blade width

2,320 (7'7")

Blade height

478 (18.8")

Distance from dozer attaching pin center to cutting edge end

R1,374 (4'6")

Inner width of dozer attaching bracket

653 (25.7)

Width of dozer attaching bracket

60 (2.36")

Distance from dozer attaching pin center to attaching pin on dozer cylinder head
side

R933 (36.7")

Attaching bracket inner width on dozer cylinder head side

82 (3.23")

Dozer attaching pin dia.

Ø50 (1.97")

Attaching pin dia. on dozer cylinder head side

Ø70 (2.76")

VIEW I

Summary of Contents for E70SR

Page 1: ...E70SR WORKSHOP MANUAL ENGLISH Print No 604 13 416 Edition 02 2005 English Printed in Italy Printed by Studio ti 14705 ...

Page 2: ...Find manuals at https best manuals com ...

Page 3: ... also to the following Operation and maintenance instruction manual Spare parts catalog DESCRIPTION OF THE WORKSHOP MANUAL This repair manual consists of one single volume identified with E70SR Workshop Manual Hydraulic exavator The Hydraulic exavator Workshop Manual contains the technical information necessary for machine serv ice and repair the service equipment the information on maintenance st...

Page 4: ...observance of one simple rule would prevent many thousand serious injuries each year That rule is Never attempt to clean oil or adjust a machine while it is in motion S ATTENTION On machines having hydraulically mechanically and or cable controlled equipment such as showels loaders dozers scrapers etc be certain the equipment is lowered to the ground before servicing adjust ing and or repairing If...

Page 5: ...0 1 SAFETY PRECAUTIONS Find manuals at https best manuals com ...

Page 6: ...ated with marks The safety information contained in the manual is intended only to supplement safety codes insurance requirements local laws rules and regulations 3 Messages of safety appear in the manual and on the machine All messages of safety are identified by either word of DANGER WARNING and CAUTION 1 DANGER Indicates an imminently hazardous situation which if not avoided will result in deat...

Page 7: ... or a hoist Always use blocks or jack stands capable of supporting the machine before performing any disassembly Do not operate this machine unless you have read and understand the instructions in the OP ERATOR S MANUAL Improper machine opera tion is dangerous and could result in injury or death 6 Relieve all pressure in air oil or water systems be fore any lines fittings or related items are disc...

Page 8: ...ssibility of a falling attachment Don t fail to lower the attach ment and place the bucket to the ground before starting the work 19 Loose or damaged fuel lubricant and hydraulic lines tubes and hoses can cause fires Do not bend or strike high pressure lines or install ones which have been bent or damaged Inspect lines tubes and hoses carefully Do not check for leaks with your hands Very small pin...

Page 9: ...URES 13 SYSTEM MECHATRO CONTROL SYSTEM 21 HYDRAULIC SYSTEM 22 ELECTRICAL SYSTEM 23 COMPONENTS SYSTEM 24 AIR CONDITIONER SYSTEM 25 DISASSEMBLING DISASSEMBLING ASSEMBLING 31 ATTACHMENTS 32 UPPER SWING BODY 33 TRAVEL FRAME 34 TROUBLESHOOTING MECHATRO CONTROL 41 HYDRAULIC SYSTEM 42 ELECTRICAL SYSTEM 43 ENGINE 44 E G ENGINE 51 OPT MOUNTING THE BREAKER AND NIBBLER BREAKER 63 Find manuals at https best m...

Page 10: ...carriage and the assembling and disassembling of the associated hydraulic equipment The Chapter Troubleshooting describes how to find the fault equipment The Chapter Engine describes the engines mak ing use of the Maintenance Manual provided by the suppliers The Chapter Installation Procedures for Optional Attachment describes the supplements added on request as required This Manual may be properl...

Page 11: ... 2 SAFETY IN DISASSEMBLING AND ASSEMBLING 1 3 1 1 3 DISASSEMBLING AND ASSEMBLING HYDRAULIC EQUIPMENT 1 3 1 1 4 ELECTRICAL EQUIPMENT 1 4 1 1 5 HYDRAULIC PARTS 1 5 1 1 6 WELDING REPAIR 1 5 1 1 7 ENVIRONMENTAL MEASURE 1 5 1 2 INTERNATIONAL UNIT CONVERSION SYSTEM Based on MARKS STANDARD HANDBOOK FOR MECHANICAL ENGINEERS 1 6 ...

Page 12: ...1 OUTLINE 1 2 ...

Page 13: ...y meeting before starting work 3 Stop the engine before starting inspection and maintenance to prevent the operator being caught in machine 4 Identify the location of a first aid kit and a fire extin guisher and also where to make contact in a state of emergency 5 Choose a hard level and safe place and place the attachment on the ground securely 6 Use a lifter such as a crane to remove heavy parts...

Page 14: ...1 Hydraulic oil changed 2 Parts of suction side piping replaced 3 Hydraulic pump installed 4 Slewing motor installed 5 Travel motor installed 6 Hydraulic cylinder installed Operation of the hydraulic equipment with out filling hydraulic oil or lubricant or with out performing air bleeding will result in damage to the equipment 3 Perform air bleeding of the hydraulic pump and slewing motor after lo...

Page 15: ...pair 2 Flexible hose F hose Use the appropriate parts Different parts are used depending on the working pressure even the size of fitting and the total length of the hose is same Tighten the fitting at the specified torque Ensure no kink tension interference nor oil leakage is recognized 1 1 6 WELDING REPAIR 1 Refer repair welding to qualified personnel accord ing to the appropriate procedure 2 Di...

Page 16: ...dela cd Table 1 2 QUANTITY UNIT SYMBOL Plane angle radian rad Solid angle steradian sr SI unit system Prefixes of SI n th power of 10 where n is an integer Table 1 5 SI units Base units Table 1 1 Supplemen tary units Table 1 2 Derived units of base units Table 1 3 Derived units bearing peculiar designations Table 1 4 Derived units Table 1 3 QUANTITY UNIT SYMBOL Area square meter m2 Volume cubic me...

Page 17: ...M 106 kilo k 103 hecto h 102 deca da 10 deci d 10 1 centi c 10 2 milli m 10 3 micro µ 10 6 nano n 10 9 pico p 10 12 Table 1 6 QUANTITY Gravitational SI CONVERSION FACTOR Mass kg kg Force kgf N 1 kgf 9 807 N Torque kgf m N m kgf m 9 807 N m Pressure kgf cm2 MPa 1 kgf cm2 0 09807 MPa Motive Power PS kW 1 PS 0 7355 kW Revolution rpm min 1 r min 1 ...

Page 18: ...1 OUTLINE 1 8 MEMO ...

Page 19: ...ANSPORTATION DIMENSION AND WEIGHT 2 7 2 5 SPECIFICATIONS AND PERFORMANCE 2 10 2 5 1 SPEED AND CLIMBING CAPABILITY 2 10 2 5 2 ENGINE 2 10 2 5 3 HYDRAULIC COMPONENTS 2 10 2 5 4 WEIGHT 2 10 2 6 TYPE OF CRAWLER 2 11 2 7 TYPE OF BUCKET 2 12 2 8 COMBINATIONS OF ATTACHMENT 2 13 2 9 ENGINE SPECIFICATION 2 14 2 9 1 SPECIFICATIONS 2 14 2 9 2 ENGINE CHARACTERISTIC CURVE ISUZU 4JG1 ISUZU 4JG1NABGA 2 15 ...

Page 20: ...2 SPECIFICATIONS 2 2 ...

Page 21: ... BOOM CYLINDER CAB BATTERY BACK MIRROR HYDRAULIC TANK FUEL TANK SLEWING MOTOR SWIVEL JOINT BOOM HYDRAULIC PUMP CONTROL VALVE ENGINE ENGINE MUFFLER PUMP ACCESS DOOR OPERATOR CONTROLS TRAVEL MOTOR CRAWLER ADJUSTER AIR CLEANER FRONT IDLER SHOE PLATE COUNTER WEIGHT TRACK LINK UPPER ROLLER LOWER ROLLER RADIATOR ...

Page 22: ...0 mm 9 ft 7 in 2 2 2 1 65 M 5 ft 5 in ARM 1 440 4 9 2 860 9 5 5 780 18 12 2 600 8 6 Transport positioning pin B position R 1 160 3 10 4 340 14 3 5 500 18 A B 1 440 4 9 2 860 9 5 5 780 18 12 2 600 8 6 R 1 160 3 10 4 340 14 3 5 500 18 0 2 320 7 7 2 470 8 1 450 17 7 600 23 6 2 600 8 6 750 29 5 380 15 0 R1 160 Marked dimensions do not include height of shoe lug ...

Page 23: ... 4 Lower roller 15 33 10 2 5 Front idler 44 97 2 2 6 Track tension adjuster 29 64 2 2 7 Sprocket 27 59 2 2 8 Swivel joint 21 46 2 9 Dozer blade 305 670 2 10 Dozer blade cylinders 55 120 2 11 Track link with 450 mm 17 7 in shoes assy Track link with 600 mm 23 6 in shoes assy Track link with 600 mm 23 6 in triangle shoes assy 421 928 2 503 1 110 2 470 1 040 2 2 11 1 Track link assy 155 340 2 3 Attac...

Page 24: ...rical values marked indicate the dry weight 4 Lubricant and water including the following 161 355 4 1 Hydraulic oil 68 150 4 2 Engine oil 9 20 4 3 Fuel 71 157 4 4 Water 10 22 Model 2 07 M 6 ft 9 in Arm Item 450 mm 17 7 in shoe ...

Page 25: ...g to the outside dimensions in 2 2 MACHINE DIMENSIONS OVERALL DIMENSIONS OF WITHOUT ARM AND BUCKET Item Type 2 07 M 6 ft 9 in Arm 600 mm 23 6 in shoes 2 07 M 6 ft 9 in Arm 450 mm 17 7 in shoes Width m ft in 2 470 8 1 2 320 7 7 Weight kg lb 6 920 15 260 6 700 14 770 Type A Shoe width mm ft in L Length mm ft in H Height mm ft in W Width mm ft in Weight mm ft in Combination Without arm and bucket 600...

Page 26: ...ucket 600 23 6 2 860 9 5 2 600 8 6 2 470 8 1 5 950 13 120 450 17 7 2 860 9 5 2 600 8 6 2 320 7 7 5 730 12 630 Item Type 3 72 m 12 ft 2 in Boom Length Height Width L H W m ft in 3 86 1 43 0 36 12 8 4 8 1 2 Weight kg lb 490 1 080 Type 1 65 m 5 ft 5 in Arm 2 07 m 6 ft 9 in Arm Item 0 28 m3 0 37 cu yd Bucket 0 22 m3 0 29 cu yd Bucket Length Height Width L H W m ft in 3 14 0 70 0 75 10 4 2 4 2 6 3 61 0...

Page 27: ...8 0 89 0 55 0 98 0 89 0 65 L H W m ft in 3 7 1 12 1 4 3 3 2 11 1 7 3 3 2 11 1 10 3 3 2 11 2 2 Weight kg lbs 150 330 150 330 170 380 190 420 Bucket capacity m3 cu yd 0 11 0 14 0 14 0 18 0 18 0 23 0 22 0 29 Type Hoe bucket V bucket Slope finishing bucket Length Height Width 0 98 0 89 0 75 0 98 0 89 0 85 1 08 0 47 1 41 0 79 0 62 1 50 L H W m ft in 3 3 2 11 2 6 3 3 2 11 2 9 3 6 1 6 4 7 2 7 2 0 4 11 We...

Page 28: ...kw 2 000 rpm 55 PS 2 100 rpm Maximum torque Rotation speed 187 N m 138 ft lbs 1 800 rpm Starter 24 V 3 2 kW Alternator 24 V 30A Hydraulic pump Variable displacement axial piston gear pump Hydraulic motor Swing Axial piston motor Hydraulic motor Travel 2 speed axial piston motor Control valve 6 spool control valve 1 spool control valve Dozer Cylinder Boom arm and Bucket Double action cylinder Oil c...

Page 29: ...e shoe bending shoe bolt looseness and track assembly link roller etc damage Shape Shoe width mm in Overall width of crawler mm in Ground pressure kPa psi Iron crawler 39 links 450 17 7 2 320 7 7 31 4 4 5 600 23 6 2 470 8 1 23 5 3 4 Flat shoe 39 links 450 17 7 2 320 7 7 32 3 4 6 Triangle shoe 39 links 600 23 6 2 470 8 1 22 5 3 3 700 27 6 2 570 8 5 19 6 2 9 Rubber crawler 450 17 7 2 320 7 7 31 4 4 ...

Page 30: ...0 16 480 1 6 3 Yes welded Yes 160 350 0 18 0 24 0 14 0 18 550 1 10 480 1 7 3 Yes Yes 170 380 0 22 0 29 0 18 0 24 650 2 2 580 1 11 4 Yes Yes 190 420 STD 0 28 0 37 0 22 0 29 750 2 6 680 2 3 4 Yes Yes 200 440 0 35 0 46 0 26 0 34 850 2 9 780 2 7 4 Yes Yes 220 640 V shape bucket Capacity 0 24 m3 0 31 cu yd Weight 180 kg 400 lbs Face shovel unavailable Slope finishing bucket Capacity 0 26 m3 0 34 cu yd ...

Page 31: ... our responsibility When bucket marked by has been attached or nibbler has been attached on long arm the specified stability may not be obtained So add weight 400 kg 880 lbs in add on type as required If any other bucket except for the backhoe bucket is turned over and used for excavation damage to the arm and bucket may occur Bucket Applicable Arm Type Heaped capacity m3 cu yd Struck m3 cu yd 1 6...

Page 32: ...cation oil pressure Fuel injection timing 10 1 before top dead point Valve clearance Valve clearance Open Close Intake valve 0 4 mm 0 016 in cold condition 24 5 before top dead point 55 5 after bottom dead point Exhaust valve 0 4 mm 0 016 in cold condition 54 before top dead point 26 after top dead point Starter capacity 3 2kW 24 V Generator capacity Alternator 24 V 30 A Cooling fan drive method Ø...

Page 33: ...2 SPECIFICATIONS 2 15 2 9 2 ENGINE CHARACTERISTIC CURVE ISUZU 4JG1NABGA Condition to be measured With fan and generator Without muffler and air cleaner ...

Page 34: ...2 SPECIFICATIONS 2 16 MEMO ...

Page 35: ... ARM DIMENSIONAL DRAWING 3 6 3 2 2 ARM MAINTENANCE STANDARDS 3 8 3 3 BUCKET 3 10 3 3 1 BUCKET DIMENSIONAL DRAWING 3 10 3 3 2 BUCKET DIMENSIONAL TABLE 3 12 3 3 3 DETAIL DIMENSIONAL DRAWING OF LUG SECTION 3 13 3 3 4 DETAIL DIMENSIONAL DRAWING OF BOSS SECTION 3 15 3 4 DOZER 3 16 3 4 1 DOZER DIMENSIONAL DRAWING 3 16 3 4 2 DOZER MAINTENANCE STANDARD 3 17 ...

Page 36: ...3 ATTACHMENT DIMENSIONS 3 2 ...

Page 37: ...ght of boom cylinder rod pin 781 30 7 F Height of arm cylinder head side pin 1 085 5 3 7 G Distance between pins of boss R1 858 5 6 1 H Distance between of pins of bracket R1 706 5 5 7 I Arm cylinder head side inner width 100 3 94 J Inner width of bracket on the arm cylinder rod side mounting section 100 3 94 d1 Boom foot pin dia Ø 60 2 36 d2 Boom cylinder rod side pin dia Ø 70 2 76 d3 Pin dia of ...

Page 38: ...tandard value Limit val ue for re pair Service limit value A Boom foot Ø60 2 3622 0 06 0 0024 0 09 0 0035 0 10 0 0039 0 03 0 0012 0 09 0 19 0 0035 0 0075 2 0 0 08 2 5 0 1 Replace bushing or pin B Boom cylinder Head side Ø75 2 9528 0 06 0 0024 0 09 0 0035 0 25 0 0098 0 05 0 0020 0 11 0 34 0 0043 0 134 C Boom cylinder Rod side Ø70 2 7559 0 06 0 0024 0 09 0 0035 0 11 0 34 0 0043 0 0134 D Arm cylinder...

Page 39: ... Boom foot Boom L1 360 14 2 0 6 0 02 or less 1 0 0 04 1 5 0 06 PL 1 481 18 9 Adjusted by shim Upper frame 365 14 4 B B Boom cylinder Head side Head side L2 95 3 74 0 6 1 0 0 02 0 04 2 0 0 08 2 5 0 10 PL 2 180 7 09 Upper frame 100 3 94 C C Boom cylinder Rod side Boom cylinder L3 95 3 74 0 6 2 0 0 02 0 08 3 0 0 12 4 0 0 16 PL 3 221 8 70 Boom 100 3 94 D D Arm cylinder Head side Arm cylinder L4 95 3 7...

Page 40: ...3 ATTACHMENT DIMENSIONS 3 6 3 2 ARM 3 2 1 ARM DIMENSIONAL DRAWING A POINT B POINT SECTION AA 1 65 m Standard arm 2 07 m Long arm VIEW I SECTION BB ...

Page 41: ...2 36 P Link dimension 436 5 17 2 D3 I D of boss Ø75 2 95 Q Link dimension 380 0 5 14 7 0 0197 E Distance between pins of boss and bracket R1 504 4 11 R Height between pins of boss and center 15 0 591 F Distance between of boss and boss R240 9 45 d1 Pin dia Ø50 1 97 G Height between pins of boss and bracket 405 5 16 0 d2 Pin dia Ø50 1 97 H Height between pins of boss and bracket A point 282 5 11 1 ...

Page 42: ...0 0 08 2 5 0 1 Replace bushing or pin B Bucket link Bucket side 0 12 0 0047 0 05 0 0020 0 11 0 043 0 21 0 0083 C Idler link Arm connection 0 06 0 0024 0 12 0 0047 0 11 0 0043 0 24 0 0094 D Bucket link Idler link D Bucket cylinder Rod side 0 25 0 0098 0 05 0 0020 0 11 0 0043 0 37 0 0146 E Bucket cylinder Bottom side 0 20 0 0079 0 00 0 0000 0 06 0 0024 0 29 0 0114 0 06 0 0024 0 09 0 0035 G Arm cylin...

Page 43: ... 06 PL 2 335 13 2 Bucket C Idler link Arm connec tion Arm L3 180 7 09 PL 3 263 10 4 Link side D Bucket link Idler link side Bucket link L4 0 6 1 0 0 02 0 04 2 0 0 08 2 5 0 10 PL 4 263 10 4 Idler link side Bucket link Cylinder side Rod side L4 85 3 35 Link side E Bucket cylin der Arm side Bottom side L5 85 3 35 0 6 2 0 0 02 0 08 3 0 0 12 4 0 0 16 PL 5 185 7 28 Arm 90 3 54 F Arm and boom connection ...

Page 44: ...3 ATTACHMENT DIMENSIONS 3 10 3 3 BUCKET 3 3 1 BUCKET DIMENSIONAL DRAWING 1 Hoe bucket 2 Slope finishing bucket 3 V shape bucket Fig 3 6 Bucket dimensional drawing 1 2 Bushing out dia ...

Page 45: ...en pin and bracket B Distance between bucket pin and tooth end C Inner width of bucket top end D Inner width of lug E Inner width of bracket F Outer width of side cutter G Outer width of bucket bottom H Tooth outer width I Pitch between teeth Io Pitch between teeth J finishing plate depth d1 Pin dia d2 Pin dia ...

Page 46: ... 22 3 666 26 2 466 18 3 366 14 4 296 11 7 292 11 5 I 190 7 48 222 8 74 166 6 54 183 7 20 148 5 83 146 5 75 Io 188 7 40 222 8 74 150 5 91 183 7 20 148 5 83 146 5 75 d1 Ø65 2 56 Ø65 2 56 Ø65 2 56 Ø65 2 56 Ø65 2 56 Ø65 2 56 d2 Ø50 1 97 Ø50 1 97 Ø50 1 97 Ø50 1 97 Ø50 1 97 Ø50 1 97 Unit mm ft in Type Slope finishing bucket V shape bucket Loader bucket Capacity 0 26 m3 0 34 cu yd 0 24 m3 0 31 cu yd 0 34...

Page 47: ...26830 BOSS 2418P27140 I 0 28 0 37 0 35 0 46 0 22 0 29 0 18 0 24 0 14 0 13 0 11 0 10 Type of bucket Hoe bucket Capacity of bucket m3 cu yd Unit mm ft in A 50 1 97 B 19 0 748 C 53 2 09 D 65 2 56 E 8 0 315 F 110 4 33 G M12 H 19 0 748 J 110 4 33 M 28 1 10 N 91 3 58 Pin hole dia Lug plate thickness Bush length Hole dia Spring pin dia Boss outer dia Screw dia Boss width Boss outer dia Boss width Screw h...

Page 48: ...t m3 cu yd Unit mm ft in A B C1 C2 D E F G H J M N Pin hole dia Lug plate thickness Bolt head Hole dia Hole depth Hole dia Spring pin dia Boss outer dia Screw dia Boss width Boss outer dia Boss width Screw hole P C D 22 0 866 110 4 33 31 1 22 91 3 58 19 0 748 19 0 748 110 4 33 102 4 02 28 1 10 19 0 748 91 3 58 M10 M10 50 1 97 50 1 97 50 1 97 16 0 630 19 0 748 19 0 748 65 2 56 65 2 56 65 2 56 106 4...

Page 49: ...0 2 2 972 0 0078 80 5 3 17 23 0 906 38 1 50 13 0 512 10 0 394 2 5 0 0984 82 6 3 25 54 2 13 75 5 0 2 2 972 0 0078 80 5 3 17 19 0 748 34 1 33 13 0 512 10 0 394 2 5 0 0984 Slope finishing bucket 1 500 width 4 11 740 length 29 82 6 3 25 54 2 13 75 5 0 2 2 972 0 0078 80 5 3 17 23 0 906 38 1 50 13 0 512 10 0 394 2 5 0 0984 V shape buck et 0 24 0 20 82 6 3 25 54 2 13 75 5 0 2 2 972 0 0078 80 5 3 17 19 0 ...

Page 50: ... pin center to cutting edge end R1 374 4 6 D Inner width of dozer attaching bracket 653 25 7 E Width of dozer attaching bracket 60 2 36 F Distance from dozer attaching pin center to attaching pin on dozer cylinder head side R933 36 7 G Attaching bracket inner width on dozer cylinder head side 82 3 23 d1 Dozer attaching pin dia Ø50 1 97 d2 Attaching pin dia on dozer cylinder head side Ø70 2 76 A G ...

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