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TO THE READER
• This manual is written for an experienced
technician
to
provide
needed to maintain and repair this machine.
- Be sure to thoroughly read this manual for
correct information concerning the service
procedures.
ADDITIONAL REFERENCES
• Please refer to the materials listed below in
addition to this service manual:
- Operator's Manual
- Service Parts Catalogue
COMPLETE SERVICE MANUAL
• The Service Manual consists of one volume:
- E140CSR
Service Manual for "Crawler Excavators
VOLUME
Service Manual - "Crawler Excavators"
technical
information
IN - 1
- If you have any questions or comments, or if you
found any errors regarding the contents of this
manual, please contact:
NEW HOLLAND KOBELCO
CONSTRUCTION MACHINERY S.p.A.
Strada Settimo, 323
San Mauro Torinese (TO)
10099 ITALIA
PRODUCT SUPPORT
Fax. +39 011 0077357
The Service Manual for "Crawler Excavators"
contains the necessary technical information to
carry out maintenance and repair operations on the
machine, the necessary tools to carry out
maintenance operations, the information on service
standards, the procedures for removal, installation,
disassembly and reassembly.
The Service Manual regarding models E140CSR
consists of the following volume, identified by the
print number indicated below:
MACHINE TYPE
E140CSR
INTRODUCTION
PRINT NUMBER
47381457A

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Summary of Contents for New Holland E140CSR

  • Page 1 The Service Manual regarding models E140CSR consists of the following volume, identified by the print number indicated below: VOLUME...
  • Page 2 If it is necessary to have the attachment partially or fully raised to gain access to certain items, make sure the attachment is suitably supported by means other than the hydraulic lifting cylinders, the cables and/or the mechanical devices used for controlling the attachment. NEW HOLLAND KOBELCO CONSTRUCTION MACHINERY S.p.A. COPYRIGHT BY Product Support - Documentation Centre Strada di Settimo, 323 - S.
  • Page 3 GENERAL SAFETY INFORMATION...
  • Page 4 GENERAL SAFETY INFORMATION GENERAL SAFETY INFORMATION 3) CAUTION- Indicates a potentially hazardous situation which, if not avoided, may result in mi- nor or moderate injury. It may also be used to alert against possible damage to the machine Do not operate or perform any maintenance on this and its components and is represented as fol- machine until all instructions found in the OPERA- lows:...
  • Page 5 GENERAL SAFETY INFORMATION SAFETY PRECAUTIONS stands, capable of supporting the machine, before performing any disassembly. The proper and safe lubrication and maintenance Do not operate this machine unless you have for this machine, recommended by Manufacturer, read and understand the instructions in the OP- are outlined in the OPERATOR’S MANUAL for the ERATOR’S MANUAL.
  • Page 6 GENERAL SAFETY INFORMATION (13)Always use the proper tools that are in good condi- (21)Do not operate a machine if any rotating part is tion and that are suited for the job at hand. Be sure damaged or contacts any other part during opera- you understand how to use them before performing tion.
  • Page 7 GENERAL SAFETY INFORMATION INDEX NHK-EUR E140CSR Book Code No. Index 25 1 Title Distribution Year Month S5YN0129E01 OUTLINE 2011-12 S5YY0223E01 SPECIFICATIONS 2011-12 S5YY0323E01 ATTACHMENT DIMENSIONS 2011-12 S5YY1123E01 TOOLS 2011-12 STANDARD MAINTENANCE S5YY1223E01 TIME SCHEDULE 2011-12 MAINTENANCE STANDARD S5YY1323E01 AND TEST PROCEDURE...
  • Page 8 GENERAL SAFETY INFORMATION NOTE: This Manual is prepared as a technical material in This Manual may be properly revised due to the im- which the information necessary for the maintenance provement of products, modification of specifications, and repairing services of our hydraulic excavators are etc.
  • Page 9 1. OUTLINE 1. OUTLINE TABLE OF CONTENTS GENERAL PRECAUTIONS FOR MAKING REPAIRS ........1-3 1.1.1 PREPARATION BEFORE DISASSEMBLING ..........1-3 1.1.2 SAFETY WHEN DISASSEMBLING AND ASSEMBLING ......1-3 1.1.3 DISASSEMBLING AND ASSEMBLING HYDRAULIC EQUIPMENT ..1-4 1.1.4 ELECTRICAL EQUIPMENT ................ 1-6 1.1.5 HYDRAULIC PARTS ...................
  • Page 10 ↑ SK225SRLC : LA06-02501~ (ANZ) ↑ SK330-8 : LC11-09068~ ↑ January, 2011 SK350LC-8 : YC11-04950~ (ANZ) ↑ ↑ September, 2011 SK225SR : YB06-03501~ (SE Asia) ↑ ↑ December, 2011 E140CSR : YH07-09001~ (NHK-EUR) ↑ ↑ ↑ SK140SRLC-3 : YH07-09001~ (NA)
  • Page 11 1. OUTLINE GENERAL PRECAUTIONS FOR MAKING REPAIRS 1.1.1 PREPARATION BEFORE DISASSEMBLING Read Operator's Manual before disassembling (1) Knowledge of operating procedure Read Operator's Manual carefully to understand the operating procedure. (2) Cleaning machines Clean machines of soil, mud, and dust before carrying into the service shop. Carrying a soiled machine into the service shop, causes making less efficient work and damage of parts.
  • Page 12 1. OUTLINE 1.1.3 DISASSEMBLING AND ASSEMBLING HYDRAULIC EQUIPMENT (1) Removing hydraulic equipment assy 1. Before removing pipes, release the pressure of hydraulic oil tank, or open the cover on the return side to tank, and take out the filter. 2. Drain the oil in the removed pipes into pan to prevent the oil from spilling on the ground. 3.
  • Page 13 1. OUTLINE (5) Installing hydraulic equipment 1. Confirm hydraulic oil and lubrication oil. 2. Air release is required in the following cases ; a. Change of hydraulic oil b. Replacement of parts on suction pipe side c. Removing and attaching hydraulic pump d.
  • Page 14 1. OUTLINE 1.1.4 ELECTRICAL EQUIPMENT (1) The disassembly of electrical equipment is not allowed. (2) Handle equipment with care so as not to drop it or bump it. (3) Connector should be removed by unlocking while holding the connector. Never stress in tension to the caulked section by pulling wire. (4) Check that connector is connected and locked completely.
  • Page 15 1. OUTLINE 1.1.5 HYDRAULIC PARTS (1) O-ring • Check that O-ring is free from flaw and has elasticity before fitting. • Even if the size of O-ring is equal, the usage differs, for example in dynamic and static sections, the rubber hardness also differs according to the pressure force, and also the quality differs depending on the materials to be seated.
  • Page 16 1. OUTLINE INTERNATIONAL UNIT SYSTEM Introduction Base units Table 1-1 Although this manual uses the SI units system. Outline of Derived units SI units system is described here. of base units Supplemen Given hereinunder are an excerpt of the units that are Table 1-3 tary units SI units...
  • Page 17 1. OUTLINE (5) Prefixes of SI (6) Unit Conversion Table Table1-5 Table1-6 PREFIX QUANTITIES REMARKS POWER DESIGNATION SIGN Mass Giga Force 1kgf=9.807N Mega Torque kgf•m N•m 1kgf•m=9.807N•m Kilo Pressure kgf/cm 1kgf/cm =0.098MPa Hecto Motive power 1PS=0.7355kW Deca Revolution r.p.m 1r.p.m=1min –1 –1 Deci...
  • Page 18 1. OUTLINE 1-10...
  • Page 19 TABLE OF CONTENTS NAME OF COMPONENTS .................. 2-3 GENERAL DIMENSIONS ..................2-4 2.2.1 ... 2-4 E140CSR [4.68m(15ft-4in) + 2.38m(7ft-10in) Arm + 0.5m3 (0.65cu-yd) Bucket] WEIGHT OF COMPONENTS ................2-5 TRANSPOTATION ....................2-7 2.4.1 OVERALL DIMENSIONS OF MACHINE ON A TRAILER ......2-7 2.4.2...
  • Page 20 SERVICE MANUAL E385C Crawler Excavators Print no. 47374920A Edition English 06/12 CONSTRUCTION...
  • Page 21 NEW HOLLAND KOBELCO CONSTRUCTION MACHINERY S.p.A. COPYRIGHT BY Product Support...
  • Page 22 - Be sure to thoroughly read this manual for NEW HOLLAND KOBELCO correct information concerning the service CONSTRUCTION MACHINERY S.p.A. procedures. Strada Settimo, 323...
  • Page 23 E385C INTRODUCTION PAGE NUMBER • Each page has a number, located on the central lower side of the page. Each page number contains the following information: Example: T 1-2-3 Consecutive page number for each group Group number (if exist)) Section number Technical Manual W: Workshop Manual SYMBOLS...
  • Page 24 INDEX E385C MANUAL INDEX GENERAL SAFETY INFORMATION Page Section 1 SAFETY INFORMATION ............S1 Section 2 SAFETY PRECAUTIONS ............S2 Section 3 SAFETY DECALS..............S3 OPERATIONAL PRINCIPLE Section 1 GENERAL INFORMATION Group 1 Specifications................. T1-1 Section 2 SYSTEM Group 1 Mechatro Control System ..............
  • Page 25 E385C INDEX REPAIR INSTRUCTIONS Section 1 GENERAL INFORMATION Group 1 Precautions for Disassembly and Assembly.........W1-1 Group 2 Tightening Torque ................W1-2 Section 2 UPPERSTRUCTURE Group 1 Upperstructure ................W2-1 Group 2 Pump Device.................W2-2 Group 3 Control Valve ................W2-3 Group 4 Swing Device ................W2-4 Group 5 Pilot Valve ..................W2-5 Section 3 UNDERCARRIAGE...
  • Page 26 GENERAL SAFETY INFORMATION...
  • Page 28 GENERAL SAFETY INFORMATION E385C INDEX Section 1 SAFETY INFORMATION Section 2 SAFETY PRECAUTIONS Section 3 SAFETY DECALS...
  • Page 30 SAFETY INFORMATION E385C SAFETY RULES GENERALITIES Read the Operator's manual carefully before starting, Always check height, width and weight limitations operating, maintaining, fuelling or servicing the which may be encountered in the working site and machine. ensure the machine does not exceed them. Carefully read the explanation to each and all safety Assess exact paths of gas ducts, water mains, signs in the special section of this Manual before...
  • Page 31 E385C SAFETY INFORMATION OPERATING report this problem to the maintenance managers for proper action. Do not operate the machine until this condition is Do not run the engine in closed buildings without corrected. Regularly check all exhaust system proper ventilation capable to remove harmful exhaust components, as exhaust fumes are toxic for the gases which concentrate in the air.
  • Page 32 SAFETY INFORMATION E385C likely to be concealed by bushes, undergrowth and lay building components, special caution must be such. taken as follows: Avoid bushes, logs and rocks. Never drive over them, nor over any other surface irregularities that - The machine must be equipped compulsorily with discontinue adherence or traction with the ground, the appropriate variant provided upon request.
  • Page 33 E385C SAFETY INFORMATION - Contact the company owner of the gas mains or its - Appoint a person in charge of signalling duties. nearest branch before starting the work. This person will have the responsibility of observing the machine, any part of it and/or the load - Define together which precautions should be taken approaching the electric lines from a standpoint to guarantee work safety.
  • Page 34 SAFETY INFORMATION E385C horn. Make sure that nobody is within the machine Keep the operator’s compartment, step plates, grab operating range. Lower the attachment slowly. rails and handles clear of foreign objects, oil, grease, mud orsnow to minimise the danger of slipping or Securely block and lock the machine every time you stumbling.
  • Page 35 E385C SAFETY INFORMATION to the end of the fuelling operation to avoid possible In case of field service, move the machine to level generation of sparks due to static electricity. ground and block it. If work on an incline cannot be avoided, securely block the machine and its Use a truck or trailer to haul a failed machine.
  • Page 36 SAFETY INFORMATION E385C compliance with local national safety Check distance between boom/arm and dimensional regulations. limits during transfer or transportation. Metal cables produce steel splinters. Always wear Rough terrain may cause the machine to sway and certified protection clothes such as safety gloves and roll to such an extent that boom/arm could get to glasses while handling them.
  • Page 37 E385C SAFETY INFORMATION ELECTRICAL SYSTEM TOOLS Pay attention to connect connecting cables to correct Always keep head, body, limbs, feet, hands, and poles (+ to +) and (- to -) at both ends. Do not short- fingers away from the bucket and attachments, when circuit terminals.
  • Page 38 SAFETY PRECAUTIONS E385C SAFETY ALERT SYMBOL When you see this symbol on your machine or in this Manual, be alert of the potential for personal in- jury. Follow recommended precautions and safe operat- ing practices. UNDERSTAND SIGNAL WORDS In this Manual you will find the following words refer- ring to different hazard risks: - DANGER;...
  • Page 39 Thanks very much for your reading, Want to get more information, Please click here, Then get the complete manual NOTE: If there is no response to click on the link above, please download the PDF document first, and then click on it. Have any questions please write to me: admin@servicemanualperfect.com...