New Holland EC25 Excavator Operator’s Manual 73185762 – PDF DOWNLOAD

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New Holland EC25 Excavator Operator’s Manual 73185762 – PDF DOWNLOAD

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New Holland EC25 Excavator Operator’s Manual 73185762 – PDF DOWNLOAD

TO THE OWNER:

• The warranty coverage that is extended to your machine is explained in the Warranty and Limitation of Liability
  form. Your dealer will provide you with a copy of the warranty and retain a copy which you have signed. After
  you read the warranty, ask your dealer to explain any points that you may not understand.
• The machine was designed to power and propel itself. It is intended to move material in the normal and
  customary applications.
• Do not modify or alter or permit anyone else to modify or alter this machine or any of its components mechanical
  function with first consulting an authorized New Holland Construction dealer. If you have any questions
  regarding machine modifications, contact New Holland Construction, 245 E. North Ave., Carol Stream, IL
  60188.
• Your safety and the safety of those around you depend upon the care and good judgment you use while
  operating this equipment. Read the safety precautions carefully.
• After you have operated the machine for 50 hours, take your machine and this manual to your selling dealer.
  He will perform the factory recommended 50-hour service. You will be responsible for the cost of lubricants,
  fluids, filters and other items replaced as part of normal maintenance. Prior to taking the machine to your
  selling dealer for service, it is recommended that you contact them to determine any other charges for which
  you may be responsible.
• All data given in this book is subject to product variations. Dimensions and weights are approximate only and
  the illustrations do not necessarily show machines in standard condition. For exact information about any
  particular machine, please consult your New Holland Construction dealer.

TABLE OF CONTENTS:

New Holland EC25 Excavator Operator’s Manual 73185762 – PDF DOWNLOAD

1 Introduction 2
1 1 General 2
1 2 Warranty and Maintenance 3
1 3 Notes on using the instruction book 3
1 4 Environmental standards 4
1 5 Pictograms 4
1 6 Copyright 5
2 Safety and prevention of accidents 6
2 1 Introductory remarks 6
2 2 Proper use 6
2 3 General safety notes 7
2 4 Operation 7
2 5 Danger zone 8
2 6 Transport of persons 8
2 7 Stability 8
2 8 Travel operation 9
2 9 Operation 9
2 10 Guides 10
2 11 Danger of falling objects 1 O
2 12 Working in the vicinity of underground power lines 10
2 13 Working in the vicinity of overhead power lines 11
2 14 Operation in closed rooms 11
2 15 Work stoppages 11
2 16 Crane operations 12
2 17 Change of work attachments, maintenance, repair 12
2 18 Recovery, loading, transportation 13
2 19 Monitoring and inspections 14
2 20 Fire protection 14
2 21 Emergency exit 14
2 22 Other dangers 14
3 Technical data 16
3 1 Views 16
3 2 Engine 19
3 3 Electrical system 19
3 4 Travel mechanism 19
3 5 Hydraulic system 20
3 6 Lubricants 21
3 6 1 Filling quantities 21
3 6 2 Fuel, lubricant and coolant specifications 22
3 7 Specific ground pressure 24
3 8 Sound level values to EEC 86/662 24
3 9 Dimensions and weights 24
3 10 Carrying capacities 26
3 11 Working envelope for grab operation 27
3 12 Work attachments 28
3 13 Optional equipment 28
EC25/NH
Table of contents — fiWHOllAN)
4 Operation 29
4 1 First commissioning 30
4 2 Display elements and operator controls 31
4 3 Engine 35
4 3 1 Starting the engine 35
4 3 2 Monitoring during operation 36
4 3 3 Switching off the engine 36
4 4 Operator’s seat 37
4 5 Heating /Ventilation 37
4 5 1 Heating 37
4 5 2 Ventilation 37
4 6 Front window 38
4 7 Driving and steering 39
4 8 Rubber crawler chains 41
5 Working operation of the machine 43
5 1 General 43
5 2 Actuating the work functions 44
5 2 1 Actuating the work equipment 44
5 2 2 Actuation – Articulation 44
5 2 3 Actuation – Dozer blade 45
5 2 4 Actuation – Additional control circuit 45
5 3 Changing work attachments 46
5 3 1 General 46
5 3 2 Assembly of work attachments 47
5 3 3 Clamshell grab 48
5 3 4 Hydraulic rock breaker 49
5 4 Dismounting the cab 50
6 Recovery and transport of the machine 51
6 1 Recovery of the machine 51
6 2 Loading the machine by use of a crane 51
6 3 Transport of the machine 52
7 Care and maintenance 53
7 1 General notes 54
7 2 Inspection parts and aids 55
7 3 Care and cleaning 56
7 4 Notes for winter operation 56
7 5 Work before putting into operation 57
7 5 1 Checking the engine oil level 57
7 5 2 Cooling system 57
7 5 3 Hydraulic oil level 57
7 5 5 Windscreen wash system 58
7 5 6 Oil level of the crawler gear unit 59
7 5 7 Tension of crawler chains 59
7 5 8 Electrical equipment 59
EC25/NH
— N:WHal AN) Table of contents
7 6 Inspection and maintenance work 60
7 6 1 Changing the engine oil 60
7 6 2 Engine oil filter 60
7 6 3 Fuel system 61
7 6 4 Air filter, air intake 62
7 6 5 Water radiator 65
7 6 6 Cleaning the hydraulic oil radiator 66
7 6 7 Checking the V-belts 67
7 6 8 Checking the valve lash 68
7 6 9 Battery 70
7 6 10 Hydraulic oil 71
7 6 11 Hydraulic oil return filter 72
7 6 12 Hydraulic oil tank – ventilation filter 72
7 6 13 Oil change in crawler gear unit 74
7 6 14 Tension of crawler chains 75
7 6 15 Swing connection 77
7 7 Maintenance and inspection plans 80
7 7 1 Daily and weekly tasks 80
7 7 2 Overview of lubricating points 82
7 7 3 Inspection plan 84
7 8 Shutdown 86
7 8 1 Preservation (temporary shutdown) 87
7 8 2 During shutdown 87
7 8 3 After shutdown 87
8 Operating problems 88
8 1 General 88
8 2 Engine 88
8 3 Machine is not driving 89
8 4 Insufficient travel power 89
8 5 Excavator equipment is not working 90
8 6 Decrease in machine’s performance 90
8 7 Machine is working too slowly and hydraulic oil is becoming too hot 90
8 8 Uppercarriage is swinging too far 90
8 9 Working cylinders are not working satisfactorily 91
8 10 Trouble in the electrical system 91
9 Appendix 94
9 1 Electrical system 94
9 2 Hydraulic system 99

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