Hitachi Zaxis 800 850H Hydraulic EXcavator Technical Assembly Procedure Manual – PDF DOWNLOAD

Description

Hitachi Zaxis 800 850H Hydraulic EXcavator Technical Assembly Procedure Manual

FILE DETAILS:

Hitachi Zaxis 800 850H Hydraulic EXcavator Technical Assembly Procedure Manual 

Language : English
Pages : 210
Downloadable : YES
Format : PDF
Size : 7.07 MB
Part No : KO-282-00

DESCRIPTION:

Hitachi Zaxis 800 850H Hydraulic EXcavator Technical Assembly Procedure Manual 

FOREWORD:

Assembly work is the final touch that gives the machine life. The quality of a machine’s assembly affects its operative performance and service life of the machine. Because a machine’s value is determined by its assembly, those who do this work are required to have sufficient know-how about assembly. This manual basically contains assembly know-how such as methods and useful hints for assembling the ZX800/ZX850H Hydraulic Excavator. Please read this manual carefully and try to keep it for reference before you engage in assembly or while you work. This manual is a practical compilation of the following three viewpoints: “the improvement of work safety”, “the improvement of efficiency” and “the enhancement of product quality.”

1) Safety: Some hints and information for safe work are provided, such as the weight of the parts, their lifting points when raised with wire ropes and their handling procedures. Work safety is attained with this manual.
2) Quality: Procedures and hints are described for correct machine assembly. They include the part numbers, tightening torque values of bolts, etc. Correct assembly is essential to provide the machine with a longer service life at maximum performance.
3) Efficiency: Tool jigs, the facilities necessary to do the work and the preparation needed for each work stage are introduced to assure speedy and effective completion.
We hope this manual will be helpful to you in assembling the machine without a hitch.

TABLE OF CONTENTS:

Hitachi Zaxis 800 850H Hydraulic EXcavator Technical Assembly Procedure Manual 

1. Precautions 1
1-1. Safety precautions for servicemen 1
1-2. How to use a power wrench 14
1-3. Work precautions 17
2. Work Plan and Preparations27
2-1. Work Plan (Backhoe Front) 27
2-2. Work Plan (Loader Front) 28
2-3. Transportation29
3. Parts check 47
3-1. Check 47
4. Preparations 48
4-1. Preparations (Backhoe front) 48
4-2. Preparations (Loader front) 49
5. Machines, apparatuses, tools, and materials necessary for assembly 50
6. Assembly of superstructure59
6-1. Preparation 59
6-2. Connecting the side frames to the track frame 62
6-3. Mounting the counterweight 78
6-4. Greasing of swing bearing 82
6-5. Final check of superstructure 84
6-6. Releasing the air from the main pumps 87
6-7. Trial operation of superstructure 88
7. Backhoe front mounting procedure 93
7-1. Preparation 93
7-2. Mounting the backhoe front 95
7-3. Bleeding the cylinders and checking the hydraulic system 130
7-4. Adjusting the track link tension 132
7-5. Final trial operation check 134
7-6. Backhoe lubrication 135
8. Loader front mounting procedure 141
8-1. Preparation 141
8-2. Mounting the loader front 143
8-3. Bleeding the cylinders and checking the hydraulic system 170
8-4. Adjusting the track link tension 172
8-5. Final trial operation check 174
8-6. Loader lubrication175
9. Extending and retracting the side frames 179
10. Checks after completing the assembly 191
11. Checking machine performance 193
12. Appendix (Lifting Diagrams) 203
12-1. Assembly Instructions Appendix (Right bracket) 205
12-2. Assembly Instructions Appendix (Left bracket) 207
12-3. Superstructure lifting jig 209

HITACHI ZAXIS 800 850H HYDRAULIC EXCAVATOR TECHNICAL ASSEMBLY PROCEDURE MANUAL – PDF DOWNLOAD:

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