All-Inclusive Factory Service Technical manual for Hitachi Hydraulic Excavators Models EX1200-6.

This manuals will assist you in diagnosing, repairing, troubleshooting, operating, assembling, and checking for your hydraulic excavator.
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Covered Models:
   EX1200-6

The manual comprises 18 documents, including five Workshop Manuals, the Troubleshooting Manual, Operational Principle Manual, four Operators Manuals, Wiring Diagram, Assembly Manual, and five Check Sheets

1. Workshop Manual: Swing Motor (WSDSME17F2)
Format: PDF, 146 pages
Language: English

2. Workshop Manual: Pump Transmission (WSDPDE17F1)
Format: PDF, 122 pages
Language: English

3. Workshop Manual: Main Pump (WSDMPDE17F2)
Format: PDF, 152 pages
Language: English

4. Workshop Manual: Travel Transmission (WSDTDE17F1)
Format: PDF, 166 pages
Language: English

5. Workshop Manual (W18JE00)
Format: PDF, 594 pages
Language: English
Table of Contents:
   GENERAL
      Precautions for Disassembling and Assembling
      Tightening
      Painting
      Bleeding Air from Hydraulic OilTank
   UPPERSTRUCTURE
      Cab
      Counterweight
      Pump Device
      Control Valve
      Swing Device
      Pilot Valve
      Pilot Shut-Off Solenoid Valve
      Shuttle Valve
      Solenoid Valve
      Signal Control Valve
      Fan Motor
   UNDERCARRIAGE
      Swing Bearing
      Travel Device
      Center Joint
      Track Adjuster
      Front Idler
      Upper and Lower Roller
      Track
   FRONT ATTACHMENT
      Front Attachment
      Cylinder
      Bushing and Point

6. Troubleshooting Manual (TT18JE00)
Format: PDF, 490 pages
Language: English
Table of Contents:
   OPERATIONAL PERFORMANCE TEST
      Introduction
      Standard
      Engine Test
      Excavator Test
      Component Test
   TROUBLESHOOTING
      Diagnosing Procedure
      Monitor Unit
      Dr. ZX
      Component Layout
      Troubleshooting A
      Troubleshooting B
      Troubleshooting C
      Electrical System Inspection

7. Operational Principle Manual (TO18JE00)
Format: PDF, 314 pages
Language: English
Table of Contents:
   GENERAL
      Specifications
      Component Layout
      Component Specifications
   SYSTEM
      Controller
      Control System
      Hydraulic System
      Electrical System
   COMPONENT OPERATION
      Pump Device
      Swing Device
      Control Valve
      Pilot Valve
      Travel Device
      Signal Control Valve
      Other (Upperstructure)
      Other (Undercarriage)

8. Operators Manual: Quick Visual Inspection (Backhoe Front) (KO40001)
Format: PDF, 248 pages
Language: English
Table of Contents:
   VISUAL INSPECTION EX1200-6
      COMPLETING AND SUBMITTING THE INSPECTION SHEETS
      SAFETY
      Inspection procedure
      Noting the cracks
      0 hour to 250 hours
      251 hours to 500 hours
      501 hours to 750 hours
      751 hours to 1000 hours
      1001 hours to 1250 hours
      1251 hours to 1500 hours
      1501 hours to 1750 hours
      1751 hours to 2000 hours
      2001 hours to 2250 hours
      2251 hours to 2500 hours
      2501 hours to 2750 hours
      2751 hours to 3000 hours
      3001 hours to 3250 hours
      3251 hours to 3500 hours
      3501 hours to 3750 hours
      3751 hours to 4000 hours
      4001 hours to 4250 hours
      4251 hours to 4500 hours
      4501 hours to 4750 hours
      4751 hours to 5000 hours
      5001 hours to 5250 hours
      5251 hours to 5500 hours
      5501 hours to 5750 hours
      5751 hours to 6000 hours
      6001 hours to 6250 hours
      6251 hours to 6500 hours
      6501 hours to 6750 hours
      6751 hours to 7000 hours
      7001 hours to 7250 hours
      7251 hours to 7500 hours
      7501 hours to 7750 hours
      7751 hours to 8000 hours
      8001 hours to 8250 hours
      8251 hours to 8500 hours
      8501 hours to 8750 hours
      8751 hours to 9000 hours
      9001 hours to 9250 hours
      9251 hours to 9500 hours
      9501 hours to 9750 hours
      9751 hours to 10000 hours
   BACK COVER

9. Operators Manual (EM18J12)
Format: PDF, 336 pages
Language: English
Table of Contents:
   INTRODUCTION
   INDEX
   MACHINE NUMBERS
   SAFETY
   SAFETY SIGNS
   COMPONENTS NAME
   GETTING ON / OFF THE MACHINE
   HANDLING LADDER
   HANDLING EMERGENCY ROPE
   EMERGENCY EXIT
   OPERATORS STATION
   BREAK-IN
   OPERATING THE ENGINE
   DRIVING THE MACHINE
   OPERATING THE MACHINE
   TRANSPORTING
   MAINTENANCE
   MAINTENANCE UNDER SPECIAL ENVIRONMENTAL CONDITIONS
   STORAGE
   TROUBLESHOOTING
   SPECIFICATIONS
   INDEX

10. Operators Manual (EM18JEN19)
Format: PDF, 360 pages
Language: English

11. Operators Manual (EM18J16)
Format: PDF, 360 pages
Language: English

12. Wiring Diagram (TT18JE00CIR)
Format: PDF, 6 pages
Language: English
Table of Contents:
   EX1200-6 HYDRAULIC CIRCUIT DIAGRAM (BACKHOE)
   EX1200-6 HYDRAULIC CIRCUIT DIAGRAM (LOADING SHOVEL)
   EX1200-6 ELECTRICAL CIRCUIT DIAGRAM
   EX1200-6 UPPER CAB HARNESS
   EX1200-6 UNDER CAB HARNESS
   EX1200-6 CONNECTORS

13. Assembly Manual (KO35601)
Format: PDF, 239 pages
Language: English
Table of Contents:
   1. Precautions
      1-1 Safety precautions for servicemen
      1-2 How to use a power wrench
      1-3 Work precautions
   2. Workers plan (Loader front)
   2'. Workers plan (Backhoe front)
      2-1 Transportation (Loader front)
      2-1' Transportation (Backhoe front)
   3. Parts check
      3-1 Check
   4. Preparations (Loader front)
   5. Preparations (Backhoe front)
   6. Machines, apparatus, tools, and materials necessary for assembly
   7. Assembly of upperstructure
      7-1 Preparations
      7-2 Connection of upperstructure and side frames
      7-3 Connection of travel motor hoses
      7-4 Assembly of cab & handrail, step and ladder etc.
      7-5 Installation of counterweight, camera and rear lamps
      7-6 Greasing of swing bearing
      7-7 Vacuuming (air purge work) & charging of refrigerant
      7-8 Final check of superstructure
      7-9 Releasing the air from the main pumps
      7-10 Trial operation of superstructure
      7-11 Disassembly procedures for shipment
   8. Mounting procedures for loader front
      8-1 Preparation
      8-2 Mounting of loader front
      8-3 Mounting of bucket
      8-4 Adjustment of track link tension
      8-5 Final trial operation check
      8-6 Disassembly procedures for shipment
   9. Mounting procedures for backhoe front
      9-1 Preparation
      9-2 Mounting of backhoe boom
      9-3 Mounting of arm
      9-4 Mounting of bucket
      9-5 Adjustment of track link tension
      9-6 Final trial operation check
      9-7 Disassembly procedures for shipment
   10. Checks after completing the assembly
   11. Checking machine performance

14. Check Sheets: Visual Inspection (Backhoe Front) (KO35801)
Format: PDF, 39 pages
Language: English
Table of Contents:
   INTRODUCTION
   COMPLETING AND SUBMITTING THE INSPECTION SHEETS
   INSPECTION PROCEDURE
   STRUCTURE VISUAL INSPECTION CHECK REPORT
   Track Frame
   Side Frame
   Main Frame
   Backhoe BE Boom
   Backhoe Arm

15. Check Sheets: Daily Visual Inspection (KO36400)
Format: PDF, 6 pages
Language: English

16. Check Sheets: Weekly Visual Inspection (KO37000)
Format: PDF, 12 pages
Language: English
Table of Contents:
   Main Frame
   Backhoe BE Boom
   Backhoe Arm

17. Check Sheets: UT Inspection (Backhoe Front) (KO51700)
Format: PDF, 52 pages
Language: English
Table of Contents:
   COVER
      INTRODUCTION
      DISTRIBUTION OF THE INSPECTION SHEET
      DEFINITION OF THE DEFECT LENGTH IN ULTRA-SONIC
      INSPECTION PROCEDURE
      EVALUATION OF DEFECT HEIGHT (H)BY DISTANCE CORRECTION TECHNIQUE AT INTERNAL BULKHEAD
      ULTRA-SONIC EXAMINATION REPORT FOR THE STRUCTURE
      Track Frame
      Backhoe Boom
      Backhoe Arm

18. Check Sheets: Visual Inspection (Loader Front) (KO358(L)00)
Format: PDF, 37 pages
Language: English
Table of Contents:
   COVER
      INTRODUCTION
      COMPLETING AND SUBMITTING THE INSPECTION SHEETS
      INSPECTION PROCEDURE
      STRUCTURE VISUAL INSPECTIONCHECK REPORT
      Track Frame
      Side Frame
      Main Frame
      Loader Boom
      Loader Arm
   BACK COVER