All-Inclusive Factory Service Technical manual for Hitachi Compact Excavators Models Zaxis 50U-5N.

This manual will assist you in diagnosing, troubleshooting, assembling, disassembling, and repairing for your compact excavator.

Covered Models:
   Zaxis 50U-5N

The manual comprises 3 documents, including the Operation and Test Manual, Troubleshooting Manual, and Repair Manual

1. Operation and Test Manual (TM12915)
Format: PDF, 389 pages
Language: English
Publication Date: 13 May 2021
Table of Contents:
   Diagnostics
      Engine Control Unit (ECU) Diagnostic Trouble Codes
      Monitor Controller (DSZ) Diagnostic Trouble Codes
   Operational Checkout Procedure
      Operational Checkout Procedure
   Engine
      Theory of Operation
      Diagnostic Information
      Adjustments
      Tests
   Electrical System
      System Information
      System Diagrams
      Sub-System Diagnostics
      Monitor Operation
      References
   Power Train
      Theory of Operation
      Diagnostic Information
   Hydraulic System
      Theory of Operation
      Diagnostic Information
      Tests
   Heating and Air Conditioning
      Theory of Operation
      Diagnostic Information
      Tests
   APPENDIX

2. Troubleshooting Manual (SP326VOL3)
Format: PDF, 531 pages
Language: English
Table of Contents:
   General Information
      Safety
      Torque Values
   Adjustments
      Adjustments
   Ground and Operating Conditions
      Ground Conditions
      Operating Conditions
   Undercarriage Wear
      Undercarriage Wear
   Wear Measurement
      Wear Measurement
   Undercarriage Evaluation
      Undercarriage Evaluation
   Undercarriage Specifications
      Introduction
      Excavator
      Forestry Excavator
   Glossary
      Glossary

3. Repair Manual (TM12918)
Format: PDF, 381 pages
Language: English
Publication Date: 19 Jan 2021
Table of Contents:
   Introduction
      Foreword
      Technical Information Feedback Form
   General Information
      Safety
      Torque Values
   Tracks
      Track System
   Axles and Suspension Systems (Travel)
      Axle Shaft, Bearings, and Reduction Gears
      Hydraulic System
   Engine
      Removal and Installation
   Engine Auxiliary System
      Cooling Systems
      External Exhaust Systems
      External Fuel Supply Systems
   Damper Drive (Flex Coupling)
      Elements
   Frame or Supporting Structure
      Frame Installation
      Chassis Weights
   Operator`s Station
      Removal and Installation
      Operator Enclosure
      Seat and Seat Belt
      Heating and Air Conditioning System
   Blade (Backfill)
      Blades
      Hydraulic System
   Excavator
      Buckets
      Frames
      Hydraulic System
   Swing or Pivoting System
      Mechanical Drive Elements
      Hydraulic System
   Dealer Fabricated Tools
      Dealer Fabricated Tools
   hitachi-cover.pdf