1997-2002 Hyundai Robex 55-3 R55-3 Crawler Excavator Service Manual - Document Listing

Excavator Robex 55-3 troubleshooting and repair reference: hydraulic circuit, components, testing, electrical systems, troubleshooting, maintenance, disassembly, and assembly. R55-3

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Document Details

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Document Number / Seller:
28200 / Richard Lee
File Size:
62.29 MB
File Type:
PDF
Language:
English
Pages:
329
Printable:
Yes
Category:
Excavator
Last updated / verified
Apr 22, 2025

Models Covered & Key Technical Specifications

Definitive Technical Overhaul Manual: Excavator Hyundai Robex 55-3, R55-3 Crawler Excavator - Comprehensive Service & Repair Manual, covers 1997-2002 Technical-Briefing

Operational-Scope: 329 pages | Engineering-Metrics: 62.2886 MB | Architecture-Focus: English Hyundai Robex 55-3 Crawler Excavator (1997-2002) | Service Manual

  • Measured Velocity Specs: 4.0 mm/hr represents the standard wear tolerance for boom cylinder pin bushings. Mapping.
  • Fundamental Component Weight: For maintenance, 185 lb is the base weight for the front attachment assembly. Configuration.
  • Baseline Approved Specs: 1100±50 rpm signifies the standard low idle engine speed range. Benchmarks.
  • Approved Reference Specs: The track gauge requires 1845 mm for optimal operation. Sequences.
  • Reference Feed Speed: 2.2/4.0 km/hr defines the standard travel speed parameters. Baseline.
  • Published Technical Data: 5400 kg establishes the operating weight for this excavator model. Parameters.

Professional Workshop Service Manual & Technical Specifications

Definitive Technical Overhaul Manual: Excavator Hyundai Robex 55-3, R55-3 Crawler Excavator - Comprehensive Service & Repair Manual, covers 1997-2002 Technical-Briefing

Operational-Scope: 329 pages // Engineering-Metrics: 62.2886 MB / Architecture-Focus: English

Assessment-Parameter Parameters Framework
Safety Hints Included Essential
Specifications Detailed Critical
Hydraulic Circuit Diagrammed Technical
Electrical System Outlined Component
Troubleshooting Covered Diagnostic

Technical content addresses:

Section 1: General - Safety Hints and Specifications provide foundational operational knowledge.

Section 2: Structure and Function - Details hydraulic circuits, pumps, valves, and motors for comprehensive understanding.

Section 3: Testing and Adjusting - Covers operational performance tests and hydraulic pressure adjustments to ensure peak machine condition.

Section 4: Electrical System - Component locations and circuit diagrams for electrical systems.

Section 5: Troubleshooting - Guides on diagnosing and resolving common electrical and hydraulic issues.

Section 6: Maintenance Standard - Specifies key maintenance standards for major components and track/work equipment.

Section 7: Disassembly and Assembly - Provides step-by-step procedures for pump, valve, motor, and joint disassembly and reassembly.

This manual documents torque specifications for component alignment retention to ensure proper assembly and function.

FAQ

Reference the **specified** tool requirements for disassembly. keyboard_arrow_down

Hexagonal bar spanners ranging from 5mm to 17mm, plastic hammers, snap ring pliers, and torque wrenches are specified for disassembly procedures.

What are the **essential** electrical values for system operation? keyboard_arrow_down

10-12.5V is the typical voltage range observed at various check points within the electrical system during operation.

Specify the **correct** calibration settings for the pilot valve. keyboard_arrow_down

5 to 20.5 kgf/cm² is the general preset secondary pressure range for the pilot valve's spring mechanism.

What is the **documented** clearance measurements for cylinder pins and bushings? keyboard_arrow_down

0.025 mm to 0.551 mm represent the standard clearance measurements for piston rod bushings and cylinder bottom mounting pins across various components.

Calculate the **precise** torque specifications for the geared pump assembly. keyboard_arrow_down

M8 x 40mm bolts require a 6mm hexagonal bar spanner, and M10 x 85mm bolts require a 17mm spanner for disassembly, with specified torque to be applied during reassembly.

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Reviews (3)

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The diagrams and troubleshooting tips are top-notch. Customer support was quick to respond to my questions, too!
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The manual is incredibly detailed and easy to follow. It made my repairs a breeze!
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The download process was smooth and quick. I received the email with the link almost immediately! Highly recommend.