Develon HX230L Excavator Shop Manual (950106-00000_A_EN)

Out on sites, this HX230L usually lives in mud, rock, and demo rubble, swinging big buckets and handling pipe or hammer work all day. This shop manual is what you use when you’re going past filters and grease and into real teardown territory—swing bearing, pumps, finals, boom and arm pins, that kind of thing. Say you’ve got a slow, noisy swing and metal in the oil; this book walks you through how to strip the upper, trace the issue, inspect the bearing and gear teeth, then reassemble without leaving a shim out or misaligning the motor.

Applications & Use Cases

• Plan your teardown bay so you can route hoses, stage components, and keep clean parts isolated from the oily mess.
• Trace hydraulic problems back to the pump or control valve, then verify clearances while those units are on the bench.
• Follow general torque sequences so you don’t warp housings when you button up finals, travel motors, or the swing reduction.
• Inspect boom/arm pins and bushings with the stick off the machine, and test for play before you hang it back on.
• Bleed and test hydraulic circuits after major work so you don’t trap air and cook a fresh rebuild.

FAQ

Q: Is this a PDF I can search on my laptop or phone?

A: Yes, it’s typically a searchable PDF, so you can jump to sections and find torque steps or test procedures by keyword.

Q: Can I print just the pages I need for the jobsite?

A: You usually can; most techs print the teardown and reassembly pages, stick them in plastic sleeves, and mark notes as they go.

Safety Note

Always support the upper structure and attachments with stands or blocking rated for the load before you get under anything to inspect or wrench on it.

Develon HX230L Excavator Index:

• Safety, Specification and Systems Operation
  • Track Excavator Maintenance Safety
    • Safety Instructions
    • General
    • Long Term Storage
    • Maintenance
    • Environment and Circumstances
  • General Specifications
    • Safety Instructions
    • General
    • Standard Specification
    • Performance Tests
    • Preparation for Performance Tests
    • Operational Performance Standard Table
    • Operational Performance Test
    • Front, Specifications
    • Idler, Wear Limits and Tolerances
    • Lower Roller, Wear Limits and Tolerances
    • Track Shoes, Wear Limits and Tolerances
    • Upper Roller, Wear Limits and Tolerances
  • Engine Specifications
    • Safety Instructions
    • Engine Specification
    • Engine Performance Curves
    • Ambient Temperature Sensor
    • Tightening Torques
  • Hydraulic Systems and Structure Specifications
    • Safety Instructions
    • Main Control Valve
    • Main Pump
    • Swing Device
    • Travel Device
    • Other Hydraulic Components
  • General Maintenance Instructions
    • Safety Instructions
    • Welding Precautions and Instructions
    • Hydraulic System – General Precautions
    • Maintenance Service and Repair Procedure
    • Hydraulic System Cleanliness and Oil Leaks
    • Cleaning and Inspection
  • Standard Torques
    • Safety Instructions
    • Torque Values for Standard Metric Fasteners
    • Torque Values for Standard U.S. Fasteners
    • Type 8 Phosphate Coated Hardware
    • Torque Values for Hose Clamps
    • ORFS Swivel Nut Recommended Torque
    • Torque Values for Split Flanges
    • Torque Wrench Extension Tools
    • Loctite Applications
  • Engine
    • Safety Instructions
    • Component location
    • Fuel System
    • Lubrication system
    • Electrical System
    • Intake/Exhaust System
    • Cooling System
    • Aftertreatment System
  • Systems Operation, Description and Inspection
    • Safety Instructions
    • Overview – Components Layout
  • Components Operation, Description and Inspection
    • Safety Instructions
    • Main Pump
    • Main Control Valve
    • Swing Device
  • Systems Operation and Description
    • Safety Instructions
    • Components Layout of Electrical System
    • Weighing and Lift Assist Pro
    • SAVM (Smart Around View Monitoring)
    • Radar System
    • Advanced Detection System
    • Joystick Steering
    • PHM (Prognostics & Health Management)
    • 2D MG/MC Calibration
    • Lift Assist Pro Service Calibration
    • Service Menu
    • Air Conditioner System
    • Refrigerant System Repairs
    • Troubleshooting
    • Electrical System
• Removal and Installation
  • Engine
    • Safety Instructions
    • Before Removing and Installing
    • ECU (Engine Control Unit)
    • V-Belt
    • Alternator
    • Starter Motor
    • DEF (adblue®) Quality Sensor
    • Sensors – After Treatment
    • Engine Assembly
  • Hydraulic Systems and Structure
    • Safety Instructions
    • Before Removing and Installing
    • Drive Coupling
    • Undercovers
    • Travel Control Valve
    • Main Control Valve
    • Main Pump
    • Hydraulic Oil Tank
    • Fuel Tank
    • Swing Device
    • Center Joint
    • Track Guard
    • Travel Device
    • Cabin
    • Air Condenser Filter
  • Electric and Electronic
    • Safety Instructions
    • Before Removing and Installing
    • Battery Assembly
    • EPOS Controller
    • Slave EPOS Controller
    • TGU Controller
    • SAVM Controller
    • Microphone Controller
    • Smart Key Controller
    • Wiper Controller
    • DC-DC Controller
    • PHM Controller
    • Display Controller
    • ESU Controller
    • 3D MC Controller
    • Cabin Photo Sensor
    • Cabin Switches
    • Display Monitor
    • Hour Meter
    • Smart Junction Box
    • Wiper Motor
• Troubleshooting Guide
  • Wiring Harness Layout
    • Safety Instructions
    • Wiring Device
  • Error Code
    • Safety Instructions
    • EPOS Error Code
    • Engine Fault Code List
• Schematics
  • Hydraulic Schematic
  • Electric Schematic
  • Main Harness
  • Cabin Harness
  • Cabin Harness (Floor)
  • MCV Joint Harness

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