Develon DX260LC-9 S5 Crawler Excavator Shop Manual (950106-03922_A_EN)
Out on sites, this DX260LC-9 usually lives in mud, rock, and demolition mess, loading trucks, cutting grade, or breaking out foundations all day. This shop manual is for when you’re past simple filters and grease and you’re ready to strip major components, trace faults properly, and put everything back so it tracks straight and digs clean. Say you’ve got swing noise and metal in the oil—this is what you’d use to plan the teardown, inspect the bearings and gear faces, then reassemble without forgetting a shim or misaligning the housing.
Applications & Use Cases
- Plan a major teardown on the bench: lay out parts, route hoses correctly, and keep track of shims and spacers so you don’t fight it on reassembly.
- Trace a hydraulic problem from the pump to the cylinders, then test and verify which component’s actually at fault before you start buying parts.
- Check undercarriage and final drives with the machine apart, inspect wear patterns, and align everything so it won’t chew up new seals right away.
- Follow general torque sequences on boom, arm, and swing components so you don’t warp anything or pinch a bearing.
- Isolate electrical issues, then re-route and secure harnesses properly after repairs so they don’t rub through in a month.
FAQ
Q: Is this a PDF I can search on my laptop?
A: Yes, it’s typically a searchable PDF, so you can jump to sections by keyword instead of flipping around blindly.
Q: Can I print just a few pages to take to the machine?
A: Usually you can print specific sections; most techs print the diagrams and torque pages, stick them in plastic sleeves, and keep the full file on a tablet or laptop.
Safety Note
Always support the attachment and upperstructure with proper stands and blocks before you crawl under or start loosening anything heavy.
Develon DX260LC-9 S5 Crawler Excavator Index:
- DX260LC-9
- 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
- Track Shoes, Wear Limits and Tolerances
- Idler, Wear Limits and Tolerances
- Upper Roller, Wear Limits and Tolerances
- Lower 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
- SAVM (Smart Around View Monitoring)
- Radar System
- Human Detection System
- Stick Steer
- PHM (Prognostics & Health Management)
- 2D MG/MC Calibration
- ALA Service Calibration
- Service Menu
- Air Conditioner System
- Refrigerant System Repairs
- Troubleshooting
- Electrical System
- 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
- Joystick Valve (Work Lever)
- 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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