Develon DX100W-7 Wheeled Excavator Shop Manual (950106-02655_C_EN)

Out on street jobs, tight urban sites, and utility work, this DX100W-7 is your rubber‑tire digger for bouncing between holes without a lowboy. This shop manual helps you plan big teardowns, trace faults properly, and get it all back together without mystery bolts left on the cart. Say you’ve got slop in the boom and a swing motor that howls; this is what you use to strip it down in the yard, inspect every wear surface, then reassemble it with the right torque sequence so it tracks straight and doesn’t eat seals.

Applications & Use Cases

• Strip the boom, arm, and bucket linkage, then inspect pins, bushings, and bosses while they’re apart so you don’t miss an egged‑out hole or a cracked lug.
• Trace a hydraulic issue by isolating circuits, checking relief operations, and bleeding lines correctly after swapping pumps or main control valves.
• Tear down the axle or steering system, verify bearing preload and alignment, and reassemble so the machine doesn’t wander down the road.
• Pull the swing reduction or final drives, inspect gear teeth and shims, then follow the general torque and cross‑pattern sequences so backlash stays where it should.
• Route hoses and wiring looms during cab or upper‑structure work, using the manual to avoid pinch points and future rub‑throughs.

FAQ

Q: Is this something I can keep on a laptop and search through, or is it just a scan of pages?

A: It’s typically a searchable PDF, so you can jump to sections, but some diagrams will still feel like scanned pages you may zoom in on.

Q: Can I print just the sections I need to bring to the yard?

A: Yeah, most folks print the relevant jobs or schematics, stick them in plastic sleeves, and don’t risk the whole laptop in the mud.

Safety Note

When you’re working off this manual on major teardowns, always support the upper and attachments with rated stands before you crack any lines or remove pins.

Develon DX100W-7 Wheeled Excavator Index:

• DX100W-7
  • Safety, Specification and Systems Operation
    • Wheel Excavator Maintenance Safety
      • Safety Instructions
      • Safety Messages
      • General
      • Maintenance
      • Environment and Circumstances
      • Operation
      • Transportation
    • General Specifications
      • Safety Instructions
      • General
      • Standard Specification
      • Performance Tests
      • Operational Performance Test
      • Operational Performance Standard Table
      • Approximate Weight of Workload Materials
    • Engine Specifications
      • Safety Instructions
      • Engine Specification
      • Engine Performance Curves
      • Tightening Torques
    • Hydraulic Systems and Structure Specifications
      • Safety Instructions
      • Hydraulic System
    • 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 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
      • General Information
      • Special Tools
      • Fuel System
      • Cooling System
      • Exhaust System
      • Lubrication system
      • Electrical System
      • After Treatment System
    • Systems Operation, Description and Inspection
      • Safety Instructions
      • Overview
    • Components Operation, Description and Inspection
      • Safety Instructions
      • Main Pump
      • Main Control Valve
      • Transmission
      • Pilot, Brake and Steering control system
    • Systems Operation and Description
      • Safety Instructions
      • Power Supply
      • Starting System
      • Charging System
      • AVM System
      • EPOS system
      • Gauge Panel System
      • Air Conditioner System
      • Refrigerant System Repairs
      • Troubleshooting
  • 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
    • Hydraulic Systems and Structure
      • Safety Instructions
      • Before Removing and Installing
      • Undercovers
      • Fuel Tank
      • Drive Coupling
      • Joystick Valve (Work Lever)
      • Dozer Joystick Valve
      • brake Supply Valve
      • Brake Pedal Valve
      • Accelerator Pedal Valve
      • Pilot Supply Valve
      • Front Axle
      • Rear Axle
      • Travel Motor
      • Driveshaft
      • Air Condenser Filter
    • Electric and Electronic
      • Safety Instructions
      • Before Removing and Installing
      • Battery Assembly
      • EPOS Controller
      • TMS Controller
      • AVM Controller
      • Cabin Photo Sensor
      • Cabin Switches
      • Display Monitor
      • Hour Meter
      • Wiper Motor
      • Combination Switch
  • Troubleshooting Guide
    • Wiring Harness Layout
      • Safety Instructions
      • WIRING DEVICE
    • Error Code
      • Safety Instructions
      • EPOS ERROR CODE
      • 1. Engine Fault Code List
  • Schematics
    • DX100W-7 Hydraulic Schematic
    • DX100W-7 Electric Schematic
    • Main Harness

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