Develon DX170W-7 Wheeled Excavator Shop Manual (950106-02404_C_EN)
Out on road jobs, utility work, or tight urban sites, this DX170W-7 is your go-to for trenching, lifting, and cleanup without hauling a track machine in. This shop manual’s what you want when you’re tearing deep into it—major hydraulics, swing, axle work, boom and stick off, that kind of thing. It helps you plan the teardown, trace faults, inspect everything while it’s apart, then reassemble so you don’t chase the same problem twice. Say you’ve got a noisy final drive or a sloppy front axle: this is what you’d use to strip it, check wear points, verify clearances, and get it back together straight.
Applications & Use Cases
- Plan a big teardown so you can route hoses, park components, and keep hardware laid out where you won’t mix shims or spacers.
- Follow general torque sequences to align housings, test rotation by hand, then re‑torque so bearings don’t fail early.
- Isolate a hydraulic issue, bleed the system correctly, and verify functions before you send the machine back to the site.
- Inspect pins, bushings, and slew gear while it’s all open, so you replace what’s tired instead of tearing it down again next month.
- Check steering and brake components on the wheeled undercarriage and reassemble so it tracks straight and stops true.
FAQ
Q: Is this a digital download I can search through, or just scanned pages?
A: It’s typically a searchable PDF, so you can jump to sections and use keywords instead of flipping blindly.
Q: Can I print just the pages I need to take to the jobsite?
A: Yes, most folks print specific sections, stick them in a sleeve, and don’t worry about getting the whole manual greasy.
Safety Note
Always support the machine and heavy components with rated stands and blocking before you crawl under or start loosening major assemblies.
Develon DX170W-7 Wheeled Excavator Index:
- DX170W-7
- Safety, Specification and Systems Operation
- Wheel Excavator Maintenance Safety
- Safety Instructions
- Safety Messages
- General
- Transportation
- Operation
- Maintenance
- Environment and Circumstances
- General Specifications
- Safety Instructions
- General
- Standard Specification
- Performance Tests
- Preparation for Performance Tests
- Operational Performance Standard Table
- Operational Performance Test
- 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
- Drive 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 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
- 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 Layout
- System Operations
- Components Operation, Description and Inspection
- Safety Instructions
- Main Pump
- Main Control Valve
- 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
- Engine Assembly
- Hydraulic Systems and Structure
- Safety Instructions
- Before Removing and Installing
- Undercovers
- Drive Coupling
- Main Pump
- Hydraulic Oil Tank
- Fuel Tank
- Swing Device
- Main Control Valve
- Brake Pedal Valve
- Brake Supply Valve
- Joystick Valve(Work Lever)
- Driveshaft
- Front Axle
- Rear Axle
- Center Joint
- Travel Motor
- Cabin
- Air Condenser Filter
- Electric and Electronic
- Safety Instructions
- Before Removing and Installing
- Battery Assembly
- EPOS Controller
- TMS Controller
- AVM Controller
- Microphone Controller
- Smart Key Controller
- Wiper Motor
- DC-DC Controller
- Cabin Photo Sensor
- Cabin Switches
- Around View Monitor
- Display Monitor
- Hour Meter
- Combination Switch
- Transmission Lever
- Smart Junction Box
- Troubleshooting Guide
- Wiring Harness Layout
- Safety Instructions
- Wiring Device
- Error Code
- Safety Instructions
- EPOS Error Code
- Schematics
- DX170W-7 Hydraulic Schematic
- DX140W-7/DX160W-7 Electric Schematic
- Main Harness
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