Develon DX170W-7 Wheeled Excavator Operation and Maintenance Manual (950106-02403DE) (1001 and Up)
This DX170W-7 runs in rough spots—road jobs, utility work, tight urban sites—where you’re bouncing between travel and digging all day. This manual keeps you on a steady maintenance rhythm so the machine behaves the same on a Monday morning as it does at the end of a long week. You’ll trace little issues before they turn into tow-truck problems. Say you notice a slight steering wander and a slow boom response; the book walks you through what to check first—tires, hydraulics, joints—so you can isolate the fault instead of just throwing parts at it.
Applications & Use Cases
- Set up a daily walkaround: inspect tires, joints, leaks, and lights so you catch problems before you leave the yard.
- Plan 250/500-hour services and know exactly what to change, bleed, and test so the machine’s ready for the busy season.
- Use the troubleshooting flow to trace warning lights, verify sensor issues, and decide if you can finish the day or need to park it.
- Align your hydraulic attachments correctly, route hoses cleanly, and check couplers so you’re not blowing lines on the job.
- Train new operators on proper warm-up, shutdown, and transport procedures so they don’t beat on the machine.
FAQ
Q: Is this manual searchable on a laptop or tablet, or am I just scrolling forever?
A: It’s usually a PDF, so you can search by keyword and jump straight to the system you’re working on.
Q: Can I print just a few sections to keep in the cab or shop?
A: Yes, most folks print the maintenance schedule, lubrication charts, and basic checks so they’re handy even when the tablet’s dead.
Safety Note
Always lower the equipment to the ground, relieve hydraulic pressure, and remove the key before you inspect or work on any part of the machine.
Develon DX170W-7 Wheeled Excavator Index:
- DX170W-7
- Revision
- Table of Contents
- Foreword
- Intended Use
- Engine and Emission Control System Maintenance
- Machine Capacity
- Attachments
- Product Identification Number (PIN)
- Engine Identification
- Your Machine Serial Numbers
- Safety Messages
- EC Declaration of Conformity
- UK DECLARATION OF CONFORMITY
- REGULATION (EU) 2017/654 ANNEX XV
- Engine operation and maintenance
- Malfunctions & Inducement
- DEVELON Fleet Management System General Information and Privacy Notice
- Safety
- Safety Decals
- Information and Location for Safety Decals
- Information and Location for Safety Decals (Continued)
- General
- Safe Operation is Operator’s Responsibility
- Know Your Machine
- Proper Work Tools and Attachments
- Pressurized Fluids
- Flying or Falling Objects
- Personal Protective Equipment (PPE)
- Correction of Machine Problems
- Crushing and Cutting
- Hot Coolant and Oils – Burn Prevention
- Fire and Explosion Prevention
- Fire Extinguisher and First-Aid Kit (Emergency Medical Kit)
- Electrical System and Electrical Shock
- Rollover Protective Structure (ROPS)
- Regulation 8.35(2) of the Mines Safety and Inspection Regulations (1995)
- Transportation
- Obey State and Local Over-the-Road Regulations
- Loading and Unloading
- Transporting Machine
- Operation
- Before Engine Starting
- Work Site
- Mounting/Dismounting
- Cleaning
- Operator Station
- Seat Belt
- Visibility Information
- Starting Engine
- Swinging or Traveling
- Lifting and Digging
- Operation on Slopes
- Towing
- Attachment
- Equipment Lowering with Engine Stopped
- Engine Stop
- Parking Machine
- Service Brake
- Maintenance
- Warning Tag
- Cleaning
- Proper Tools and Clothing
- Disassembling Precautions
- Use of Lighting
- Fire and Explosion Prevention
- Burn Prevention
- Rubber That Contains Fluorides
- Rubber and Plastics
- Welding Repairs
- Warning for Counterweight and Front Attachment Removal
- Lock Inspection Covers
- Working on Machine
- Accumulator
- Compressed Air
- Supports and Blocking for Work Equipment
- High-pressure Lines, Tubes and Hoses
- Battery
- Environment and Circumstances
- Work Site Areas Requiring Extra Caution
- High-voltage Cables
- Underground Operation
- Working in Water
- Working in Contaminated Environment
- Operation in Extreme Conditions
- Exhaust Ventilation
- Asbestos Information
- Silica Dust Information
- Disposal of Hazardous Materials
- Sound
- Vibration Information
- Operating Controls
- Component Locations
- Operator’s Area
- Start/Stop Button
- Smart Key
- Engine Speed Control Dial
- Jog Switch Control Panel
- HVAC (Heating, Ventilation and Air Conditioning) Control Panel
- Cruise Control Switch
- Ram Lock Switch
- Parking Brake Switch
- Warning Light Switch (If Equipped)
- Trailer/Outrigger Selector Switch (If Equipped)
- Trailer Turn Signal Indicator (If Equipped)
- Dozer/Outrigger Selector Switch (If Equipped)
- Dozer/Outrigger Control Lever
- Air Compressor Switch (If Equipped)
- Aftertreatment System Switch
- Multifunction Keypad
- Rotating Switch
- Shear Switch
- One Touch Deceleration Button
- Horn Button
- Breaker/Booster Button
- Joystick One Touch Function Button
- FNR Selector Switch
- Display Monitor
- Around View Monitoring (AVM) Monitor (If Equipped)
- Steering Console
- Travel Speed Selector Switch
- Quick Coupler Switch (If Equipped)
- Auxiliary Mode Switch
- Emergency Start Mode Switch
- Auxiliary FNR Switch
- Auxiliary Travel Selector Switch
- USB Charger
- 12V Power Socket
- 24V Power Socket
- Safety Lever
- Photo Sensor
- Hour Meter
- Micro Phone (If Equipped)
- Display Monitor
- Functional Check
- Setting a Password
- 1. Fuel Gauge
- 2. DEF (AdBlue®) Level Gauge
- 3. Engine Coolant Temperature Gauge
- 4. Hydraulic Oil Temperature Gauge
- 5. Tachometer
- 6. Audio Display
- 7. Main Warning Lamp
- 8. Digital Clock
- 9. Favorites Button
- 10. Main Information Selector Button
- 11. Main Information Indicator
- 12. Power Mode Selector Button
- 13. Power Mode Indicator
- 14. Operating Mode/Flow Setting Selector Button
- 15. Auto Idle Selector Button
- 16. Menu Selector Button
- 17. Back Button
- 18. Camera Mode Selector / ESC Button
- 19. Jog Switch
- 20. Mode Symbol Display
- 21. Indicator Display
- 22. Display Warning Symbols
- Warning Pop-Up Messages
- User Menu
- User Menu – Access and Escape Methods
- Around View Monitoring (AVM) System
- Operating Conditions and Instructions
- Screen Components and View Modes
- Displaying Outlines of the Vehicle Area
- Proximity Alarm System
- Sensor Locations
- Sensor Operating Conditions and Settings
- Sensor Alarm Setting
- Operating Range and Display
- HVAC (Heating, Ventilation and Air Conditioning) Operation
- Location of Vents
- Control Panel
- Operation
- Automatic Temperature Control Button
- Mode Selector Button
- Air Conditioner Button
- Temperature Control Button
- Fan Speed Selector Buttons
- OFF Button
- Defroster Button
- Air Inlet Selector Button
- Memory Function
- Additional Operating Instructions
- Seat Adjustment
- 1. Forward/Backward Adjustment
- 2. Adjusting Height of Seat and Depth of Cushion
- 3. Reclining Position Adjustment
- 4. Headrest
- 5. Lumbar Support Adjustment
- 6. Left and Right Control Stand Adjustment
- 7. Left and Right Control Stand Height Adjustment
- 8. Adjusting Height/Angle of Armrest
- 9. Seat Heater Switch
- 10. Seat Heating/Ventilation Switch (If Equipped)
- Seat Belt
- Seat Belt Locking and Unlocking
- Engine Emergency Stop Switch
- Emergency Exit Glass Breaking Tool
- Miscellaneous Electrical Devices
- Cabin Light
- Battery Disconnect Switch
- Pilot Cutoff Switch
- Circuit Breaker (60A, 80A)
- Smart Junction Box
- DAB (Digital Audio Broadcasting) Audio
- Miscellaneous Convenience Devices
- Ceiling Cover
- Front Windows
- Door Side Latch
- Cabin Storage Compartments
- Sun Visor
- Sunglasses Case
- Cup Holder
- Storage Box
- Miscellaneous Access Covers and Doors
- Side Door
- Storage Box Door
- Engine Cover
- Control Valve Upper Cover
- Dozer Cylinder Protection Cover
- Wheel Chocks
- Air Gun and Compressor (If Equipped)
- Air Gun
- How to Use Air Compressor
- How to Connect Air Gun
- Operation
- To Operate a New Excavator
- Starting and Stopping Engine
- Inspection Before Starting Engine
- Operational Checks Before Starting Engine
- Engine Start
- Boost Starting or Charging Engine Batteries
- Hydraulic System Warm-up
- Hydraulic System Warm-up – Cold Weather
- Stopping Engine
- Checks and Maintenance After Stopping Engine
- Wait to Disconnect Indicator
- Safety Lever
- Trailer Operation (If Equipped)
- Precautions for Installing and Removing Trailer on Equipment
- Precautions After Installing Trailers on Equipment
- Precautions Before Driving
- Precautions for Driving on Slopes
- Precautions for Driving Speed
- Precautions for Driving and Steering
- Precautions for Reverse Driving
- Precautions for Loading Weight
- Precautions for Using Trailer Dump and Tail Gate
- Trailer Control
- Travel
- Before Traveling
- Over the Road Traveling Procedures
- Traveling on a Work Site
- Traveling on a Slope
- Parking
- Travel Problems
- Cruise Control
- Operating Instructions
- Engine Speed Control
- Emission Control System
- After Treatment System
- Mode Selection
- Work Levers (Joysticks) (ISO Pattern)
- Change Machine Control Pattern By Selector Valve (If Equipped)
- Work Levers (Joysticks) (BHL Pattern)
- Intelligent Floating Boom Control (Optional)
- Smart Power Control (SPC)
- Operating Precautions
- Parking Excavator
- Towing Procedure
- Attachments
- Bucket Replacement and Reversal
- Replacement
- Reversal (If Applicable)
- Hydraulic Attachments (Optional)
- Breaker Operation
- Shear Operation (Optional)
- Rotating Operation (Optional)
- Quick Coupler Operation
- Lifting Objects
- Lifting Objects with Quick Coupler
- Equipment Lowering with Engine Stopped
- Preservation/Storing Machine
- Inspection, Maintenance and Adjustment
- Maintenance Information
- Machine Setup Position for Maintenance
- Maintenance Handling Access
- Entering/Leaving/Climbing On Machine
- Handling Oil, Fuel, DEF (AdBlue®), Coolant
- Oil
- Fuel
- DEF (AdBlue®)
- Engine Oil
- Grease
- Coolant and Water for Dilution
- Filters
- Electrical System Maintenance
- Recommend Fuel, Coolant, and Lubricant
- Lubrication
- Symbols for “Lubrication and Service Chart”
- Fluid Capacities
- Table of Recommended Lubricants
- Maintenance Intervals
- 10 Hour / Daily Service
- Correct Tire Pressure and Signs of Damage or Abnormal Wear – Check and Inspect
- Dozer Blade Pins (For First 100 Hours) – Lubricate
- Outrigger Pins (For First 100 Hours) – Lubricate
- Boom, Arm and Front Attachment Pins – Lubricate
- Engine Oil Level – Check
- Hydraulic Oil Level – Check
- Fuel Level – Check
- DEF (AdBlue®) Tank Level – Check
- Fuel Prefilter and Water Separator – Check, Drain
- Swing Reduction Gear Oil Level – Check
- Coolant Level – Check
- Window Washer Liquid Level – Check
- Bucket Teeth and Side Cutters – Inspect
- Cooling Fan Blade – Inspect
- Air Intake System and Emission Control System – Check
- Seat Belt – Inspect
- Mirrors – Check
- Structure – Inspect
- All Switches and Travel Alarm (If Equipped) – Check
- Exterior Lights, Horn, Control Console Indicator, Gauge Panel – Check
- Overall of Engine Condition – Check
- All Controls and Linkages – Check
- Pipes and Hoses – Check
- AVM (Around View Monitoring system) (If Equipped) – Check
- Brake System – Test
- 50 Hour / Weekly Service
- Perform All Daily Service Checks
- Arm and Bucket Joint Pins – Lubricate
- Swing Bearing – Lubricate
- Dozer Blade Pin – Lubricate
- Outrigger Pins – Lubricate
- Front Axle Pin – Lubricate
- Fuel Tank Water and Sediment – Drain
- Engine Fan Belt – Check
- Bolts and Nuts – Inspect
- 250 Hour / Monthly Service
- Perform All Daily and 50 Hour Service Checks
- Boom and Arm Joint Pins (One – Piece Boom) – Lubricate
- Boom and Arm Joint Pins (Two – Piece Boom) – Lubricate
- Engine Fan and Alternator Belts – Check
- Hydraulic Oil Return Filter – Replace
- Pilot Filter – Replace
- Breaker Filter (If Equipped) – Replace
- Pin and Bushings of the Front End Attachment – Inspect
- Battery Fluid – Check
- Bolts and Nuts – Inspect
- Fuel System Hose Clamps – Inspect
- 500 Hour / 3 Month Service
- Perform All Daily, 50 and 250 Hour Service Checks
- Swing Gear and Pinion – Lubricate
- Engine Oil and Filter – Replace
- Air-Conditioning Outer Filter – Clean
- Air-Conditioning Inner Filter – Clean
- Cooling System – Clean
- Driveshaft – Lubricate
- Front Axle Steering Knuckle – Lubricate
- Air Cleaner Outer Filter – Clean
- Air Compressor Filter (If Equipped) – Clean
- Front Axle Case Oil (After First 500 Hours) – Drain and Refill
- Rear Axle Case Oil (After First 500 Hours) – Drain and Refill
- Hub Reduction Gear Oil (After First 500 Hours) – Drain and Refill
- Transmission Fluid (After First 500 Hours) – Drain and Refill
- Change Swing Reduction Device Oil (Drain and Refill After First 500 Hours)
- 1,000 Hour / 6 Month Service
- Perform All Daily, 50, 250 and 500 Hour Service Checks
- Swing Reduction Gear – Lubricate
- Hydraulic Oil Tank Breather Filter – Replace
- Hydraulic Oil Return Filter – Replace
- Fuel Prefilter and Water Separator – Replace
- Main Fuel Filter – Replace
- Pilot Filter – Replace
- Swing Reduction Gear Oil – Change
- Brake Filter – Replace
- Air-Conditioner Outer Filter – Replace
- Air-Conditioner Inner Filter – Replace
- Fuel Cap Filter – Replace
- Engine – Check and Adjust**
- 2,000 Hour / Yearly Service
- Perform All Daily, 50, 250, 500 and 1,000 Hour Service Checks
- Air Cleaner Outer and Inner Filter – Replace
- Coolant – Change
- Hydraulic Oil and Suction Filter – Replace
- Front Axle Case Oil – Drain and Refill
- Rear Axle Case Oil – Drain and Refill
- Hub Reduction Gear Oil – Drain and Refill
- Transmission Fluid – Drain and Refill
- Alternator and Starter** – Check
- Rubber Antivibration Shock Mounts – Check
- Perform and Record Results of Cycle Time Tests
- Inspect Machine to Check for Cracked or Broken Welds or other Structural Damage
- Adjust Valve Clearance** – Check
- Head Bolt Torques – Check
- 4,000 Hour / Biennial Service
- Major Parts – Periodic Replacement
- 4,500 Hour / Biennial Service
- DEF (AdBlue®) Filter – Replace
- 8,000 Hour
- 12,000 Hour / 6 Year Service
- Hose In-service Lifetime Limit (European Standard ISO 8331 and EN982 CEN)
- Air-Conditioning System
- Check Control Panel
- Check Air Conditioner Hoses
- Check Condenser
- Check Magnetic Clutch
- Check Belt Tension
- Bucket
- Bucket Tooth Replacement
- Bucket O-ring Replacement
- Electrical System
- Engine Cooling System
- General
- Antifreeze Concentration Tables
- Table of Standards for Allowed Tap Water
- Electric Viscous Fan Clutch
- Fuel Transfer Pump (Optional)
- Handling of Accumulator
- Pilot Accumulator
- Brake Accumulator
- Tires and Wheels
- Check Tire for Damage
- Tire Changing Procedure
- Venting and Priming Hydraulic System and Other Components
- Main System Pump
- Hydraulic Cylinders
- Swing Motor
- Transmission
- Brake Line
- General Venting
- Maintenance in Special Conditions
- Transportation
- Loading and Unloading
- Warning for Counterweight and Front Attachment Removal
- Counterweight
- Short Distance Self-powered Travel
- Trailer Loading/Unloading Procedures
- Lifting Machine
- Specification
- Specification
- Overall Dimensions
- One – Piece Boom
- Two – Piece Boom
- Disassembled Parts, Dimension and Weight
- Digging Force
- Working Range
- One – Piece Boom
- Two – Piece Boom
- Excavator Rated Lift Capacity Tables
- Approximate Weight of Workload Materials
- Index
Develon
