Link Belt 490X4 Hydraulic Excavator Operators Manual

Link Belt 490X4 Hydraulic Excavator Operators Manual

Format: PDF (Printable Document)

File Language: English

File Pages: 295

File Size: 51.41 MB (Speed Download Link)

Brand: Link Belt

Model: 490X4 Hydraulic Excavator

Type of Document: Operators Manual

Category: PDF

$ 40

Link Belt 490X4 Hydraulic Excavator Operators Manual

On a 490X4, you’re usually digging foundations, loading trucks, or trenching around utilities in rough, muddy jobsites. This operator’s manual is what I keep handy to run the machine the way it was designed—starting, working, and shutting it down without abusing the hydraulics or engine. If, for example, the machine feels “lazy” on the controls after startup, this is what I’d use to verify the proper warm‑up steps and make sure no safety interlocks or modes are being misused before assuming there’s a mechanical fault.

Applications & Use Cases

Confirm correct startup and shutdown so you don’t shock the engine, turbo, or hydraulic circuits every day.
Trace control issues by checking how operating modes and safety locks are supposed to function.
Plan daily walk‑around inspections to catch leaks, loose hardware, or track damage before they turn into downtime.
Verify proper use of work modes and attachments to avoid overloading the boom, arm, or auxiliary hydraulics.
Teach new operators safe habits so they don’t ride relief valves, slam the swing, or idle unnecessarily.

FAQ

Q: Can I keep this manual on a tablet in the cab?

A: Yes, a digital copy works well; you can zoom diagrams and use search, just make sure the device is protected from dust and vibration.

Q: Is it worth printing certain pages?

A: I’d print startup/shutdown steps and daily checks, laminate them, and keep them in the cab for quick reference.

Safety Note

Always follow the manual’s startup, lockout, and parking procedures before inspecting or working around the machine.

📘 Show Index

Link Belt 490X4 Hydraulic Excavator Index:

OPERATOR’S MANUAL
CHAPTER 1 – TO THE OWNER
- LINK-BELT TECHNICAL MANUALS
  - CALIFORNIA PROPOSITION 65 WARNING
CHAPTER 2 – EXCAVATOR COMPONENTS
- EXCAVATOR COMPONENTS
- ENGINE COMPONENTS
  - RIGHT, LEFT, FRONT AND REAR OF THE EXCAVATOR
- IDENTIFICATION NUMBERS
  - TYPE, SERIAL NUMBER AND YEAR OF MANUFACTURE
CHAPTER 3 – SAFETY, DECALS, AND HAND SIGNALS
- SAFETY RULES
- SAFETY AREA
- UTILITY SAFETY
- OPERATOR PRECAUTIONS
  - PERSONNEL
  - GENERAL
  - MOUNTING AND DISMOUNTING PRECAUTIONS
  - STARTING AND STOPPING PRECAUTIONS
  - OPERATING PRECAUTIONS
  - MAINTENANCE PRECAUTIONS
  - FUEL HANDLING PRECAUTIONS
  - BURN PREVENTION
  - HAZARDOUS CHEMICAL PRECAUTIONS
  - TRANSPORTING PRECAUTIONS
  - FIRE EXTINGUISHER
  - SEAT BELT PRECAUTIONS
  - QUICK COUPLER PRECAUTIONS
  - ENGINE PRECAUTIONS
  - SPECIFIC PRECAUTIONS TO THIS EXCAVATOR
- DECALS
  - DECALS INSIDE THE CAB
  - DECALS OUTSIDE OF THE CAB
- HAND SIGNALS
  - START THE ENGINE – HAND SIGNAL
  - SHUT DOWN THE ENGINE – HAND SIGNAL
  - COME TO ME – HAND SIGNAL
  - MOVE AWAY FROM ME – HAND SIGNAL
  - GO THIS FAR – HAND SIGNAL
  - RAISE LOAD OR TOOL – HAND SIGNAL
  - ALL STOP AND HOLD – HAND SIGNAL
  - EMERGENCY STOP – HAND SIGNAL
  - RAISE LOAD OR TOOL – HAND SIGNAL
  - LOWER LOAD OR TOOL – HAND SIGNAL
  - SLOWLY RAISE THE LOAD OR TOOL – HAND SIGNAL
  - SLOWLY LOWER THE LOAD OR TOOL – HAND SIGNAL
  - RAISE TOOL – HAND SIGNAL
  - TURN EXCAVATOR LEFT (SWING LOAD LEFT) – HAND SIGNAL
  - TURN EXCAVATOR RIGHT (SWING LOAD RIGHT) – HAND SIGNAL
  - LOWER TOOL – HAND SIGNAL
  - RAISE TOOL – HAND SIGNAL
  - LOWER TOOL – HAND SIGNAL
  - RETRACT ARM – HAND SIGNAL
  - EXTEND ARM – HAND SIGNAL
  - FILL TOOL – HAND SIGNAL
  - EMPTY TOOL – HAND SIGNAL
CHAPTER 4 – INSTRUMENTS AND CONTROLS
- CAB
- STEPS AND ACCESS HANDLES
- POSITION OF THE CAB CONTROLS AND ACCESSORIES
- OPERATOR’S SEAT
- SEAT CONTROLS
  - SEAT HEIGHT ADJUSTMENT
  - SEAT ADJUSTMENT
  - RECLINING ADJUSTMENT
  - ARMREST
  - HEADREST
  - LUMBAR SUPPORT
  - SEAT HEATER
  - SEAT ANGLE ADJUSTMENT SECTION
  - SEATBELT
- RIGHT HAND CONTROL ARM
- LEFT HAND CONTROL ARM
- FRONT RIGHT CONSOLE
  - MONITOR SWITCH
  - MONITOR DISPLAY
  - NORMAL DISPLAY MODE
  - LIST OF ICONS
  - USER INFORMATION MODE
- CONTROL PATTERN SELECTOR VALVE
- ARM AND UPPERSTRUCTURE SWING LEFT HAND CONTROL LEVER IN PATTERN D
- BOOM AND BUCKET RIGHT HAND CONTROL LEVER IN PATTERN D
- BOOM AND UPPERSTRUCTURE SWING LEFT HAND CONTROL LEVER IN PATTERN C
- ARM AND BUCKET RIGHT HAND CONTROL LEVER IN PATTERN C
- TRAVEL CONTROL
- SINGLE PEDAL TRAVEL
- GATE LOCK
  - LOCKED
  - RAISED
  - UNLOCKED
- CAB LIGHT
- COAT HANGER HOOK
- CAB DOOR WINDOWS
- CUP HOLDER
- STORAGE TRAY
- STORAGE COMPARTMENT
- FUSE BOX
- RADIO
  - RADIO ANTENNA
  - NAMES OF THE SECTIONS
  - TO LISTEN TO RADIO
  - MANUAL TUNING
  - AUTOMATIC STATION SELECTION (SEEK)
  - TO PRESET
  - AUTO PRESET
  - EXTERNAL INPUT
  - PAIRING OF BLUETOOTH
  - USE OF CELLULAR PHONE CONNECTED VIA BLUETOOTH
  - ELIMINATION OF MEMORIES
  - TIME ADJUSTMENT
- WINDSHIELD
  - OPENING THE WINDSHIELD
  - CLOSING THE WINDSHIELD
- LOWER FRONT WINDOW
  - SUN ROOF
- AIR VENTS
- REAR WINDOW
- REAR VIEW MIRRORS
- MIRROR INSTALLATION AND ADJUSTMENT
  - MIRROR A (ON THE CAB: UPPER)
  - MIRROR B (ON THE HOUSE: RIGHT FRONT)
  - MIRROR C (ON THE HOUSE: RIGHT CENTER)
- REAR VIEW CAMERA
  - REAR VIEW CAMERA
  - CAMERA GUIDELINES
  - WAVES (IF EQUIPPED)
  - ERROR IN REAR VIEW MONITOR
  - RANGE WHERE NO IMAGE IS DISPLAYED
- FUEL TANK
- ENGINE HOOD
- FRONT STORAGE BOX
- WINDSHIELD WASHER RESERVOIR
- SIDE DOOR
  - RIGHT DOOR
  - LEFT DOOR
- TOWING POINT
- LIFTING EYES
- ANTI-VANDAL COVER
  - TO INSTALL
  - TO REMOVE AND STORE
- CAB PROTECTION (ROPS AND FOPS)
CHAPTER 5 – OPERATING INSTRUCTIONS
- BEFORE OPERATING THE EXCAVATOR
- OPERATING THE EXCAVATOR
- RUN-IN PERIOD
  - AFTER THE FIRST 50 HOURS
  - AFTER THE FIRST 250 HOURS
- STARTING THE UNIT
  - SECURITY FUNCTION
- STARTING THE ENGINE
- BRINGING THE EXCAVATOR UP TO OPERATING TEMPERATURE
  - ENGINE AUTOMATIC WARM-UP
  - MANUAL ENGINE WARM-UP
  - HYDRAULIC FLUID WARM-UP
- ENGINE OPERATION
- STOPPING THE ENGINE
  - IN THE EVENT OF AN EMERGENCY
- SCR SYSTEM
  - SCR QUICK REFERENCE GUIDE
  - SCR SYSTEM WARNING MESSAGES
  - SCR SYSTEM REFILL DEF
  - WHEN DEF RUNS OUT
  - “CHECK SCR SYSTEM” Warning
  - SCR SYSTEM DETECTS REPEAT PROBLEM
  - OUTPUT REDUCTION CANCEL
- SCR RE-GEN (SCR regeneration)
  - SCR RE-GEN icon
  - AUTO SCR RE-GEN
  - MANUAL SCR RE-GEN
  - MANUAL SCR RE-GEN mode
- OPERATING THE EXCAVATOR IN COLD WEATHER
  - BATTERY
  - FUEL
  - ENGINE OIL
  - HYDRAULIC FLUID
  - COOLANT SOLUTION
- OPERATING THE EXCAVATOR IN HOT WEATHER
- BASIC OPERATION
- SWING LOCK
  - TO SET THE SWING LOCK
- EXCAVATOR TRAVEL
- OPERATING THE EXCAVATOR IN WATER
- PARKING THE EXCAVATOR
- OPERATING THE EXCAVATOR ON SLOPING GROUND
- TOWING THE EXCAVATOR
- OPERATING THE BUCKET
  - FILLING
  - EXCAVATING METHOD
- LOAD HANDLING
  - LIFTING CAPACITIES CHART
- LOWERING THE ATTACHMENT IN THE EVENT OF A EXCAVATOR FAILURE
- AUXILIARY HYDRAULIC CIRCUITS
  - SINGLE-ACTING AUXILIARY HYDRAULICS (SAH)
  - THUMB AUXILIARY HYDRAULICS (TAH)
  - MULTI-FUNCTION AUXILIARY HYDRAULICS (MFH)
  - MULTI-FUNCTION AUXILIARY HYDRAULICS WITH IN-CAB PRESSURE CONTROL
  - SECONDARY AUXILIARY HYDRAULICS (SAH)
  - COMBINATION AUXILIARY HYDRAULICS (CAH)
  - AFTERMARKET AUXILIARY HYDRAULIC KITS
  - ACTIVATING SINGLE-ACTING AUXILIARY HYDRAULICS
  - AUXILIARY HYDRAULIC CRUSHER/DOUBLE FLOW
  - TO SELECT THE FLOW RATE OF THE PUMP
- HYDRAULIC EXCAVATOR QUICK COUPLER OPERATION
- LONG FRONT ATTACHMENT OPERATION
CHAPTER 6 – SERVICING INTERVALS
- SERVICING INTERVALS
  - SERVICE SPECIFICATIONS
- HOURMETER
- DAILY INSPECTIONS
  - GENERAL REMARKS
  - ENGINE
  - UPPERSTRUCTURE
  - UNDERCARRIAGE
  - ATTACHMENT
  - AFTER STARTING THE ENGINE
  - MAINTENANCE CHART
CHAPTER 7 – LUBRICATION, FILTERS, AND FLUIDS
- FLUIDS AND LUBRICANTS
  - HYDRAULIC FLUID
  - TEMPERATURE CLIMATES
  - HOT CLIMATES
  - COLD CLIMATES
  - TRANSMISSION COMPONENT OIL
  - GREASE
  - ENGINE OIL
  - FUEL
  - CONDITIONS APPLICABLE TO DIESEL FUEL
  - FUEL STANDARDS
  - FUEL STORAGE
  - BIODIESEL FUEL
  - BIODIESEL FUEL USAGE CONDITIONS
  - BIODIESEL FUEL HANDLING
  - ANTI-FREEZE/ANTI-CORROSION
  - ENVIRONMENT
  - DEF
- SAMPLING PROCEDURE
  - ENGINE OIL SAMPLING
  - HYDRAULIC OIL SAMPLING
- LUBRICATION CHART
- LUBRICATION POINTS
  - Provisional
  - TURNTABLE BEARING
  - GREASING THE TURNTABLE TEETH
  - GREASING THE SWING REDUCTION GEAR
- FLUID LEVELS
  - Provisional
- ENGINE
  - SERVICE SPECIFICATIONS
  - ENGINE OIL LEVEL
  - DRAINING, REPLACING THE OIL FILTER, AND FILLING
- COOLING SYSTEM
  - SERVICE SPECIFICATIONS
  - COOLANT SOLUTION
  - LEVEL
  - DRAIN
  - RINSING
  - FILLING
- FUEL SYSTEM
  - SERVICE SPECIFICATIONS
  - DRAINING THE FUEL TANK
  - FUEL PRE-FILTER
  - CHANGING THE PRE-FILTER ELEMENT
  - FUEL MAIN FILTER
  - CHANGING THE FUEL MAIN FILTER
  - FLUSHING FUEL SYSTEM
  - CLEANING THE ELECTROMAGNETIC FEED PUMP FILTER
- DEF SYSTEM
  - SERVICE SPECIFICATIONS
  - REPLACEMENT OF SUPPLY MODULE FILTER
  - DRAINING
  - FILLING
- RELEASING PRESSURE IN THE HYDRAULIC SYSTEM
- HYDRAULIC SYSTEM
  - SERVICE SPECIFICATIONS
  - LEVEL IN THE RESERVOIR
  - FILLING THE HYDRAULIC RESERVOIR
  - PILOT FILTER REPLACEMENT
  - REPLACING THE RESERVOIR BREATHER
  - RETURN FILTER REPLACEMENT
  - CLEANING AND REPLACEMENT OF THE SUCTION SCREEN
  - REPLACING THE HYDRAULIC FLUID
  - RESERVOIR SEDIMENT REMOVAL
- BLEEDING AIR FROM THE HYDRAULIC COMPONENTS
  - HYDRAULIC PUMP
  - ATTACHMENT CYLINDERS
  - SWING REDUCTION GEAR
  - HYDRAULIC BREAKER (OPTIONAL) – REPLACING HYDRAULIC FLUID AND FILTERS WITH STANDARD HYDRAULIC FLUID
  - HYDRAULIC FLUID
  - CHECKING THE HYDRAULIC SYSTEM LINES
- AIR FILTER
  - SERVICE SPECIFICATIONS
  - INSPECTION
  - CLEANING THE OUTER ELEMENT
  - INSPECTING THE ELEMENT
  - REPLACING THE ELEMENTS
  - PRE-CLEANER
- SWING REDUCTION GEAR
  - SERVICE SPECIFICATIONS
  - LEVEL
  - DRAINING AND REFILLING
- TRAVEL REDUCTION GEARS
  - SERVICE SPECIFICATIONS
  - LEVEL
  - DRAINAGE AND SUPPLY
CHAPTER 8 – MAINTENANCE AND ADJUSTMENTS
- TRACKS
  - MAINTENANCE SPECIFICATIONS
  - CLEANING
  - CHECKING THE TENSION
  - ADJUSTING THE TENSION
  - TO INCREASE TENSION
  - TO REDUCE TENSION
  - TIGHTENING TORQUE OF THE TRACK SHOE
- TRACK ROLLERS AND IDLER WHEELS
  - MAINTENANCE SPECIFICATIONS
- RADIATOR AND OIL COOLER
  - MAINTENANCE SPECIFICATIONS
  - REVERSE FAN
  - CLEANING
- FAN AND ALTERNATOR BELT
  - MAINTENANCE SPECIFICATIONS
  - CHECKING THE TENSION
  - ADJUSTING THE TENSION
  - REPLACING THE BELT
- INSPECTING AND CLEANING THE EXCAVATOR
  - MAINTENANCE SPECIFICATIONS
  - ADJUSTMENT OF ENGINE VALVE ROCKER CLEARANCES
  - CAB PROTECTION (FOPS)
- PLASTIC AND RESIN PARTS
- CHECKING FOR CYLINDER LEAKAGE
- REPLACING A BUCKET
  - REMOVAL – BUCKET
  - INSTALLATION – BUCKET
- FIRE EXTINGUISHER (NOT SUPPLIED)
  - MAINTENANCE SPECIFICATIONS
- PROTECTION OF ELECTRIC/ELECTRONICS SYSTEM DURING CHARGING OR WELDING
  - DISCONNECTION OF ELECTRICAL CIRCUITS DURING CHARGING OR WELDING
- AIR CONDITIONING
  - MAINTENANCE SPECIFICATIONS
  - INSPECTION
  - CLEANLINESS OF THE CONDENSER
  - CHECKING THE BELT TENSION
  - CHECKING THE LINES
  - CLEANING THE FRESH AIR INTAKE FILTER
  - CLEANING THE INSIDE AIR INTAKE FILTER
  - CHECKING THE CHARGE STATE OF THE SYSTEM
- INSPECTION OF GAS SPRING
- HARDWARE TORQUE INSPECTION
  - SERVICE SPECIFICATIONS
- ENGINE TROUBLESHOOTING
CHAPTER 9 – ELECTRICAL SYSTEMS
- FUSES
  - FUSE FUNCTION
- BATTERY DISCONNECT SWITCH
- BATTERY
  - MAINTENANCE SPECIFICATION
  - ACCESS TO THE BATTERIES
  - CHECKING A BATTERY
  - REPLACING A BATTERY
  - REMOVAL – BATTERY
  - INSTALLATION – BATTERY
- CONNECTING ONE OR TWO BOOSTER BATTERIES
- ALTERNATOR
  - MAINTENANCE SPECIFICATION
- STARTER MOTOR
  - MAINTENANCE SPECIFICATION
- REPLACING A BULB
  - CAB LIGHTING
  - WORKING LIGHTS ON THE CAB AND ON THE ATTACHMENT
CHAPTER 10 – TRANSPORTATION & STORAGE INSTRUCTIONS
- TRANSPORTING THE EXCAVATOR
  - REMOVING THE ATTACHMENT FROM THE EXCAVATOR
  - HOW TO REMOVE THE COUNTERWEIGHT
  - COUNTERWEIGHT REMOVAL SYSTEM
  - HOW TO EXTEND AND RETRACT SIDE FRAMES
  - TRANSPORT BY RAIL
  - TRANSPORTING THE EXCAVATOR – ON A TRAILER
  - CONTROL PANEL OPERATION WHEN LOADING
  - LOADING THE EXCAVATOR
  - TIE DOWN ON TRANSPORT VEHICLE
  - UNLOADING THE EXCAVATOR
- LIFTING THE EXCAVATOR
- DISASSEMBLY BEFORE TRANSPORT
  - HANDRAIL
  - DISASSEMBLY WEIGHT
- EXCAVATOR STORAGE
  - PREPARATION FOR STORAGE
  - PERIODICAL CHECKS
  - STARTING UP AFTER STORAGE
CHAPTER 11 – SPECIFICATIONS
- ENGINE
- ELECTRICAL SYSTEMS
- HYDRAULIC SYSTEM
  - HYDRAULIC PUMPS:
  - RELIEF VALVES PRESSURES:
  - HYDRAULIC CYLINDERS:
  - HYDRAULIC OIL FILTRATION:
  - SWING:
  - TRAVEL:
- WEIGHTS
  - Provisional
- UNDERCARRIAGE
  - SPECIFICATIONS PER TRACK ASSEMBLY
- CAPACITY OF SYSTEMS AND COMPONENTS
- ATTACHMENT
  - Provisional
- DIGGING FORCE
  - Provisional
- EXCAVATOR OVERALL DIMENSIONS
  - Provisional
- WORKING RANGE
  - Provisional
- LIFTING CAPACITIES – ISO RATINGS
  - Provisional
- BUCKET SIZES
  - Provisional
- RemoteCARE
- DECLARATION FCC & CE
- DOCUMENT
  - EPA
  - EPA (FR)
  - CARB
CHAPTER 12
- INDEX