Bobcat X231 Excavator 6720496 (6-12) (Preview)
MAINTENANCE SAFETY
CONTENTS
– FOREWORD
– SAFETY INSTRUCTIONS
– SERIAL NUMBER LOCATIONS
– HYDRAULIC EXCAVATOR SERIAL NUMBER
– ENGINE SERIAL NUMBER
– DELIVERY REPORT
– HYDRAULIC EXCAVATOR IDENTIFICATION
PREVENTIVE MAINTENANCE
– SERVICE SCHEDULE
– ENGINE COVER
— Procedure
– AIR CLEANER
— Replacing the Filter Element
– FUEL SYSTEM
— Fuel Specifications
— Fuel System Service
– ENGINE LUBRICATION SYSTEM
— Checking the Engine Oil
— Engine oil and Filter Replacement
– COOLING SYSTEM
— Coolant Level
— Coolant Replacement
– HYDRAULIC SYSTEM
— Checking and Adding Fluid
— Replacement of the Hydraulic Filters
— Hydraulic Reservoir
– ELECTRICAL SYSTEM
— Using A Booster Battery (Jump Starting)
– LUBRICATION OF THE HYDRAULIC EXCAVATOR
– SWING MOTOR GEAR REDUCTION
– FINAL DRIVE CASE
— Checking Oil Level
— Draining Final Drive Case
HYDRAULIC SECTION
– HYDRAULIC SCHEMATICS
– HYDRAULIC SERVICE INFORMATION
— Description
— Checking the Main Relief Valves
— Checking the Locking Lever Relief Valve
— With Locking Lever Down (Going Over Relief) Strokethe Bucket (Curl)
— Checking the Auxiliary Relief Valve
– HYDRAULIC PUMP
— Removal and Installation
— Disassembly
— Assembly
– HYDRAULIC CONTROL VALVE
— Removal and Installation
– CONTROL VALVE
— Disassembly and Assembly
— Disassembly and Assembly
— Blade, Boom Swing, Bucket, L.H. Travel, Auxiliaryand House Swing Valve Sections
— R.H. Travel Valve Section
— Hydraulically Activated Valve Sections
— Main Relief Valves
— Work Port Relief Valves
— Relief Valve Pressure Setting Adjustment
— MAIN RELIEF VALVE
— Work Port Relief Valves
– SOLENOID VALVE
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
– OIL COOLER
— Removal and Installation
– HYDRAULIC RESERVOIR
— Removal and Installation
– SUCTION FILTER
– BOOM CYLINDER
— Removal and Installation
— Parts Identification
– DIPPERSTICK CYLINDER
— Removal and Installation
— Parts Identification
– BUCKET CYLINDER
— Removal and Installation
— Parts Identification
– BLADE CYLINDER
— Removal and Installation
— Parts Identification
– BOOM SWING CYLINDER
— Removal and Installation
— Parts Identification
– HYDRAULIC CYLINDER
— Disassembly
— Assembly
– SWING CYLINDER LOCK VALVE
— Parts Identification
— Disassembly
— Assembly
– HYDRAULIC FILTER
— Removal and Installation
– AUXILIARY ROUTING
– JOYSTICK CONTROL CHANGE
DRIVE SECTION
– HYDRAULIC CONTROL LEVERS
— Swing/Dipperstick Control Lever
– JOYSTICK
— Disassembly and Assembly
— Parts Identification
— Boom/Bucket Control Lever
– THROTTLE LEVER
— Removal and Installation
– BLADE CONTROL LEVER
— Removal and Installation
– CONTROL LOCKING ARM
— Removal and Installation
– GAS CYLINDER
— Removal and Installation
– LOCKING LEVER VALVE
— Removal and Installation
– LOCKING LEVER CABLE
— Removal and Installation
– CONTROL PANEL BASE
— Removal and Installation
– FOOT PEDAL AND STEERING LEVER LINKAGE
— Removal and Installation
– STEERING LEVERS
— Removal and Installation
– FINAL DRIVE
— Removal and Installation
– TRAVEL MOTOR
— Disassembly
— Assembly
UPPER WORKS AND SWING SECTION
– SWING MOTOR
— Removal and Installation
– BRAKE VALVE
— Disassembly
— Assembly
– SWING MOTOR
— Disassembly
— Assembly
– REDUCTION GEAR
— Disassembly
— Assembly
– RELIEF VALVE
— Disassembly
— Assembly
— Adjustment
– UPPER WORKS AND SWING CIRCLE GEAR
— Removal and Installation
— Reinstalling the Swing Bearing
– CENTER SWIVEL JOINT
— Removal and Installation (Through Upper Access Removal)
MAIN FRAME AND TRACKS
– ENGINE COVER
— Removal and Installation
– ROPS
— Removal and Installation
— Front Window Removal & Installation
— Side Window Removal & Installation
– REAR FLOOR PANEL
— Removal and Installation
– FOOT PEDALS
— Removal and Installation
– SEAT AND MOUNTING FRAME
— Removal and Installation
– SWING MOTOR COVER
— Removal and Installation
– ENGINE SHROUD
— Removal and Installation
– FUEL TANK
— Removal and Installation
– BUCKET
— Removal and Installation
– DIPPERSTICK
— Removal and Installation
– BOOM
— Removal and Installation
– BOOM SWING BRACKET
— Removal and Installation
– BLADE
— Removal and Installation
– TRACK TENSION
— Adjustment
— Removal and Installation
– TRACK FRAME
— Disassembly and Assembly
– TRACK IDLER
— Parts Identification
— Disassembly
— Assembly
– TRACK FRAME
– TOOL BOX
— Removal and Installation
– TRACK ROLLER
— Parts Identification
— Disassembly
— Assembly
– OVERHEAD CONSOLE
— Removal and Installation
ELECTRICAL SYSTEM
– TROUBLESHOOTING
— Chart
– ELECTRICAL SYSTEM
— Description
— Fuses
— Electrical System Service
– BATTERY
— Checking the Battery
— Removal and Installation
– ALTERNATOR
— Belt Adjustment
— Removal and Installation
– FUEL SHUT–DOWN RELAY
— Removal and Installation
– STARTER
— Removal and Installation
— Disassembly and Assembly
– FUEL LEVEL SENDER
— Removal and Installation
— Checking
– DISPLAY MODULE
— Removal and Installation
– INSTRUMENT PANEL
— Removal and Installation
– DISPLAY MODULE
— Testing and Trouble Shooting
— Engine Temperature Circuit Test (with display module installed in the excavator.)
— Testing the Display Panel
— Fuel Level Circuit Test (with display module installed in the excavator)
— Testing the Display Panel
— Fuel Level Sender
— Engine Oil Pressure Circuit Test (with display module installed in the excavator)
— Testing the Display Module
— Battery Charge Circuit Test (with display module installed in the excavator.)
— Glow Plug Circuit Test (with display module installed in the excavator)
— Engine Temperature Circuit Test (with display module removed from the excavator.)
— Fuel Level Circuit Test (with display module removed from the excavator.)
— Engine Oil Pressure Circuit Test (with display module removed from the excavator.)
— Battery Charge Circuit Test (with display module removed from the excavator.)
– VOLTAGE REGULATOR/GLOW PLUG TIMER
— Removal and Installation
– DIVERTER VALVE SWITCH
— Removal and Installation
– DOME LIGHT
— Removal and Installation
– WINDSHIELD WIPER
— Removal and Installation
– FRONT LIGHTS
— Removal and Installation
— Lamp Replacement
– CONSOLE SWITCHES
— Removal and Installation
– WIPER MOTOR AND SWITCH
ENGINE SERVICE
– TROUBLESHOOTING
– VALVE CLEARANCE
— Adjustment
– ENGINE COMPRESSION
— Checking
– FUEL FILTER
— Final Filter
— In–Line Filter
– ELECTRIC FUEL PUMP
— Removal and Installation
– FUEL SHUT–DOWN SOLENOID
— Removal and Installation
– FUEL INJECTION PUMP
— Checking the Injection Pump
— Removal and Installation
— Timing the Injection Pump
– FUEL INJECTOR NOZZLES
— Removal and Installation
— Checking the Injector Nozzle
– GLOW PLUGS
— Removal and Installation
— Checking the Glow Plug
– RADIATOR
— Removal and Installation
– AIR CLEANER
— Removal an Installation
– MUFFLER
— Removal and Installation
– HEATER
— Removal and Installation
– ENGINE
— Removal and Installation
– ENGINE FLYWHEEL
— Removal and Installation
— Flywheel Ring Gear
– CYLINDER HEAD
— Removal
— Disassembly
— Servicing the Cylinder Head
— Assembly
— Installation
– ENGINE REPAIR
— Removing the Timing Gear, Camshaft and Oil Pump
— Removing the Pistons and Crankshaft
— Servicing the Timing Gear and Camshaft
— Servicing the Connecting Rods and Pistons
— Servicing the Crankshaft
— Servicing the Cylinder Liners
— Lubrication System
— Oil Pump Service
— Water Pump Service
– ENGINE ASSEMBLY
— Installing the Crankshaft
— Installing the Pistons
— Installing the Camshaft and Timing Gears
— Installing the Gearcase
TECHNICAL DATA
– EXCAVATOR SPECIFICATIONS
— Machine Dimensions
— PERFORMANCE & OPERATION
— Engine
— Hydraulic System
— Swing System
— Hydraulic Cylinders
— DRIVE SYSTEM
— BRAKES
— UNDERCARRIAGE
— TRACK SHOES
— CAPACITIES
— MISCELLANEOUS
– ENGINE SPECIFICATIONS
— Fuel Injection Nozzles
— Fuel Injection Pump
— Cylinder Head
— Valves
— Valve Springs
— Rocker Arms
— Camshaft
— Cylinder
— Piston Rings
— Pistons
— Crankshaft
— Oil Pump
— Engine Oil Specifications
— ENGINE BOLT TORQUE
— Re–Grinding The Crankshaft
– FUEL, COOLANT AND LUBRICANTS
– OIL SPECIFICATIONS
— Description
SERVICE MANUAL REVISON
– 231-1
– 231-2
– 231-3
– 231-4
– 231-5
– 231-6
– 231-7
– 231-8
– 231-9
– 231-10
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