Bobcat X331 Excavator 6724222 (6-12) (Preview)
MAINTENANCE SAFETY
ALPHABETICAL INDEX
CONTENTS
– FOREWORD
– SAFETY INSTRUCTIONS
– SERIAL NUMBER LOCATIONS
– HYDRAULIC EXCAVATOR SERIAL NUMBER
– ENGINE SERIAL NUMBER
– DELIVERY REPORT
– HYDRAULIC EXCAVATOR IDENTIFICATION
– MACHINE SIGNS TRANSLATIONS (DECALS)
PREVENTIVE MAINTENANCE
– SERVICE SCHEDULE (S/N 11001–11999)
– SERVICE SCHEDULE (S/N 12001 & Above)
– PREVENTIVE MAINTENANCE
– LIFTING AND BLOCKING THE EXCAVATOR
— Procedure
– TRANSPORTING THE EXCAVATOR
— Procedure
– ENGINE COVER
— Opening the Cover
– AIR CLEANER
— Servicing the Air Cleaner (S/N 11001–11999)
— Servicing the Air Cleaner (S/N 12001–12999)
— Servicing the Air Cleaner (S/N 13001 & Above)
– FUEL SYSTEM
— Fuel Specification
— Filling the Fuel Tank
— Fuel System Service
— Fuel Filter
— Removing Air from the Fuel System
– ENGINE LUBRICATION SYSTEM
— Checking Engine Oil
— Replacing Oil and Filter
– COOLING SYSTEM
— Coolant Level
— Ethylene Glycol
— Propylene Glycol
— Coolant Replacement
– HYDRAULIC SYSTEM
— Checking and Adding Fluid
— Replacing the Hydraulic Filter (S/N 11001–11999)
— Replacing the Hydraulic Filter (S/N 12001 & Above)
— Return Line Filter Service (S/N 12240 & Above)
— Hydraulic Reservoir
— Diagnostic Couplers
– USING A BOOSTER BATTERY (Jump Starting)
— Procedure (S/N 11001–11999)
— Procedure (S/N 12001 & Above)
– SPARK ARRESTOR MUFFLER
— Cleaning Spark Arrestor Muffler (S/N 11001–11999)
— Cleaning Spark Arrestor Muffler (S/N 12001 & Above)
– LUBRICATION OF THE EXCAVATOR
— Procedure (S/N 11001 – 11999)
— Procedure (S/N 12001 & Above)
– FINAL DRIVE CASE
— Checking Oil Level
— Draining Final Drive Case
– HEATER AIR FILTER SERVICE
HYDRAULIC SECTION
– HYDRAULIC SCHEMATICS
– HYDRAULIC SYSTEM TROUBLESHOOTING
– HYDRAULIC SERVICE INFORMATION (S/N11001–12999)
— Description
– MAIN RELIEF VALVES (S/N 11001–12999)
— Description
— Checking Dual Pressure Relief Valves
— Checking Single Pressure Relief Valve
— Dual Pressure Relief Valve Adjustment (6–Spool Valve)
— Single Pressure Relief Valve Adjustment (3–Spool Valve)
– HYDRAULIC SERVICE INFORMATION (S/N 13001 &Above)
— Description
– MAIN RELIEF VALVE (Adjustable) (S/N 13001 & Above)
— Checking the Main Relief Valves
— Testing the Blade, Boom Swing, Arm and Boost Circuit Relief Valves
— Testing the 4050 PSI (27925 kPa) Circuit Relief
— Testing the Auxiliary and Bucket Circuit Relief Valve
— Testing the Left Hand Travel Circuit Relief Valve
— Testing the Right Hand Travel Circuit Relief Valve
— Testing the Boom Circuit Relief Valve
– HYDRAULIC PUMP
— Checking the Hydraulic Pump
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
– HYDRAULIC CONTROL VALVE (6–Spool) (S/N 12999 & Below)
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
— Right Hand Travel Section Disassembly and Assembly
— Boom, Bucket and Arm Section Disassembly and Assembly
— Auxiliary Section Disassembly and Assembly
— Left Hand Travel Section Disassembly and Assembly
— End Cover Disassembly and Assembly
– HYDRAULIC CONTROL VALVE (3–Spool) (S/N 12999 & Below)
— Description
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
— Housing Swing Section Disassembly and Assembly
— Blade and Boom Swing Section Disassembly and Assembly
— End Cover Disassembly and Assembly
– HYDRAULIC CONTROL VALVE (5–Spool) HUSCO VALVE (S/N 13001 & Above)
— Left Travel, Right Travel, Boom, Bucket and Auxiliary
— Removal and Installation
— Parts Identification
— Disassembly
— Outlet Sections Disassembly
— Outlet Sections Assembly
— Mid Inlet Section Disassembly
— Mid Inlet Section Assembly
— Left Travel, Right Travel and Auxiliary Disassembly
— Left Travel, Right Travel and Auxiliary Assembly
— Boom and Bucket Disassembly
— Boom and Bucket Assembly
— Assembly
– PORT RELIEF VALVES AND MAIN RELIEF VALVES (S/N 13001 & Above)
— Parts Identification
— Port Relief Valve Pressure Setting
— Disassembly
— Assembly
– MAIN RELIEF VALVES (Adjustable) (S/N 13001 & Above)
— Parts Identification
— Assembly
— Disassembly
— Assembly
— Adjusting the Main Relief Valves
– HYDRAULIC CONTROL VALVE (5–Spool) HUSCO VALVE (S/N 13001 & Above)
— Boost, Arm, Boom Swing, Blade and Swing Section
— Description
— Removal and Installation
— Parts Identification
— Disassembly
— Inlet Section
— Arm, Boost and Swing Motor Disassembly
— Arm, Boost and Swing Motor Assembly
— Boom Swing Disassembly
— Boom Swing Assembly
— Blade Disassembly
— Blade Assembly
— Assembly
– ACCUMULATOR (S/N 12999 & Below)
— Adjustment
— Pressure Reducing Valve
— Testing
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
— Setting the Safety Relief Valve
— Charging
– ACCUMULATOR (S/N 13001 & Above)
— Removal and Installation
— Parts Identification
– AUXILIARY SELECTOR VALVE
— Removal and Installation (S/N 12999 & Below)
— Removal and Installation (S/N 13001 & Above)
— Disassembly and Assembly
– TWO SPEED VALVE (S/N 12999 & Below)
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
– TWO SPEED SWITCH (S/N 13001 & Above)
— Removal and Installation
– PORT BLOCK
— Removal and Installation (S/N 12999 & Below)
— Removal and Installation (S/N 13001 & Above)
– OIL COOLER
— Removal and Installation (S/N 11001 – 11999)
— Removal and Installation (S/N 12001 & Above)
– HYDRAULIC RESERVOIR AND FUEL RESERVOIR
— Removal and Installation
– HYDRAULIC FILTER ASSEMBLY
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– BOOM CYLINDER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
— Parts Identification
– ARM CYLINDER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
— Parts Identification
– BUCKET CYLINDER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
— Parts Identification
– BLADE CYLINDER
— Removal and Installation
— Parts Identification
– BOOM SWING CYLINDER
— Removal and Installation
— Parts Identification
– HYDRAULIC CYLINDER
— Disassembly
— Assembly
– JOYSTICK CONTROL CHANGE
— ISO to STANDARD Control Pattern (S/N 12999 & Below)
— STANDARD to ISO Control Pattern (S/N 12999 & Below)
— ISO to STANDARD Control Pattern (S/N 13001 & Above)
— STANDARD to ISO Control Pattern (S/N 13001 & Above)
DRIVE SECTION
– LEFT CONSOLE (S/N 12999 & Below)
— Lockout Valve Removal and Installation
— Cylinder Removal and Installation
— Removal and Installation
– LEFT CONSOLE (S/N 13001 & Above)
— Control Lock Micro–Switch Removal and Installation
— Cylinder Removal and Installation
— Removal and Installation
– LEFT CONSOLE RELEASE HANDLE (S/N 13001 & Above)
— Removal and Installation
— Adjustment
– JOYSTICK (S/N 12999 & Below)
— Removal and Installation
— Parts Identification
— Disassembly and Assembly
– JOYSTICK (S/N 13001 & Above)
— Removal and Installation
– JOYSTICK (S/N 13001 & Above)
— Parts Identification
— Disassembly
— Assembly
— Troubleshooting
– RIGHT CONSOLE
— Removal and Installation (S/N 12999 & Below)
— Removal and Installation (S/N 13001 & Above)
– RIGHT CONSOLE COVER
— Removal and Installation
– SPEED CONTROL LEVER
— Low Idle Adjustment
— High Idle Adjustment
— Removal and Installation
– BLADE CONTROL LEVER AND CABLE
— Removal and Installation
– STEERING LEVERS AND PEDALS
— Removal and Installation
— Adjusting Linkage Rods
UPPER WORKS AND SWING SECTION
– ENGINE COVER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– SEAT AND SEAT MOUNT
— Removal and Installation
– FLOORMAT AND FLOOR PLATE
— Removal and Installation
– REAR FLOOR PLATE
— Removal and Installation
– SWING MOTOR COVER
— Removal and Installation
– INSPECTION COVER (S/N 11001–11999)
— Removal and Installation
– TOOL BOX
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– LEFT HAND SIDE COVER
— Removal and Installation (S/N 11001–11999)
— Removal & Installation (S/N 12001 & Above)
– RIGHT HAND SIDE COVER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– RIGHT HAND CORNER POST
— Removal and Installation
– LEFT HAND CORNER POST
— Removal and Installation
– COUNTERWEIGHTS
— Removal and Installation
– FRONT ENGINE COVER
— Removal and Installation
– BUCKET
— Removal and Installation
– BUCKET TEETH
— Removal and Installation
– ARM
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– BOOM
— Removal and Installation
– BOOM SWING BRACKET
— Removal and Installation
— Hose Installation
– SWING BRACKET BUSHING
— Bushing Removal
— Bushing Installation
– BOOM PIVOT BUSHING
— Bushing Removal
— Bushing Installation
– SWING MOTOR
— Removal and Installation (S/N 11001–11056)
— Removal and Installation (S/N 11057–12999)
— Disassembly (S/N 11001–12999)
— Assembly (S/N 11001–12999)
– CROSS PORT RELIEF VALVE (S/N 11001–11056 S/N 13001 & Above)
— Disassembly
— Assembly
— Description
— Testing
– COUNTERBALANCE VALVE (S/N 11057–12999)
— Description
— Removal and Installation
— Disassembly
— Assembly
– SWING GEAR BOX
— Parts Identification (S/N 11001–12999)
— Disassembly (S/N 11001–12999)
— Assembly (S/N 11001–12999)
– SWING MOTOR
— Removal and Installation (S/N 13001 & Above)
– SWING MOTOR DRIVE CARRIER (S/N 13001 & Above)
— Removal and Installation
— Parts Identification
— Disassembly
— Assembly
– UPPERSTRUCTURE AND SWING CIRCLE GEAR
— Removal and Installation
— Swing Bearing Removal
— Swing Bearing Installation
— Alignment Pins (Not Threaded)
– CENTER SWIVEL JOINT
— Removal and Installation (S/N 12999 & Below)
— Removal and Installation (S/N 13001 & Above)
— Parts Identification
— Disassembly
— Assembly
– ROPS CANOPY
— Removal and Installation
– CAB
— Removal and Installation
— Front Window Removal and Installation
— Front Lower Window Removal and Installation
— Front Upper Window Removal and Installation
— Door Removal and Installation
— Door Window Removal and Installation
— Left Hand Side Window Removal and Installation
— Right Hand Side Window Removal and Installation
— Right Hand Window Assembly Removal and Installation
— Rear Window Removal and Installation
– CAB/CANOPY REAR COVER
— Removal
— Installation
MAIN FRAME AND TRACKS
– BLADE
— Removal and Installation
– TRACK
— Track Lug Height
— Track Tension Adjustment
— Rubber Track Clearance
— Steel Track Clearance
— Adjustment (S/N 512912999 & Below)
— Adjustment (S/N 512913001 & Above)
— Rubber Track Removal and Installation
— Steel Track Removal and Installation
– TRACK FRAME
— Disassembly and Assembly (S/N 512912999 & Below)
— Disassembly and Assembly (S/N 512913001 & Above)
– TRAVEL MOTOR
— Testing
— Removal and Installation
— (S/N 512911001–512913404)
— Parts Identification
— Disassembly
— Assembly
— (S/N 512913405 & Above)
— Parts Identification
— Disassembly
— Assembly
– TRACK DAMAGE IDENTIFICATION
— Cutting Of Steel Cords
— Abrasion Of Embedded Metals
— Separation Of Embedded Metals
— Separation Of Embedded Metals Due To Corrosion
— Cuts On The Lug Side Rubber
— Cracks Of The Lug Side Rubber Due To Fatigue
— Lug Abrasion
— Cracks And Cuts On The Lug Side Rubber
— Abrasion Of The Track Roller Side
— Cuts On The Edges Of Track Roller Side
ELECTRICAL SYSTEM
– ELECTRICAL SCHEMATICS
– TROUBLESHOOTING
– ELECTRICAL SYSTEM
— Description
— Fuses
— Fuse Arrangement
— Electrical System Service
– BATTERY
— Check the Battery
— Removal and Installation (S/N 11001–11999)
— Removal & Installation (S/N 12001 & Above)
– ALTERNATOR
— Belt Adjustment
— Removal and Installation
— Parts Identification
— Disassembly and Inspection
— Stator Continuity Test
— Stator Ground Test
— Rotor Continuity Test
— Rotor Ground Test
— Rectifier Continuity (Diode) Test
— Assembly
– STARTER
— Removal and Installation
— Disassembly and Assembly
— Cleaning and Inspection
— Part Identification
– FUEL LEVEL SENDER
— Removal and Installation
— Checking
– INSTRUMENT PANEL
— Removal and Installation
– GAUGES
— Removal and Installation
– GAUGE LIGHTS
— Removal and Installation
– CAB ELECTRICAL
— Cab Option
ENGINE SERVICE
– TROUBLESHOOTING
— Chart
– VALVE CLEARANCE
— Adjustment
– ENGINE COMPRESSION
— Checking
– GLOW PLUGS
— Removal and Installation
— Checking the Glow Plug
– FUEL SHUT–OFF SOLENOID
— Adjustment
— Removal and Installation
— Timer Module 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
– FAN GUARD
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– RADIATOR
— Removal and Installation (S/N 11001 – 11999)
— Removal and Installation (12001 & Above)
– MUFFLER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001 & Above)
– AIR CLEANER
— Removal and Installation (S/N 11001–11999)
— Removal and Installation (S/N 12001–12999)
— Removal and Installation (S/N 13001 & Above)
– ENGINE
— Removal and Installation
– ENGINE FLYWHEEL
— Removal and Installation
— Flywheel Ring Gear
– CYLINDER HEAD
— Removal and Installation
— Disassembly and Assembly
— Servicing the Cylinder Head
— Top Clearance
– VALVE, VALVE SEAT AND GUIDE
— Checking the Valve Guide
— Reconditioning the Valve and Valve Seat
— Valve Spring
– ROCKER ARM AND SHAFT
— Checking
– TIMING GEARCASE COVER
— Removal and Installation
– IDLER GEAR AND CAMSHAFT
— Removal and Installation
— Servicing the Camshaft
— Servicing the Idler Gear and Shaft
– TIMING GEARS
— Checking Backlash
– FUEL CAMSHAFT
— Removal and Installation
— Governor
– CRANKSHAFT GEAR
— Removal and Installation
– OIL PUMP
— Removal and Installation
— Oil Pump Service
– ENGINE COMPRESSION
— Checking Engine Oil Pressure
— Relief Valve
– PISTON AND CONNECTING ROD
— Removal and Installation
— Servicing the Piston and Connecting Rod
— Connecting Rod Alignment
– CRANKSHAFT AND BEARINGS
— Removal and Installation
— Servicing the Crankshaft and Bearings
– CYLINDER BORE
— Checking the Cylinder Bore
– WATER PUMP
— Removal and Installation
— Disassembly and Assembly
SPECIFICATIONS
– EXCAVATOR SPECIFICATIONS
— Machine Dimensions (S/N 11001–11999)
— Machine Dimensions (S/N 12001 & Above)
— Lifting Capacity
— OPERATIONS & PERFORMANCE
— ENGINE
— HYDRAULIC SYSTEM
— SWING SYSTEM
— HYDRAULIC CYLINDERS
— DRIVE SYSTEM
— BRAKES
— UNDERCARRIAGE
— STD TRACK SHOES
— REFILL CAPACITIES
— DIGGING FORCE
— Machine Dimensions (S/N 13001 & Above)
— Lifting Capacity
— WEIGHTS
— CONTROLS
— ENGINE
— ELECTRICAL
— HYDRAULIC SYSTEM
— CYLINDER CYCLE TIME
— SWING SYSTEM
— HYDRAULIC CYLINDERS
— DRIVE SYSTEM
— BRAKES
— UNDERCARRIAGE
— STD TRACK SHOES
— REFILL CAPACITIES
— DIGGING FORCE
– ENGINE SPECIFICATIONS
— Fuel Injection Nozzles
— Fuel Injection Pump
— Cylinder Head
— Valves
— Valve Springs
— Valve Timing
— Rocker Arms
— Camshaft
— Tappet
— Piston Rings
— Pistons
— Connecting Rod
— Oil Pump
— Crankshaft
— Timing Gear
— Thermostat
— Engine Bolt Torque
— Crankshaft Re–Grind Data
— Torque For General Metric Bolts
— FUEL, COOLANT AND LUBRICANTS
– ENGINE OIL SPECIFICATIONS
— Description
— Ethylene Glycol
— Propylene Glycol
– DECIMAL AND MILLIMETER EQUIVALENTS
– U.S. TO METRIC CONVERSION
SERVICE MANUAL REVISION
– 331-1
– 331-2
– 331-3
– 331-4
– 331-5
– 331-6
Reviews
There are no reviews yet.