Bobcat X320 Excavator Repair Service Manual - 6722642

(S/N: 511720001 & Above) 
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This workshop repair service manual PDF download for the X-320 Bobcat Mini Hydraulic Excavator has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to fully at every opportunity. 


APPLICABLE MODELS :

Bobcat Excavator X 320
S/N: 511720001 & Above


TABLE OF CONTENTS :

SAFETY INSTRUCTIONS 
SERIAL NUMBER LOCATIONS 
DELIVERY REPORT 
HYDRAULIC EXCAVATOR IDENTIFICATION 
PREVENTIVE MAINTENANCE 
HYDRAULIC SYSTEM 
DRIVE SECTION 
UPPER WORKS & SWING SECTION 
MAIN FRAME & TRACKS 
ELECTRICAL SYSTEM 
ENGINE SERVICE 
SPECIFICATIONS 
SERVICE MANUAL REVISION


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6722642 (4–94)
Total Pages : 353


This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!! 

Instant Download means there is NO shipping costs or waiting for a CD or paper manual to arrive in the mail! You will receive this manual TODAY via Instant Download on completion of payment via our secure payment processor. We accept ALL major credit/debit cards/paypal.

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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
        Opening the Cover
    AIR CLEANER SERVICE
    FUEL SYSTEM
        Fuel System Service
        Maintenance
        Fuel Filter
    ENGINE LUBRICATION SYSTEM
        Engine Oil and Filter Replacement
    COOLING SYSTEM
        Coolant Level
        Coolant Replacement
    HYDRAULIC SYSTEM
        Checking and Add Fluid
        Diagnostic Couplers
        Replacement of the Hydraulic Filter
        Hydraulic Reservoir
        Replacement of the Hydraulic Fluid
    USING A BOOSTER BATTERY (JUMP STARTING)
        Procedure
    LUBRICATION OF THE HYDRAULIC EXCAVATOR
        Procedure
        
HYDRAULIC SECTION
    HYDRAULIC SCHEMATICS
    HYDRAULIC SYSTEM TROUBLESHOOTING
    HYDRAULIC SERVICE INFORMATION
        Checking the Main Relief Valves
        Checking the Hydraulic Pump
    HYDRAULIC PUMP
        Disassembly
        Assembly
    HYDRAULIC CONTROL VALVE (6–Spool) DUKES VALVE (S/N 511720001–511721411)
        Removal And Installation
        Parts Identification
        Disassembly
        Inlet Section (R.H. and L.H. Travel)
            Disassembly
            Assembly
        Valve Sections (Boom, Bucket & Arm)
            Disassembly
            Assembly
        Valve Sections (Auxiliary)
            Disassembly
            Assembly
        Assembly
        Port Relief Valve
            Disassembly
            Assembly
            Adjustment
        Main Relief Valve
            Disassembly
            Assembly
            Adjustment
    HYDRAULIC CONTROL VALVE (3–Spool) DUKESVALVE (S/N 511720001–511721411)
        Removal And Installation
        Parts Identification
        Disassembly
        Inlet Section (Housing Swing)
            Disassembly
            Assembly
        End Cover (Boom Swing) and Valve Section (Blade)
            Disassembly
            Assembly
        Load Check Block
            Disassembly
            Assembly
        Build–Up Valve
            Assembly
        Main Relief Valve
            Disassembly
            Assembly
            Adjustment
    HYDRAULIC CONTROL VALVE (6–Spool) HUSCO VALVE(S/N 511721412 & Above)
        Parts Identification
        Disassembly
        Inlet Section Disassembly And Assembly
        Right Hand & Left Hand Travel Section
            Disassembly
            Assembly
        Boom, Bucket & Arm Section
            Disassembly
            Assembly
        Auxiliary Section
            Disassembly
            Assembly
    PORT RELIEF VALVES HUSCO VALVE
        Parts Identification
        Port Relief Valve Pressure Setting
        Disassembly
        Assembly
        Adjustment
    MAIN RELIEF VALVES HUSCO VALVE
        Parts Identification
        Disassembly
        Assembly
        Adjusting The Main Relief Valves
    HYDRAULIC CONTROL VALVE (3–Spool) HUSCO VALVE (S/N 511721412 & Above)
        Parts Identification
        Disassembly
        Blade And Boom Swing Section
            Disassembly
            Assembly
        Lockout Valve Assembly
            Disassembly
            Lockout Valve Assembly
        Swing Motor Valve Section
            Disassembly
            Assembly
        Build–Up Valve Disassembly
        Build Up Valve Assembly
        Build Up Valve Test Procedure
    BOOM CYLINDER
        Removal And Installation
        Boom Shield
        Boom Cylinder
    ARM CYLINDER
        Removal And Installation
    BUCKET CYLINDER
        Removal And Installation
    BLADE CYLINDER
        Removal And Installation
    BOOM SWING CYLINDER
        Removal And Installation
    HYDRAULIC CYLINDER
        Disassembly
        Assembly
        Disassembly
        Assembly
    HYDRAULIC FILTER ASSEMBLY
        Removal And Installation
    AUXILIARY COUPLERS
        Removal And Installation
    JOYSTICK MANIFOLD WITH ACCUMULATOR
        Removal And Installation
        Disassembly And Assembly
    DRAIN BLOCK
        Filter Screen
        Removal And Installation
    OIL COOLER
        Removal And Installation
    JOYSTICK CONTROL CHANGE
    
DRIVE SECTION
    FLOORMAT AND FLOOR PANELS
        Removal and Installation
    LEFT CONTROL CONSOLE
        Microswitch Adjustment Procedure
        Lockout Microswitch Removal and Installation
        Console Cover Removal and Installation
        Joystick Removal and Installation
        Removal and Installation
    FUEL TANK
        Removal and Installation
    LOCK LEVER
        Left Hand Removal and Installation
        Adjustment Procedure
    LATCH HOOK
        Left Hand Removal and Installation
    GAS SPRING
        Left Hand Removal and Installation
    UPPER CONSOLE
        Left Hand Removal and Installation
    RIGHT CONTROL CONSOLE
        ROPS Canopy Models
        Cab Models
        Console Cover Removal and Installation
        Joystick Removal and Installation
        Control Console Removal and Installation
        Hydraulic Tank Removal and Installation
    TRAVEL LEVERS
        Removal and Installation
    RIGHT HAND PEDAL (Boom Swing)
        Removal and Installation
    LEFT HAND PEDAL (Auxiliary)
        Removal and Installation
    ROCKERSHAFT
        Removal and Installation
    LINKAGE RODS
        Removal and Installation
    BLADE LEVER
        Removal and Installation
    FINAL DRIVE
        Removal and Installation
    DRIVE MOTOR ASSEMBLY (Kayaba)  (S/N 511720001 – 23974)
        Parts Identification
        Disassembly
        Assembly
        Checking Oil Level
        Draining Final Drive Case
    DRIVE MOTOR (SOM) (S/N 23975 & Above)
        Parts Identification
        Disassembly
        Assembly
        Checking Oil Level (S/N 23975 & Above)
    JOYSTICK
        Parts Identification
        Disassembly and Assembly
        
UPPER WORKS AND SWING SECTION
    SWING MOTOR
        Testing the Cross Ports Reliefs
        Start the Engine
        Removing the Cross Port Reliefs
        Removal and Installation
        Disassembly
        Assembly
        Motor Timing
    CROSS PORT RELIEF VALVE
        Disassembly
        Assembly
        Description
    UPPERSTRUCTURE
        Removal
        Installation
    CENTER SWIVEL JOINT
        Removal And Installation
        Disassembly and Assembly
    SWING CIRCLE GEAR
        Removal And Installation
    ROPS CANOPY
        Removal And Installation
    CAB
        Removal And Installation
        Door (Removal And Installation)
        Front Window (Removal And Installation)
        Front Lower Glass (Removal And Installation)
        Front Upper Plexiglass (Removal And Installation)
        Door Glass (Removal And Installation)
        Left Hand Side Glass (Removal And Installation)
        Rear Glass (Removal And Installation)
        Right Hand Side Glass (Removal And Installation)
    CAB/CANOPY REAR COVER
        Removal
        Installation
    AIR BAFFLE (Cab Models Only)
        Removal And Installation
    BELLY PAN (Field Installed)
        Removal And Installation
        
MAIN FRAME AND TRACKS
    ENGINE COVER
        Removal and Installation
    REAR CORNER POSTS
        Removal and Installation
    SEAT AND SEAT MOUNT
        Removal and Installation
    SPEED CONTROL LEVER/SWING LOCK LEVER AND MOUNTING
        Removal and Installation
    BUCKET
        Removal and Installation
        Installation
    ARM
        Removal and Installation
    BOOM
        Removal and Installation
    SWING POST
        Removal And Installation
        Bushing Replacement
        Swing Post Bushing Removal
        Bushing Installation
    TRACK
        Track Tension Adjustment
        Removal and Installation
        Damage Identification and Causes
    TRACK FRAME
        Disassembly and Assembly
    TRACK IDLER
        Parts Identification
        Disassembly
        Assembly
    TRACK ROLLER
        Parts Identification
        Disassembly
        Assembly
    TRACK
        Damage Identification and Causes
        
ELECTRICAL SYSTEM
    ELECTRICAL SCHEMATIC
    TROUBLESHOOTING
    ELECTRICAL SYSTEM
        Description
        Fuses
        Electrical System Service
    BATTERY
        Checking the Battery
        Removal and Installation
    BATTERY BOX
        Removal and Installation
    CAB ELECTRICAL (Cab Option)
    ALTERNATOR
        Checking the Alternator Output
        Belt Adjustment
        Electrical Connection
        Removal and Installation
        Check the Alternator Output
        Alternator Output Test
        Alternator Regulator Test
        Disassembly and Assembly
        Stator Continuity Test
        Stator Ground Test
        Rotor Continuity Test
        Rotor Ground Test
        Rectifier Continuity (Diode) Test
        Disassembly and Assembly (New Style)
    STARTER
        Removal and Installation
        Disassembly and Assembly
        Cleaning and Inspection
    HORN
        Removal and Installation
    FUEL LEVEL SENDER
        Removal and Installation
        
ENGINE SERVICE
    TROUBLESHOOTING
    VALVE CLEARANCE
        Adjustment
    ENGINE COMPRESSION
        Checking
    FUEL FILTER
        Element
        Removing Air from the Fuel System
        Removal and Installation
    FUEL INJECTION PUMP
        Checking the Injection Pump
        Removal and Installation
        Timing the Injection Pump
    FUEL INJECTOR NOZZLES
        Checking the Injector Nozzle
    GLOW PLUGS
        Removal and Installation
        Checking the Glow Plug
    ENGINE
        Removal and Installation
    SPARK ARRESTOR MUFFLER
    RADIATOR
        Checking the Radiator and Radiator Cap
        Removal and Installation
        Hydraulic Pump Coupler
    CYLINDER HEAD
        Removal of the Cylinder Head
        Disassembly of the Cylinder Head
        Servicing the Cylinder Head and Valves
        Checking Valve Springs
        Checking Rocker Arm and Shaft
        Installing the Cylinder Head
    TIMING GEAR COVER
        Removal and Installation
    TIMING GEAR, CAMSHAFT AND OIL PUMP
        Removal and Installation
        Oil Pump Service
        Servicing the Camshaft
    CRANKSHAFT AND PISTONS
        Removal and Installation
        Crankshaft Service
        Servicing the Connecting Rods and Pistons
    CYLINDER LINERS
        Checking the Cylinder Liners
        Cylinder Liner Installation
    WATER PUMP
        Removal and Installation
        Disassembly and Assembly
        
SPECIFICATIONS
    HYDRAULIC EXCAVATOR SPECIFICATIONS
        Machine Dimensions
        Lifting Capacity
        SPECIFICATIONS
    ENGINE SPECIFICATIONS
        Engine
        Fuel Injector Nozzles
        Fuel Injection Pump
        Cylinder Head
        Valves
        Valve Springs
        Rocker Arms
        Camshaft
        Cylinders
        Piston Rings
        Pistons
        Crankshaft
        Oil Pump
        Thermostat
        Engine Torque
        Crankshaft Re–Grind Data
    FUEL, COOLANT AND LUBRICANTS
    OIL SPECIFICATIONS
    BUCKET SPECIFICATIONS
    
SERVICE MANUAL REVISION
    320-1
    320-2
    320-3
    320-4
    
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