Bobcat A300 Skid-Steer Loader Repair Service Manual - 6902728



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(S/N: 526411001 & Above - S/N: 526511001 & Above) 

This workshop repair service manual PDF download for the A300 Bobcat Skid-Steer Loader 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 Loader A300 
BOBCAT SKID-STEER LOADER
With ALL WHEEL STEER (AWS)
S/N: 526411001 & Above
S/N: 526511001 & Above


TABLE OF CONTENTS :

FOREWORD
SAFETY INSTRUCTIONS 
SERIAL NUMBER LOCATION 
DELIVERY REPORT
BOBCAT LOADER IDENTIFICATION
SAFETY AND MAINTENANCE
HYDRAULIC SYSTEM 
HYDROSTATIC SYSTEM 
DRIVE SYSTEM 
MAIN FRAME 
ELECTRICAL SYSTEM & ANALYSIS
ENGINE SERVICE 
HEATING, VENTILATION, AIR CONDITIONING 
SPECIFICATIONS
SERVICE MANUAL REVISIONS


MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6902728 (1-06)
Total Pages : 802


This A300 Bobcat Loader 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
ALPHABETICAL INDEX
CONTENTS
    FOREWORD
    SAFETY INSTRUCTIONS
        Fire Prevention
    SERIAL NUMBER LOCATION
        Loader Serial Number
        Engine Serial Number
    DELIVERY REPORT
    BOBCAT LOADER IDENTIFICATION
    
SAFETY AND MAINTENANCE
    LIFTING AND BLOCKING THE LOADER
        Procedure
    LIFT ARM SUPPORT DEVICE
        Installing The Lift Arm Support Device
        Removing The Lift Arm Support Device
    OPERATOR CAB
        Description
        Raising The Operator Cab
        Lowering The Operator Cab
        Emergency Exit
    TRANSPORTING THE BOBCAT LOADER
        Procedure
    TOWING THE LOADER
        Procedure
    REMOTE START
        Procedure For Loader W/O Attachments Control Harness
        Procedure For Loader With Attachments Control Harness
        Procedure
    SERVICE SCHEDULE
        Chart
    AIR CLEANER SERVICE
        Replacing Filter Element
    ENGINE COOLING SYSTEM
        Cleaning Cooling System
        Checking The Coolant Level
        Adding The Coolant
    FUEL SYSTEM
        Fuel Specifications
        Filling The Fuel Tank
        Fuel Filter
        Removing Air From The Fuel System
    ENGINE LUBRICATION SYSTEM
        Checking Engine Oil
        Oil Chart
        Replacing Oil And Filter
    HYDRAULIC/HYDROSTATIC SYSTEM
        Checking And Adding Fluid
        Hydraulic Fluid Chart
        Hydraulic/Hydrostatic Filter Replacement
        Replacing Hydraulic Fluid And Case Drain Filters
    FINAL DRIVE TRANSMISSION (CHAINCASE)
        Checking And Adding Oil
        Removing The Oil
    FAN GEARBOX
        Checking And Adding Oil
    BOB-TACH
        Inspection And Maintenance
    POWER BOB-TACH
        Inspection And Maintenance
    LUBRICATING THE LOADER
        Procedure
    TIRE MAINTENANCE
        Wheel Nuts
        Tire Rotation
        Tire Mounting
        
HYDRAULIC SYSTEM
    HYDRAULIC/HYDROSTATIC SCHEMATICS
    HYDRAULIC SYSTEM INFORMATION
        Troubleshooting
        Tighten Procedures
    CYLINDER (LIFT)
        Checking
        Removal And Installation
        Parts Identification
        Disassembly
        Assembly
    CYLINDER (TILT)
        Checking
        Removal And Installation
        Base Pin Removal And Installation
        Parts Identification
        Disassembly
        Assembly
    CYLINDER (POWER BOB-TACH)
        Checking
        Removal And Installation
        Parts Identification
        Disassembly
        Assembly
    CYLINDER (STEERING)
        Removal (Front)
        Removal (Rear)
    MAIN RELIEF VALVE
        Checking Main Relief
        Adjustment
        Removal And Installation
    HYDRAULIC CONTROL VALVE (2 PIECE CASTING)
        Identification
        Removal And Installation
        Actuator Removal And Installation (In Loader)
        Actuator Removal And Installation (Out Of Loader)
        BICS™ Valve Removal And Installation
        BICS™ Valve Lift Arm By-Pass Orifice Removal And Installation
        BICS™ Valve Check Valve Removal And Installation
        BICS™ Valve Lock Valve Removal And Installation
        BICS™ Valve Solenoid Removal And Installation
        BICS™ Valve Solenoid Testing
        Identification Chart
        Lift Base End Restrictor
        Load Check Valve
        Main Relief Valve
        Port Relief Valve
        Anti-Cavitation Valve/Port Relief Valve
        Anti-Cavitation Valve
        Lift Spool Removal And Installation
        Tilt Spool Removal And Installation
        Lift And Tilt Spool Disassembly And Assembly
        Auxiliary Spool Removal And Installation
        Auxiliary Electric Solenoid Disassembly And Assembly
        Port-Auxiliary Section Disassembly
        Cleaning And Inspection
    HYDRAULIC CONTROL VALVE (1 PIECE CASTING)
        Identification
        Removal And Installation
        Actuator Removal And Installation (In Loader)
        Identification Chart
        BICS™ Valve, Lift Load Check Valve Removal And Installation
        Load Check Valve Removal And Installation (Tilt & Auxiliary)
        Anti-Cavitation Valve (Lift, Rod End)
        Port Relief/Anti-Cavitation Valve (Lift, Base End)
        Port Relief/Anti-Cavitation Valve (Tilt, Base End)
        Port Relief/Anti-Cavitation Valve (Tilt, Rod End)
        Port Relief Valve
        Plug Removal
        End Cap Block Removal and Installation
        Lift Spool Removal and Installation
        Auxiliary Spool Removal And Installation
        Auxiliary Solenoid Disassembly and Assembly
        BICS™ Valve Solenoid Disassembly And Assembly
        BICS™ Valve, Lock Valve Removal And Installation
        BICS™ Valve, Lift Arm By-Pass Orifice Disassembly And Assembly
        Main Relief Valve
        BICS™ Valve, Check Valve Removal And Installation
    LIFT ARM BY-PASS CONTROL VALVE
        Inspecting
        Additional Inspection For Loaders W/Advanced Hand Controls
        Removal And Installation
        Disassembly And Assembly
    HYDRAULIC PUMP
        Checking The Output Of The Auxiliary Pump
        Checking The Output Of The Steering Pump
        Removal And Installation
        Parts Identification
        Disassembly And Assembly
    HYDRAULIC PUMP (HIgh FLOW)
        Checking The Output Of The High Flow Pump (30 GPM And 40 GPM)
        Removal And Installation (30 GPM And 40 GPM)
        Parts Identification (30 GPM And 40 GPM)
        Disassembly And Assembly (30 GPM And 40 GPM)
    HYDRAULIC/HYDROSTATIC FILTER
        Housing Removal And Installation
        Mount Removal And Installation
    HYDRAULIC FLUID RESERVOIR
        Fluid Removal
        Removal And Installation
        Hydraulic Fluid Screen
    BUCKET POSITION VALVE
        Solenoid Removal And Installation
        Solenoid Testing
        Removal And Installation
        Disassembly And Assembly
    HIGH FLOW VALVE
        Checking The High Flow Relief Valve
        High Flow Relief Valve Adjustment Procedure
        Removal and Installation
        Disassembly And Assembly
        Solenoid Testing
    REAR AUXILIARY DIVERTER VALVE
        Removal And Installation
        Disassembly And Assembly
        Solenoid Testing
        Inspection
    POWER BOB-TACH BLOCK
        Removal And Installation
        Disassembly And Assembly
    Front Auxiliary hydraulic coupler Block
        Removal and Installation
        Disassembly And Assembly
        
HYDROSTATIC SYSTEM
    HYDROSTATIC SYSTEM INFORMATION
        Troubleshooting Chart
        Replenishing Valve Function
    HYDROSTATIC MOTOR
        Removal And Installation
        Parts Identification
        Disassembly
        Inspection
        Assembly
    HYDROSTATIC MOTOR CARRIER
        Removal And Installation
        Parts Identification
        Disassembly
        Assembly
    CHARGE PRESSURE SENDER
        Testing
        Removal And Installation
    HYDROSTATIC PUMP
        Pump Controller Removal And Installation
        Hydrostatic Pump Calibration
        Removal And Installation
        Parts Identification (Right Half)
        Parts Identification (Left Half)
        System Check Relief Valves (High Pressure Relief, Charge Check & By-Pass Valve)
        Charge Relief Valve
        Pump Separation
        Shaft Seal And Shaft Replacement
        Shaft Seal And Shaft Installation
        Charge Pump Removal
        Charge Pump Inspection
        Charge Pump Installation
        Disassembly
        Inspection
        Assembly
        Pump Neutral Adjustment
        Pump Controller Neutral Adjustment
    DRIVE BELT
        Shield Removal And Installation
        Adjustment
        Replacement
        Tensioner Pulley Removal And Installation
        Tensioner Pulley Tension Spring
    OIL COOLER (SEAL TO CONNECT) (STC)
        Hydraulic Oil Cooler Removal And Installation
        
DRIVE SYSTEM
    BRAKE
        Block Removal And Installation
        Block Disassembly And Assembly
    STEERING BLOCK
        Identification
        Removal And Installation
        Disassembly And Assembly
    DRIVE COMPONENTS
        Axle Seal Removal And Installation
        Axle, Sprocket And Bearings Removal And Installation
        Drive Chain Removal And Installation
    CHAINCASE
        Front Chaincase Cover Removal And Installation
        Rear Chaincase Cover Removal And Installation
    HUB
        Removal
        Installation
        Disassembly
        Inspection
        Assembly
        
MAIN FRAME
    SEAT BAR
        Removal And Installation
        Assembling Components
        Compression Spring Disassembly And Assembly
    OPERATOR CAB
        Gas Cylinder Removal And Installation (Early Models)
        Gas Cylinder Removal And Installation (Later Models)
        Gas Cylinder Bracket Disassembly And Assembly
        Removal And Installation
    OPERATOR SEAT
        Removal And Installation
        Seat Belt Removal And Installation
    OPERATOR SEAT (SUSPENSION)
        Removal And Installation
        Slide Rail Removal And Installation
        Seat Belt Removal And Installation
        Cushion Removal And Installation
        Back Removal And Installation
        Shock Removal And Installation
        3-Point Seat Belt Removal And Installation
    BOB-TACH
        Removal And Installation
        Bob-Tach Lever And Wedge
    POWER BOB-TACH
        Removal And Installation
        Power Bob-Tach Lever And Wedge
        Pivot Pin Bushing And Seal Replacement
    LIFT ARMS
        Stabilizer Bar Removal And Installation
        Link Removal And Installation
        Removal And Installation
        Installation Of Lift Arms
    REAR GRILL
        Removal And Installation
    REAR DOOR
        Removal And Installation
        Striker Removal and Installation
        Striker Disassembly and Assembly
        Door Latch and Catch Adjustment
        Latch Removal And Installation
    FUEL TANK
        Removal And Installation
        Fuel Level Sender
    CONTROL
        Joystick Testing (Right & Left)
        Joystick Removal (Right & Left)
        Joystick Boot Removal (Right & Left)
        Lever Assembly Removal (Right & Left)
    CONTROL PANEL
        Removal And Installation
    INSIDE ACCESS PANEL
        Panel Removal (Right)
        Panel Removal (Left)
        
ELECTRICAL SYSTEM & ANALYSIS
    ELECTRICAL SCHEMATICS
    ELECTRICAL SYSTEM INFORMATION
        Troubleshooting
        Description
        Fuse Location
        Relay Switch Location
        Solenoid Test
    BATTERY
        Removal And Installation
        Servicing The Electrical System
        Using A Booster Battery (Jump Starting)
    ALTERNATOR
        Adjusting The Alternator Belt
        Alternator Identification
        Charging System Check
        Alternator Voltage Test
        Low Voltage Test
        High Voltage Test
        Removal And Installation
        Rectifier Continuity (Diode) Test
        Alternator Regulator Test
        Disassembly
        Stator Continuity Test
        Stator Ground Test
        Rotor Continuity Test
        Rotor Ground Test
        Assembly
    STARTER
        Checking
        Removal And Installation
        Parts Identification
        Disassembly And Assembly
        Inspection And Repair
        No Load Test
    INSTRUMENT PANEL
        Left Panel
        Right Panel - (Standard) (With Key Switch)
        Right Panel - (Deluxe) (With Keyless Start)
        Right Panel Set Up Display Options (Deluxe)
        Option and Field Accessory Panels (If Equipped)
        Standard Panel Removal And Installation (Right Side)
        Deluxe Panel Removal And Installation (Right Side)
        Standard & Deluxe Panel Removal And Installation (Left Side)
    LIGHTS
        Front Removal And Installation
        Rear Removal And Installation
    BOBCAT CONTROLLER
        Identification Chart
        Removal And Installation
    AWS CONTROLLER
        Removal
        Identification Chart
    SPEED SENSOR
        Testing
        Removal
    DIAGNOSTICS SERVICE CODES
        Display
        Number Codes List
    STEERING SOLENOID
        Removal
    BICS™ SYSTEM
        Inspecting The BICS™ Controller (Engine STOPPED - Key ON)
        Inspecting Deactivation Of The Auxiliary Hydraulics System (Engine STOPPED - Key ON)
        Inspecting The Seat Bar Sensor (Engine RUNNING)
        Inspecting The Traction Lock (Engine RUNNING)
        Troubleshooting
        Troubleshooting Chart
    SEAT BAR SENSOR
        Troubleshooting Chart
        Test
        Removal And Installation
        BICS™ Circuit Test
    TRACTION LOCK
        Troubleshooting
        Description Of The Control System
        Inspecting The Control System
    WHEEL POSITION SENSORS
        Operation
        Wheel Alignment (Failed Sensor)
        Testing
        Sensor Removal And Installation
        Wheel Alignment (Field Adjustment)
        Wheel Alignment (Calibration)
    SERVICE PC (LAPTOP COMPUTER)
        Connecting The Service PC To Remote Start Tool
    CALIBRATION
        Lift And Tilt Calibration Procedure
        Hydrostatic Pump Calibration
    ELECTRICAL/HYDRAULIC CONTROLS REFERENCE
        Controls Identification Chart
    FLYWHEEL RPM SENSOR
        Adjustment
        
ENGINE SERVICE
    TROUBLESHOOTING
        Chart
    ENGINE SPEED CONTROL
        Removal
        Disassembly
        Speed Control Cable
    MUFFLER
        Removal And Installation
    AIR CLEANER
        Housing Removal And Installation
    RADIATOR
        Removal And Installation
        Mount Removal (Early Loaders)
        Mount Removal (Later Loaders)
    COOLING FAN
        Drive Tension Pulley Removal And Installation
        Gearbox/Blower Housing Removal And Installation
        Blower Removal And Installation
        Gearbox Parts Identification
        Gearbox Disassembly
        Gearbox Assembly
        Gearbox, Checking Backlash
    ENGINE
        Removal And Installation
        Mount Replacement
        Removal And Installation Tools
    FLYWHEEL AND HOUSING
        Flywheel Removal And Installation
        Ring Gear Removal And Installation
        Flywheel Housing Removal And Installation
    RECONDITIONING THE ENGINE
        Engine Tools Identification Chart
        Compression Pressure
        Cylinder Head Clearance
        Valve Cover, Injector Nozzle And Seal Removal And Installation
        Checking Nozzle Injection Pressure
        Nozzle Spraying Condition
        Valve Seat Tightness
        Rocker Arm And Push Rod Disassembly And Assembly
        Valve Clearance
        Cylinder Head And Tappet Disassembly And Assembly
        Selecting Cylinder Head Gasket Disassembly And Assembly
        Valve Disassembly And Assembly
        Engine Timing (TDC)
        Injection Pump Housing Removal
        Injection Pump Governor Housing Removal And Installation
        Injection Pump Governor Fork Lever Removal And Installation
        Injection Pump Governor Lever Removal And Installation
        Injection Pump Stop Lever Removal And Installation
        Injection Pump Fuel Camshaft And Governor Weight Removal And Installation
        Injection Pump Removal and Installation
        Injection Pump Housing Installation
        Injection Pump Timing
        Fan Drive Pulley Disassembly And Assembly
        Water Pump Disassembly And Assembly
        Oil Cooler And Water Pipe Disassembly And Assembly
        Gearcase Cover Disassembly And Assembly
        Idle Gear And Camshaft Disassembly And Assembly
        Oil Pan And Oil Strainer Disassembly And Assembly
        Connecting Rod Cap Disassembly And Assembly
        Piston Disassembly And Assembly
        Piston Ring And Connecting Rod Disassembly And Assembly
        Flywheel And Crankshaft Disassembly And Assembly
        Bearing Case Cover Disassembly And Assembly
        Flywheel Housing Disassembly And Assembly
        Crankcase No. 2 Disassembly And Assembly
        Crankcase No. 1 And No. 2 Disassembly And Assembly
        Crankshaft Disassembly And Assembly
        Cylinder Head Surface Flatness
        Cylinder Head Flaw
        Valve Recessing
        Valve Lapping
        Clearance Between Valve Stem And Valve Guide
        Replacing Valve Guide
        Correcting Valve And Valve Seat
        Free Length And Tilt Of Valve Spring
        Valve Spring Setting Load
        Oil Clearance Between Rocker Arm Shaft And Bearing
        Oil Clearance Between Tappet And Tappet Guide Bore
        Timing Gear Backlash
        Idler Gear Side Clearance
        Camshaft Side Clearance
        Camshaft Alignment
        Cam Height
        Oil Clearance Between Idler Gear Shaft And Idler Gearing Bushing
        Replacing Idler Gear Bushing
        Piston Pin Bore I.D.
        Oil Clearance Between Piston Pin And Small End Bushing
        Replacing Small End Bushing
        Clearance Between Piston Ring And Groove
        Piston Ring Gap
        Connecting Rod Alignment
        Crankshaft Side Clearance
        Crankshaft Alignment
        Oil Clearance Between Crankpin And Crankpin Bearing
        Oil Clearance Between Crankshaft Journal And Crankshaft Bearing
        Replacing Crankshaft Sleeve
        Cylinder Bore I.D.
        Correcting Cylinder (Oversize +0.5 mm)
        Engine Oil Pressure
        Rotor Lobe Clearance
        Clearance Between Outer Rotor And Pump Body
        Clearance Between Rotor And Cover
        Relief Valve
        Thermostat Valve Opening Temperature
        Radiator Water Leakage
        Radiator Cap Air Leakage
        Thermostat Assembly
        Intake Air Heater
        Air Cleaner, Intake Pipe, Inlet Pipe And Muffler
        Oil Pipe
        Turbocharger
        
HEATING, VENTILATION, AIR CONDITIONING
    AIR CONDITIONING SYSTEM FLOW
        Principals
        Chart
    COMPONENTS
        Identification
    SAFETY
        Safety Equipment
    REGULAR MAINTENANCE
        Filter Elements Removal And Installation
        Compressor Drive Belt Inspection
        Cleaning The Condenser
    BASIC TROUBLESHOOTING
        Poor A/C Performance
        Cleaning The A/C Evaporator Coil & Heater Coil
        Compressor Drive Belt Inspection
        Checking The Electrical System
        Engine Coolant By-Passing The Heater Valve
        Heater Valve Not Opening Or Closing
    GENERAL AIR CONDITIONING SERVICE GUIDELINES
        Compressor Oil
        Compressor Oil Check
        Component Replacement And Refrigeration Leaks
    SYSTEM TROUBLESHOOTING CHART
        Gauge Pressure Related Troubleshooting
        Troubleshooting Tree
    TEMPERATURE/PRESSURE
        Chart
    AIR CONDITIONING SERVICE
        Chart
    SYSTEM CHARGING AND RECLAMATION
        Reclamation Procedure
        Charging Procedure With A Manifold Gauge Set
        Charging Procedure
    COMPRESSOR
        Removal And Installation
        Compressor Clutch Disassembly
    CONDENSER
        Removal And Installation
    RECEIVER/DRIER
        Removal And Installation
    PRESSURE RELIEF VALVE
        Removal And Installation
    PRESSURE SWITCH
        Removal And Installation
    EVAPORATOR/HEATER UNIT
        Removal And Installation
        Disassembly And Assembly
    THERMOSTAT
        Removal And Installation
    EXPANSION VALVE
        Removal And Installation
    EVAPORATOR
        Removal And Installation
    HEATER COIL
        Removal And Installation With A/C
        Removal And Installation Without A/C
    BLOWER FAN
        Removal And Installation
        Disassembly And Assembly
        Wire Connector Removal and Installation
    HEATER VALVE
        Removal and Installation
        Disassembly And Assembly
        
SPECIFICATIONS
    A300 LOADER SPECIFICATIONS
        Machine Dimensions
        Performance
        Controls
        Engine
        Hydraulic System
        Electrical
        Drive System
        Capacities
        Tires
    ENGINE SPECIFICATIONS
        General
        Fuel System
        Valve And Valve Timing
        Valve Spring
        Piston And Piston Ring
        Connecting Rod
        Cylinder Head
        Crankshaft
        Cylinder Bore
        Oil Pump
        Rocker Arm
        Tappet
        Camshaft
        Thermostat
        Timing Gear
        Intake Air Heater
        Turbocharger Compressor Shaft
    TORQUE SPECIFICATIONS FOR BOLTS
        Torque For General SAE Bolts
        Torque For General Metric Bolts
        Torque For Kubota Metric Engine Bolts
        Tightening Torques For General Use Screws, Bolts And Nuts
    HYDRAULIC CONNECTION SPECIFICATIONS
        O-ring Face Seal Connection
        Straight Thread O-ring Fitting
        Tubelines And Hoses
        Flare Fitting
        O-ring Flare Fitting
        Port Seal Fitting
    HYDRAULIC FLUID SPECIFICATIONS
        Specifications
    CONVERSIONS
        Decimal And Millimeter Equivalents
        
SERVICE MANUAL REVISIONS
    A300-1
    A300-2
    A300-3
    A300-4
    
    -
    



 

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This is a short description in the author block about the author. You edit it by entering text in the "Biographical Info" field in the user admin panel.

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