Manual

Bobcat 943 Skid-Steer Loader Repair Service Manual – 6570008

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This workshop repair service manual PDF download for the 943 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 943 

TABLE OF CONTENTS :

PREVENTIVE MAINTENANCE
HYDRAULIC SYSTEM
HYDROSTATIC DRIVE SYSTEM
DRIVE SYSTEM
MAIN FRAME
ELECTRICAL SYSTEM
ENGINE SERVICE
TECHNICAL DATA
ALPHABETICAL INDEX
SERVICE MANUAL REVISIONS

MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6570008 (4–86)
Total Pages : 370

This 943 Bobcat Loader 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.

MAINTENANCE SAFETY
CONTENTS
    FOREWORD
    SERIAL NUMBER LOCATIONS
    LOADER SERIAL NUMBER
    ENGINE SERIAL NUMBER
    DELIVERY REPORT
    BOBCAT LOADER IDENTIFICATION
    
PREVENTIVE MAINTENANCE
    SERVICE SCHEDULE
    LIFTING AND BLOCKING THE BOBCAT LOADER
        Procedure
    TRANSPORTING THE BOBCAT LOADER
        Procedure
    TOW VALVES
        Procedure
    LIFT ARM SUPPORT DEVICE
        Installing The Lift Arm Support Device
    OPERATOR CAB
        Raising The Operator Cab
        Lowering The Operator Cab
        Operator Cab Air Seals (S/N 11999 & Below)
        Cleaning Rear Window, Optional Front Door And Enclosure
    SEAT BAR SYSTEM
        Description
        Inspection Of The Seat Bar System
        Servicing The Seat Bar System
    REAR DOOR
        Opening Rear Door
        Adjusting The Door Latch
    REAR GRILL
        Opening The Rear Grill
    AIR CLEANER
        Replacement Of The Air Cleaner Element
    FUEL SYSTEM
        Filling The Fuel Tank
        Removing Water From The Fuel Filter
    ENGINE OIL AND FILTER
        Replacement Of Engine Oil And Filter
    COOLING SYSTEM
        Checking Coolant Level
        Removing The Coolant From The Cooling System
    ELECTRICAL SYSTEM
        Description
        Using An Extra Battery (Jump Start)
        Electrical System Maintenance
    COLD TEMPERATURE STARTING
        Starting Procedure
    HYDRAULIC AND HYDROSTATIC SYSTEM
        Checking And Adding Fluid
        Replacing The Hydraulic/Hydrostatic Filters
    SPARK ARRESTOR MUFFLER
        Cleaning The Spark Arrestor Muffler
        Cleaning Exhaust Purifier
    FINAL DRIVE CHAINCASE
    TIRE INSPECTION AND ROTATION
        Procedure
        Tire Pressure
        Wheel Nuts
    LOADER LUBRICATION
        Lubricating The Loader
    PIVOT PINS
        Checking Pivot Pin Retainer Bolts
    STEERING CONTROL LIMITER
        Lubricating The Steering Control Limiter
    REMOTE START SWITCH
        Procedure
        
HYDRAULIC SYSTEM
    HYDRAULIC / HYDROSTATIC SCHEMATICS
    TROUBLESHOOTING
    HYDRAULIC SYSTEM INFORMATION
        Flare Connections
        O–ring Face Seal Connection
        Straight Thread O–ring Fitting
        Tubelines And Hoses
    LIFT CYLINDER
        Checking The Lift Cylinder(s)
        Removal And Installation
        Installation
    TILT CYLINDER
        Checking The Tilt Cylinder(s)
        Removal And Installation
        Tilt Cylinder Base End Pivot Pin
    HYDRAULIC CYLINDER REPAIR
        Disassembly
        Assembly
        Base And Rod End Seals
    JUNCTION PORT BLOCK
        Removal And Installation
    QUICK COUPLERS (BRUNING)
        Disassembly And Assembly
    HYDRAULIC CONTROL VALVE
        Removal And Installation
        Disassembly And Assembly
        Valve Spool Linkage End O–ring (All Valve Sections) Disassembly And Assembly
        Lift Section Detent And Spool
        Front Auxiliary Detent
        Tilt And Rear Auxiliary Centering Spring
        Anti–Cavitation Valve
        Port Relief
    CHARGE PUMP
        Removal And Installation
        Disassembly And Assembly
    PRE–CHARGE PORT BLOCK (S/N 11999 & Below)
        Removal And Installation
        Disassembly And Assembly
    HYDRAULIC PUMP
        Removal And Installation
        Disassembly And Assembly
        Inspection
    FAN PORT BLOCK (S/N 11999 & Below)
        Removal And Installation
        Disassembly And Assembly
    FAN MOTOR (S/N 11999 & Below)
        Removal And Installation
        Disassembly And Assembly
        Inspection
    BUCKET POSITION VALVE (S/N 11999 & Below)
        Removal And Installation
        Disassembly And Assembly
    HYDRAULIC RESERVOIR
        Removing Fluid From The Reservoir
        Removal And Installation
    HYDRAULIC FILTER
        Removal And Installation
        Disassembly And Assembly
    PORT BLOCK (S/N 12001 & Above)
        Removal And Installation
        Disassembly And Assembly
    BUCKET POSITION VALVE (S/N 12001 & Above)
        Removal And Installation
        Disassembly And Assembly
    FAN MOTOR (S/N 12001 & Above)
        Removal And Installation
        Disassembly And Assembly
        
HYDROSTATIC SYSTEM
    TROUBLESHOOTING
    CONTROL CENTER (S/N 11999 & Below)
        Removal And Installation
    LIFT AND TILT PEDALS
        Removal And Installation
        Pedal Cable Control Linkage
        Pedal Lock Linkage
        Adjustment
    STEERING LEVERS AND SHAFT (S/N 11999 & Below)
        Removal And Installation
    HYDROSTATIC MOTOR
        Removal And Installation
        Disassembly And Assembly
        Inspection
    HYDROSTATIC PUMP
        High Pressure And Replenishing Valves
        Checking The High Pressure Relief Replenishing Valve
        Checking Charge Relief Pressure
        Removal And Installation
        Installation
        Disassembly And Assembly
        Inspection
        Tow Valves
        Removal And Installation
        Neutral Adjustment
    HYDROSTATIC FILTER
        Removal And Installation
        Disassembly And Assembly
    DRIVE BELT
        Removal And Installation
    DRIVE BELT TENSION PULLEY
        Removal And Installation
    CONTROL CENTER (S/N 12001 & Above)
        Removal And Installation
    STEERING LEVERS AND SHAFT (S/N 12001 & Above)
        Removal And Installation
        
DRIVE SYSTEM
    PARKING BRAKE
        Adjustment
        Removal And Installation
        Block And Pucks
    AXLE SEAL AND WEAR RING
        Removal And Installation
    FRONT AXLE AND SPROCKET
        Removal
        Installation
    REAR AXLE, SPROCKET  AND DRIVE CHAIN
        Removal
        Installation
    DRIVE CHAINS
        Front Drive Chain Removal And Installation
        Rear Drive Chains
    REDUCTION GEARCASE
        Removal And Installation
        Disassembly And Assembly
    CHAINCASE FLUID
        Removal
        
MAIN FRAME
    OPERATOR CAB
        Removal And Installation
    OPERATOR CAB GAS CYLINDER
        Removal And Installation
    SEAT BAR (Without Gas Spring)
        Removal And Installation
        Seat Bar Inspection
        Seat Bar System
        Seat Bar Maintenance
    SEAT BAR (With Gas Spring)
        Removal And Installation
    REAR GRILL GAS CYLINDER
        Removal And Installation
    REAR DOOR
        Removal And Installation
    LIFT ARMS
        Removal And Installation
    BOB–TACH
        Removal And Installation
        Bob–Tach Wedges (S/N 11503 & Below)
        Bob–Tach Lever (S/N 11503 & Below)
        Bob–Tach Wedge and Lever (Starting with S/N 11504)
    FUEL TANKS
        Fuel Tank Left Side Removal And Installation
        Fuel Tank Right Side Removal And Installation
        Fuel Tank Pick Up Hose
    MAIN FRAME
        Main Frame Bolts
        
ELECTRICAL SYSTEM
    ELECTRCAL SCHEMATICS
    DESCRIPTION
    TROUBLESHOOTING
    SEALED ELECTRICAL TERMINAL
        Removal And Installation
    BATTERY
        Checking The Batteries
        Removal And Installation
    DELCO ALTERNATOR
        Alternator Belt Adjustment
        Checking Alternator Wiring Harness
        Checking Alternator Output
        Checking Alternator Regulator
        Removal And Installation
        Disassembly And Assembly
        Assembly
    MELROE ALTERNATOR
        Checking The Alternator Output
        Checking The Alternator Regulator
        Removal And Installation
        Disassembly And Assembly
    STARTER
        Checking The Starter
        Removal And Installation
        Disassembly And Assembly
        Cleaning And Inspection
        Replacing The Brushes
    OPERATOR CAB HARNESS
        Removal And Installation
    CHASSIS HARNESS
        Removal And Installation
    ENGINE HARNESS
        Removal And Installation
        
ENGINE SERVICE
    TROUBLESHOOTING
    VALVE CLEARANCE
        Adjustment
    ENGINE COMPRESSION
        Checking
    FUEL FILTER
        Removal And Installation
    FUEL LIFT PUMP
        Checking
        Removal And Installation
    REMOVING AIR FROM FUEL SYSTEM
        Procedure
    FUEL INJECTION PUMP
        Removal And Installation
    ENGINE TIMING TO INJECTION PUMP
        Procedure
    CHECKING TIMING MARK ON INJECTION PUMP FLANGE
        Procedure
    FUEL INJECTOR NOZZLES
        Removal And Installation
    ENGINE
        Removal And Installation
    RADIATOR AND OIL COOLER
        Removal And Installation
    ENGINE MUFFLER
        Removal And Installation
    EXHAUST GAS PURIFIER (Optional)
        Function
        Cleaning The Exhaust Gas Purifier
    ENGINE MOUNTS
        Removal And Installation
    ENGINE FLYWHEEL
        Removal And Installation
        Flywheel Ring Gear
    CYLINDER HEAD
        Removing The Cylinder Head
        Cylinder Head Surface Alignment
        Installing The Cylinder Head
    VALVES
        Removal Of The Valves
        Installing The Valves
        Reconditioning The Valves And Valve Seats
        Installing Valve Guides
        Install The Valve Seats
        Checking The Valve Springs
    ROCKER ARMS
        Disassembly
        Assembly
    PISTON AND CONNECTING RODS
        Removal
        Disassembly
        Inspection
        Installation
    CYLINDER LINERS
        Removal
        Installation
    MAIN BEARINGS
        Removal
        Installation
        Crankshaft End Play
    CRANKSHAFT
        Removal
        Checking
        Installation
    REAR MAIN OIL SEAL
        Removal And Installation
    TIMING CASE COVER
        Removal And Installation
    IDLER GEAR AND HUB
        Removal And Installation
    CAMSHAFT GEAR
        Removal And Installation
    FUEL INJECTION PUMP GEAR
        Removal And Installation
        Installation
    CRANKSHAFT GEAR
        Removal
    TIMING CASE
        Removal And Installation
        Installation
    CAMSHAFT
        Removal And Installation
        Inspection
        Installation
    WATER PUMP
        Disassembly Of Water Pump
        Inspection Of The Water Pump
        Assembly Of The Water Pump
    LUBRICATION SYSTEM
        Description
    BALANCER UNIT
        Removal And Installation
        Engine Timing To Balancer Unit
        Oil Pump Removal And Installation
        Oil Pump Inspection
        Oil Pump Relief Valve
        Disassembly And Assembly
        Inspection
        
TECHNICAL DATA
    LOADER SPECIFICATIONS (S/N 11999 & Below)
        OPERATION & PERFORMANCE
        ENGINE
        HYDRAULIC SYSTEM
        ELECTRICAL
        DRIVE SYSTEM
        CAPACITIES
        TIRES
    LOADER SPECIFICATIONS (S/N 12001 & Above)
        OPERATION & PERFORMANCE
        ENGINE
        HYDRAULIC SYSTEM
        ELECTRICAL
        DRIVE SYSTEM
        CAPACITIES
        TIRES
    ENGINE SPECIFICATIONS
        Cylinder Head
        Valve Guides
        Exhaust Valves
        Intake Valves
        Valve Springs
        Rocker Arms & Tappets
        Piston & Piston Rings
        Connecting Rod, Piston Pin & Bushing
        Cylinder Block & Liners
        Crankshaft, Main, Connecting Rod Bearings & Thrust Washer
        Camshaft & Thrust Washer
        Timing Case & Timing Gears
        Oil Pump, Gear & Relief Valve
        Cooling System & Water Pump
        Fuel Lift Pump, Injection Pump & Injectors
        De–Rating For Altitude
        Balance Unit (Center Mounted)
        Crankshaft Regrind Data
        Engine Torque
        Service Wear Limits
    HYDRAULIC/HYDROSTATIC FLUID SPECIFICATIONS
    DECIMAL AND MILLIMETER EQUIVALENTS
    U.S. TO METRIC CONVERSION
    STANDARD TORQUE SPECIFICATIONS FOR BOLTS
    
SERVICE MANUAL REVISIONS
    943–1
    943–2
    943–3
    943–4
    943–5
    943–6
    943–7
    943–8
    943–9
    943–10
    943–11
    943–12
    943–13
    943–14
    943–15
    943–16
    943–17
    
    –
    

 

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Bobcat 943 Skid-Steer Loader Repair Service Manual – 6570008.pdf

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