Bobcat S70 Loader B57B11001 & Up 7453296 (Preview)
MAINTENANCE SAFETY
CONTENTS
FOREWORD
FOREWORD
SAFETY INSTRUCTIONS
FIRE PREVENTION
Maintenance
Operation
Electrical
Hydraulic System
Fueling
Starting
Spark Arrester Exhaust System
Welding And Grinding
Fire Extinguishers
SERIAL NUMBER LOCATIONS
Loader Serial Number
Engine Serial Number
DELIVERY REPORT
LOADER IDENTIFICATION
Front View
Rear View
SAFETY AND MAINTENANCE
LIFTING AND BLOCKING THE LOADER
Procedure
LIFT ARM SUPPORT
Installing
Removing
OPERATOR CAB
Description
Raising
Lowering
Special Applications Kit
Special Applications Kit Inspection And Maintenance
TRANSPORTING THE LOADER ON A TRAILER
Loading And Unloading
Fastening
TOWING THE LOADER
Procedure
REMOTE START TOOL KIT – MEL1563
Remote Start Tool – MEL1563
Service Tool Harness Communicator – MEL1566
Remote Start Procedure
REMOTE START TOOL (SERVICE TOOL) KIT – 7217666
Description
Remote Start Tool (Service Tool) – 7022042
Loader Service Tool Harness – 6689747
Computer Service Tool Harness – 6689746
Remote Start Procedure
SERVICE SCHEDULE
Chart
AIR CLEANER SERVICE
Replacing Filter Elements
ENGINE COOLING SYSTEM
Cleaning
Checking Level
Removing And Replacing Coolant
FUEL SYSTEM
Fuel Specifications
Biodiesel Blend Fuel
Filling The Fuel Tank
Fuel Filter
Removing Air From The Fuel System
ENGINE LUBRICATION SYSTEM
Checking And Adding Engine Oil
Engine Oil Chart
Removing And Replacing Oil And Filter
HYDRAULIC / HYDROSTATIC SYSTEM
Checking And Adding Fluid
Hydraulic / Hydrostatic Fluid Chart
Removing And Replacing Hydraulic Fluid
Removing And Replacing Hydraulic / Hydrostatic Filter
Breather Cap
FINAL DRIVE TRANSMISSION (CHAINCASE)
Checking And Adding Oil
Removing And Replacing Oil
AUXILIARY CONTROL LOCKBOLT
Procedure
BOB-TACH
Inspection And Maintenance
LUBRICATING THE LOADER
Lubrication Locations
TYRE MAINTENANCE
Wheel Nuts
Rotating
Mounting
SPARK ARRESTER MUFFLER
Cleaning Procedure
PIVOT PINS
Inspection And Maintenance
SEAT BAR RESTRAINT SYSTEM
Description
Inspecting
Maintaining
LOADER STORAGE AND RETURN TO SERVICE
Storage
Return To Service
STOPPING THE ENGINE AND LEAVING THE LOADER
Procedure
EMERGENCY EXIT
Rear Window
Front Door
SEAT BELT
Inspection And Maintenance
HYDRAULIC SYSTEM
HYDRAULIC / HYDROSTATIC SCHEMATICS
HYDRAULIC SYSTEM INFORMATION
Glossary Of Hydraulic / Hydrostatic Symbols
Troubleshooting Chart
CYLINDER (LIFT)
Testing
Removal And Installation
Parts Identification
Disassembly And Assembly
CYLINDER (TILT)
Testing
Removal And Installation
Parts Identification
Disassembly And Assembly
MAIN RELIEF VALVE
Description
Testing Without Auxiliaries
Testing With Auxiliaries
Removal And Installation
HYDRAULIC CONTROL VALVE
Description
BICS™ Valve Removal And Installation
BICS™ Valve, Lift Arm Bypass Orifice Removal And Installation
Pressure Differential Valve Removal And Installation
BICS™ Valve, Check Valve Removal And Installation
BICS™ Valve, Solenoid Removal And Installation
BICS™ Valve, Solenoid Testing
BICS™ Valve, Identification Chart
Removal And Installation
Identification Chart
Disassembly And Assembly
Load Check Valves Removal And Installation
Main Relief Valve Removal And Installation
Port Relief / Anti-Cavitation Valve Removal And Installation
Anti-Cavitation / Check Valves Removal And Installation
Rubber Boot Removal And Installation
Lift And Tilt Lock Block Removal And Installation
Lift Spool And Detent Removal And Installation
Lift Spool And Detent Disassembly
Lift Spool And Detent Assembly
Tilt Spool Removal And Installation
Tilt Spool Disassembly And Assembly
Auxiliary Spool Removal And Installation
Auxiliary Spool Disassembly And Assembly
Spool Seal Installation
Auxiliary Pivot Bracket Removal And Installation
Auxiliary Pivot Bracket Disassembly And Assembly
LIFT ARM BYPASS CONTROL VALVE
Description
Testing
Removal And Installation
Disassembly And Assembly
HYDRAULIC PUMP
Description
Direct Pump Testing
Removal And Installation
Hydraulic Pump Startup
Parts Identification
Disassembly And Assembly
HYDRAULIC / HYDROSTATIC FILTER
Description
Housing Removal And Installation
Housing Disassembly And Assembly
HYDRAULIC FLUID RESERVOIR
Description
Removal And Installation
OIL COOLER
Description
Removal And Installation
BUCKET POSITION VALVE
Description
Solenoid Removal And Installation
Solenoid Testing
Removal And Installation
Disassembly And Assembly
AUXILIARY HYDRAULIC INTERLOCK VALVE
Description
Removal And Installation
Disassembly And Assembly
HYDROSTATIC SYSTEM
HYDROSTATIC SYSTEM INFORMATION
Description
Troubleshooting
HYDROSTATIC DRIVE MOTOR
Description
Removal And Installation
Parts Identification
Disassembly
Assembly
CHARGE PRESSURE
Description
Testing
Sender Removal And Installation
HYDROSTATIC PUMP
Description
Replenishing / High Pressure Relief Valve Removal And Installation
Removal And Installation
Parts Identification
Disassembly
Assembly
DRIVE BELT
Description
Adjusting
Belt Removal And Installation
Tensioner Pulley Removal And Installation
Tensioner Pulley Disassembly And Assembly
DRIVE SYSTEM
BRAKE
Description
Disc Removal And Installation
DRIVE COMPONENTS
Description
Axle Seal Removal And Installation
Axle, Sprocket And Bearings Removal And Installation
Chain Removal And Installation
CHAINCASE
Description
Chaincase Cover Removal And Installation
Chaincase Cover Disassembly And Assembly
MAINFRAME
SEAT BAR
Description
Removal And Installation
Disassembly And Assembly
Compression Spring Disassembly And Assembly
OPERATOR CAB
Gas Cylinder Removal And Installation
Removal And Installation
OPERATOR SEAT
Removal And Installation
Seat Belt Removal And Installation
BOB-TACH
Description
Removal And Installation
Lever And Wedge Disassembly And Assembly
LIFT ARMS
Removal And Installation
REAR DOOR
Removal And Installation
FUEL TANK
Removal And Installation
CONTROL PEDALS AND LINKAGES
Description
Pedal Removal And Installation
Pedal Interlock Linkage Removal And Installation
CONTROL PANEL
Description
Control Shield And Steering Lever Panels Removal And Installation
CONTROL LEVER
Description
Lever Removal And Installation
Lever Disassembly And Assembly
Linkage Neutral Adjustment
Pintle Arm Removal
Pintle Arm Installation
Pintle Arm Disassembly And Assembly
WINDOW (REAR)
Removal
Installation
WINDOW (TOP)
Removal
Installation
ELECTRICAL SYSTEM AND ANALYSIS
ELECTRICAL SCHEMATICS
ELECTRICAL SYSTEM INFORMATION
Glossary Of Electrical Symbols
Cab Harness Connectors
Mainframe Harness Connectors
Description
Troubleshooting
Fuse And Relay Location / Identification
Solenoid Testing
BATTERY
Removal And Installation
Battery Maintenance
Maintaining Battery Charge Level
Battery Service During Machine Storage
Battery Testing
Battery Charging
Using A Booster Battery (Jump Starting)
Removing And Installing Battery
ALTERNATOR
Belt Adjustment
Belt Replacement
Charging System Inspection
Alternator Voltage Testing
Low Voltage Testing
High Voltage Testing
Removal And Installation
Parts Identification
STARTER
Testing
Removal And Installation
Parts Identification
INSTRUMENT PANELS
Left And Right Panels
Standard Key Panel
Keyless Start Panel
Option And Field Accessory Panel
Left And Right Removal And Installation
LIGHTS
Front Removal And Installation
Rear Removal And Installation
Cab Light Removal And Installation (Earlier Models)
Cab Light Removal And Installation (Later Models)
BOBCAT INTERLOCK CONTROL SYSTEM (BICS™)
Description
Inspecting The BICS™ Controller (Engine STOPPED – Key ON)
Inspecting The Seat Bar Sensor (Engine RUNNING)
Inspecting The Traction Lock And Parking Brake (Engine RUNNING)
Inspecting The Lift Arm Bypass Control
Inspecting Deactivation Of The Auxiliary Hydraulics System
BOBCAT CONTROLLER (GATEWAY)
Description
Troubleshooting
Viewing Diagnostic Service Codes
Removal And Installation
SEAT BAR SENSOR
Description
Troubleshooting
Testing
Removal And Installation
Bobcat Interlock Control System (BICS™) Circuit Test
TRACTION LOCK
Description
Troubleshooting
Removal And Installation
BACK-UP ALARM SYSTEM
Description
Inspecting
Adjusting Switch Position
Troubleshooting
Alarm Removal And Installation
Switch Removal And Installation
ENGINE SERVICE
ENGINE INFORMATION
Description
Specifications
Torque Values
Troubleshooting
Engine Removal And Installation
Engine Mount Replacement
Compression – Testing
ENGINE SPEED CONTROL
Removal And Installation
MUFFLER
Removal And Installation
AIR CLEANER
Housing Removal And Installation
ENGINE COOLING SYSTEM
Radiator Removal And Installation
Fan Removal And Installation
Water Pump Removal And Installation
Water Pump Disassembly And Assembly
Thermostat Housing Removal And Installation
LUBRICATION SYSTEM
Oil Pan Removal And Installation
Oil Pump Removal And Installation
Oil Pump Inspection
Engine Oil Pressure – Testing
FUEL SYSTEM
Fuel Camshaft Removal And Installation
Governor Shaft Removal And Installation
Governor Fork Lever Removal And Installation
Fuel ShutOff Solenoid – Testing
Fuel ShutOff Solenoid Removal And Installation
Fuel Injection Pump Removal And Installation
Fuel Injection Pump Timing
Fuel Injector Nozzles Removal And Installation
Fuel Injector Nozzle Pressure – Testing
Nozzle Spray Condition
Valve Seat Tightness
CYLINDER HEAD
Glow Plug – Testing
Glow Plug Removal And Installation
Valve Clearance Adjustment
Valve Timing Measuring
Cylinder Head Removal And Installation
Cylinder Head Disassembly And Assembly
Cylinder Head – Servicing
Cylinder Head Top Clearance
Valve Guide – Measuring
Reconditioning The Valve And Valve Seat
Valve Spring
Valve Tappets
Rocker Arm And Shaft – Checking
CRANKSHAFT AND PISTONS
Piston And Connecting Rod Removal And Installation
Piston And Connecting Rod – Servicing
Cylinder Bore – Measuring
Connecting Rod Alignment
Crankshaft And Bearings Removal And Installation
Crankshaft And Bearings – Servicing
CAMSHAFT AND TIMING GEARS
Timing Gearcase Cover Removal And Installation
Timing Gears Backlash – Measuring
Idler Gear And Shaft Removal And Installation
Camshaft – Servicing
Idler Gear And Shaft Servicing
FLYWHEEL AND HOUSING
Flywheel Removal And Installation
Ring Gear Removal And Installation
Housing Removal And Installation
HEATER
HEATER SYSTEM
Description
REGULAR MAINTENANCE
Heater Coil
TROUBLESHOOTING
Electric System
Heater Valve Not Opening Or Closing
Blower Motor Does Not Operate
Blower Motor Operates Normally, But Air Flow Is Insufficient
HEATER UNIT
Removal And Installation
HEATER COIL
Removal And Installation
HEATER FAN
Removal And Installation
HEATER VALVE
Removal And Installation
HEATER SWITCH
Removal And Installation
Testing
SPECIFICATIONS
(S70) LOADER SPECIFICATIONS
Machine Dimensions
Performance
Engine
Drive System
Controls
Hydraulic System
Electrical
Capacities
Tyres
TECHNICAL SERVICE GUIDE SPECIFICATIONS
Engine
Engine Torques
Cooling System
Loader Torques
Hydraulic / Hydrostatic System
Fuel Consumption
TORQUE SPECIFICATIONS FOR BOLTS
Torque For General SAE Bolts
Torque For General Metric Bolts
HYDRAULIC CONNECTION SPECIFICATIONS
O-ring Face Seal Connection
Straight Thread O-ring Fitting
Tubelines And Hoses
Flare Fitting
Port Seal Fitting
HYDRAULIC / HYDROSTATIC FLUID SPECIFICATIONS
Specifications
CONVERSIONS
Decimal And Millimeter Equivalent Chart
U.S. To Metric Conversion Chart
SERVICE TOOLS REQUIRED
Remote Start Tools
Hydraulic Tools
Mainframe And Drive Tools
Electrical Tools
Engine Tools
HVAC Tools
ALPHABETICAL INDEX
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