Bobcat T140 Hydraulic Excavator Service Manual 6987041-21416B320153.pdf -Bookmark created by https://wimanual.com MAINTENANCE SAFETY ALPHABETICAL INDEX CONTENTS FOREWORD SAFETY INSTRUCTIONS FIRE PREVENTION Maintenance Operation Electrical Hydraulic System Fueling Starting Spark Arrestor Exhaust System Welding And Grinding Fire Extinguishers SERIAL NUMBER LOCATIONS Loader Serial Number Engine Serial Number DELIVERY REPORT LOADER IDENTIFICATION SAFETY AND MAINTENANCE LIFTING AND BLOCKING THE LOADER Procedure LIFT ARM SUPPORT DEVICE Installing Removing OPERATOR CAB Description Raising Lowering Cab Door Sensor 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 Control - MEL1565 Service Tool Harness Communicator - MEL1566 Remote Start Procedure REMOTE START TOOL (SERVICE TOOL) KIT - 6689779 Description Remote Start Tool (Service Tool) - 6689778 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 The 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 Checking And Adding Fluid Hydraulic Removing And Replacing Hydraulic Fluid Removing And Replacing Hydraulic Removing And Replacing Case Drain Filters Removing And Replacing Hydraulic Charge Filter Breather Cap BOB-TACH (HAND LEVER) Inspection And Maintenance BOB-TACH (POWER) Inspection And Maintenance LUBRICATING THE LOADER Lubrication Locations SPARK ARRESTOR MUFFLER Cleaning Procedure PIVOT PINS Inspection And Maintenance LOADER STORAGE AND RETURN TO SERVICE Storage Return to Service STOPPING THE ENGINE AND LEAVING THE LOADER Procedure Emergency Exit HYDRAULIC SYSTEM HYDRAULIC HYDRAULIC SYSTEM INFORMATION Glossary Of Hydraulic Troubleshooting CYLINDER (LIFT) Testing Removal And Installation Parts Identification Disassembly And Assembly CYLINDER (TILT) Testing Removal And Installation Rod End Pivot Pin Bushing And Seal Removal And Installation Base End Pivot Pin Removal And Installation Parts Identification Disassembly And Assembly CYLINDER (BOB-TACH) Testing Removal And Installation Parts Identification Disassembly and Assembly MAIN RELIEF VALVE Description Testing Adjusting Removal And Installation HYDRAULIC CONTROL VALVE (STANDARD) Description Removal And Installation Identification Chart Lift Load Check Valve Removal And Installation Load Check Valve Removal And Installation (Tilt & Auxiliary) Anti-Cavitation Valve Removal And Installation (Lift, Rod End) Port Relief Port Relief Port Relief Port Relief Valve Removal And Installation Plug Removal And Installation Rubber Boot Removal And Installation End Cap Lift Spool And Detent Removal And Installation Tilt Spool Removal And Installation Auxiliary Spool Removal And Installation Auxiliary Solenoid Removal And Installation Solenoid Removal And Installation Lock Valve Removal And Installation Lift Arm Bypass Orifice Removal And Installation Main Relief Valve Removal And Installation Check Valve Removal And Installation HYDRAULIC CONTROL VALVE (ACS) OR (SJC) Description Removal And Installation Actuator Removal And Installation (Out of Loader) Identification Chart Lift Load Check Valve Removal And Installation Load Check Valve Removal And Installation (Tilt & Auxiliary) Anti-Cavitation Valve Removal And Installation (Lift, Rod End) Port Relief Port Relief Port Relief Port Relief Valve Removal And Installation Plug Removal And Installation End Cap Block Removal And Installation Lift Spool And Detent Removal And Installation Tilt Spool Removal And Installation Auxiliary Spool Removal And Installation Auxiliary Solenoid Removal And Installation Solenoid Removal And Installation Lock Valve Removal And Installation Lift Arm Bypass Orifice Removal And Installation Main Relief Valve Removal And Installation Check Valve Removal And Installation LIFT ARM BY-ASS CONTROL VALVE Description Testing Removal And Installation Disassembly And Assembly HYDRAULIC PUMP (STANDARD) Description Pump Test at Quick Couplers Direct Pump Test (Standard Section) Direct Pump Test (Charge Section) Removal And Installation Hydraulic Pump Startup Parts Identification Disassembly And Assembly HYDRAULIC PUMP (SJC) Description Pump Test At Quick Couplers Direct Pump Test (Standard Section) Direct Pump Test (Charge Section) Removal And Installation Hydraulic Pump Startup Parts Identification Disassembly And Assembly HYDRAULIC Description Housing Removal And Installation Charge Filter Housing Removal And Installation HYDRAULIC FLUID RESERVOIR Description Removal And Installation Hydraulic Fluid Screen OIL COOLER Description Removal and Installation BUCKET POSITION VALVE Description Solenoid Removal And Installation Solenoid Testing Removal And Installation Disassembly And Assembly REAR AUXILIARY DIVERTER VALVE Description Solenoid Testing Removal And Installation Disassembly And Assembly BOB-TACH (POWER) BLOCK Description Removal And Installation Disassembly And Assembly FRONT AUXILIARY HYDRAULIC COUPLER BLOCK Description Removal and Installation Disassembly And Assembly HYDROSTATIC SYSTEM HYDROSTATIC SYSTEM INFORMATION Description Troubleshooting HYDROSTATIC MOTOR Description Removing And Replacing Oil Removal And Installation Parts Identification Disassembly And Assembly CHARGE PRESSURE Description Testing Sender Removal And Installation Adjusting HYDROSTATIC PUMP Description Replenishing Removal And Installation Hydrostatic Pump Startup Parts Identification (Left Half) Parts Identification (Right Half) Disassembly Assembly HYDROSTATIC PUMP (SJC) Description Hydraulic Controller Removal And Installation Removal And Installation Hydrostatic Pump Startup Parts Identification High Pressure Relief and Bypass Valve Charge Relief Valve Disassembly and Assembly Mechanical Neutral Adjustment Hydraulic Controller Neutral Adjustment DRIVE BELT Description Shield Removal And Installation Adjusting Belt Removal And Installation Tensioner Pulley Removal And Installation Tensioner Pulley Parts Identification Tensioner Pulley Disassembly Tensioner Pulley Assembly CASE DRAIN FILTER Description Disassembly And Assembly DRIVE SYSTEM BRAKE Description Right Motor Brake Test Left Motor Brake Test Block Removal And Installation Block Disassembly And Assembly TRACK CARRIAGE COMPONENTS Description Checking Tension Adjusting Tension Track Removal And Installation Idler (Front) Removal And Installation Idler (Rear) Removal And Installation Roller Removal And Installation Sprocket Removal And Installation Track Housing Removal And Installation Track Damage Identification MAIN FRAME SEAT BAR Description Removal And Installation Disassembly And Assembly Compression Spring Disassembly And Assembly OPERATOR CAB Gas Cylinder Removal And Installation Gas Cylinder Bracket Disassembly And Assembly Removal And Installation OPERATOR SEAT (SUSPENSION) Removal And Installation Slide Rail Removal And Installation Seat Belt Removal and Installation Lower Cushion Removal And Installation Back Cushion Removal And Installation Shock Removal And Installation 3-Point Seat Belt Removal And Installation BOB-TACH (HAND LEVER) Description Removal And Installation Lever And Wedge Disassembly And Assembly Bob-Tach Stops Pivot Pin Bushing And Seal Removal And Installation BOB-TACH (POWER) Description Removal And Installation Lever And Wedge Disassembly And Assembly Bob-Tach Stops Pivot Pin Bushing And Seal Removal And Installation LIFT ARMS Removal And Installation REAR GRILL Removal And Installation REAR DOOR Removal And Installation Striker Removal and Installation Striker Disassembly and Assembly Striker (Adjusting) Latch Removal And Installation FUEL TANK Removal And Installation Fuel Level Sender Removal And Installation Fuel Fill Screen Removal And Installation CONTROL PEDALS AND LINKAGES Description Pedal Removal And Installation Linkage Removal And Installation Pedal (Adjusting) CONTROL PEDALS (ACS) Description Foot Sensor Removal And Installation Foot Pedal Removal And Installation Foot Pedal Linkage Disassembly And Assembly CONTROL PANEL Description Removal And Installation Shock Removal And Installation Shaft Removal And Installation Shaft Disassembly And Assembly Linkage Removal And Installation Pintle Arm Disassembly and Assembly Linkage Neutral (Adjusting) Linkage Travel (Adjusting) CONTROL PANEL (SJC) Description Removal And Installation CONTROL HANDLE Description Lever Removal And Installation Boot Removal And Installation CONTROL HANDLE Description Handle Sensor Removal And Installation Handle Removal And Installation Handle Disassembly And Assembly Lever Removal And Installation Boot Removal And Installation CONTROL HANDLE Description Joystick Testing Joystick Removal And Installation Joystick Mount Removal And Installation WINDOW (REAR) Removal Installation WINDOWs (TOP) Removal And Installation WINDOWs (SIDE) Removal And Installation WINDOWs (cab DOOR) Removal (Standard Window) Installation (Standard Window) Removal And Installation (Special Applications Window) CAB DOOR Description Removal And Installation Aligning Adjusting Checking Operation ELECTRICAL SYSTEM & ANALYSIS ELECTRICAL SCHEMATICS ELECTRICAL SYSTEM INFORMATION Glossary Of Electrical Symbols Standard Cab Harness Connectors Deluxe Cab Harness Connectors Mainframe Harness Connectors Description Troubleshooting Fuse And Relay Location Solenoid Testing BATTERY Removal And Installation Servicing Using A Booster Battery (Jump Starting) 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 Panel Standard Key Panel Deluxe Instrumentation Panel Side Panel Front Panel Front Panel Removal And Installation Removal And Installation (Left And Right) Key Switch Removal And Installation Alarm Removal And Installation LIGHTS Front Removal And Installation Rear Removal And Installation Cab Light Removal And Installation BOBCAT CONTROLLERS (GATEWAY AND AUXILIARY) Description Connector Identification Removal and Installation BOBCAT CONTROLLER (ACS) Description Connector and Wire Identification Removal and Installation BOBCAT CONTROLLER (SJC) (DRIVE) Description Connector Identification Removal and Installation SPEED SENSORS (SJC) Description Testing Removal and Installation DIAGNOSTIC SERVICE CODES Viewing Service Codes (Standard Key Panel) Viewing Service Codes (Deluxe Instrumentation Panel Service Codes List BOBCAT INTERLOCK CONTROL SYSTEM (BICS) Description 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) Inspecting The Lift Arm Bypass Control Inspecting Deactivation Of Lift And Tilt Functions (ACS and SJC) Troubleshooting SEAT BAR SENSOR Description Troubleshooting Testing Removal And Installation Bobcat Interlock Control System (BICS) Circuit Test TRACTION LOCK Description Troubleshooting Inspecting Parking Brake Solenoid Removal And Installation CONTROL SYSTEM (ACS) Description Troubleshooting Handle Sensor Connector Disassembly And Assembly Switch Handle Removal Switch Handle Installation Actuator Connector Disassembly And Assembly Handle Lock Solenoid Removal And Installation Handle Lock Solenoid Disassembly And Assembly Foot Sensor Disassembly And Assembly Foot Lock Solenoid Removal And Installation ELECTRICAL Identification Chart ELECTRICAL Identification Chart SERVICE PC (LAPTOP COMPUTER) Connecting To The Remote Start Tool Connecting Remote Start Tool (Service Tool) CALIBRATION Description Actuator Testing Lift And Tilt Calibration (ACS) Lift And Tilt Calibration (SJC) Hydrostatic Pump Calibration (SJC) STEERING DRIFT COMPENSATION Description Operation FLYWHEEL RPM SENSOR Description Adjusting CONTROL PANEL SETUP Right Panel Setup (Deluxe Instrumentation Panel) Attachment Control Information (Deluxe Instrumentation Panel) PASSWORD SETUP Password Description Changing The Owner Password Changing The User Passwords Password Lockout Feature MAINTENANCE CLOCK Description Setup Reset BACK-UP ALARM SYSTEM Description Inspecting Adjusting Switch Position Troubleshooting (Standard And ACS) Troubleshooting (Joystick) 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 - Checking ENGINE SPEED CONTROL Removal And Installation ENGINE SPEED CONTROL (SJC) Removal And Installation Disassembly And Assembly MUFFLER Removal And Installation AIR CLEANER Housing Removal And Installation ENGINE COOLING SYSTEM Radiator Removal And Installation Hydraulic Fan Description (S Hydraulic Fan Disassembly And Assembly (S Blower Housing Removal And Installation (S Fan Removal And Installation (S Hydraulic Fan Motor Removal And Installation(S Hydraulic Fan Description (S Hydraulic Fan Disassembly And Assembly (S Blower Housing Removal And Installation (S Fan Removal And Installation (S Hydraulic Fan Motor Removal And Installation (S Water Pump Removal And Installation Water Pump Disassembly And Assembly Thermostat Housing Removal And Installation Thermostat - Checking LUBRICATION SYSTEM Oil Pan Removal And Installation Oil Pump Removal And Installation Oil Pump Inspection Engine Oil Pressure-Testing FUEL SYSTEM Fuel Shutoff Solenoid - Checking Fuel Shutoff Solenoid Removal And Installation Fuel Injection Pump - Checking Fuel Injection Pump Removal And Installation Governor Disassembly And Assembly Fuel Camshaft Removal And Installation Fuel Injection Pump - Timing Fuel Injector Removal And Installation Fuel Injector Nozzle Pressure - Checking Nozzle Spray Condition Valve Seat Tightness CYLINDER HEAD Glow Plugs - Testing Glow Plugs Removal And Installation Valve Clearance Adjustment Valve Timing - Checking Cylinder Head Removal And Installation Cylinder Head Disassembly and Assembly Cylinder Head - Servicing Cylinder Head Top Clearance Valve Guide - Checking Reconditioning The Valve And Valve Seat Valve Spring Valve Tappets Rocker Arm And Shaft - Checking Push Rod Alignment - Checking CRANKSHAFT AND PISTONS Piston And Connecting Rod Removal And Installation Piston And Connecting Rod - Servicing Cylinder Bore - Checking Connecting Rod Alignment Crankshaft Gear Removal And Installation Crankshaft And Bearings Removal And Installation Crankshaft And Bearings - Servicing CAMSHAFT AND TIMING GEARS Timing Gearcase Cover Removal And Installation Timing Gears Backlash - Checking Idler Gear And Camshaft 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 Filters Heater Coil TROUBLESHOOTING Blower Motor Does Not Operate Blower Motor Operators Normally, But Air Flow Is Insufficient Electrical System Engine Coolant Bypassing The Heater Valve Heater Valve Not Opening Or Closing HEATER UNIT Removal And Installation HEATER COIL Removal And Installation BLOWER FAN Removal And Installation Disassembly And Assembly Connector Identification HEATER VALVE Removal and Installation Disassembly And Assembly SPECIFICATIONS (T140) LOADER SPECIFICATIONS Dimensions Performance Controls Engine Hydraulic System Electrical Drive System Capacities Tracks Ground Pressure 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 Specifications CONVERSIONS Decimal And Millimeter Equivalents U.S. To Metric Conversion Chart SMR T140-1 T140-2 T140-3 . 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