Bobcat Excavators 320 322 6901062 Service Manual 2 06-21416B320063.pdf -Bookmark created by https://wimanual.com MAINTENANCE SAFETY ALPHABETICAL INDEX CONTENTS FOREWORD SAFETY INSTRUCTIONS Fire Prevention SERIAL NUMBER LOCATIONS Excavator Serial Number Engine Serial Number DELIVERY REPORT BOBCAT EXCAVATOR IDENTIFICATION SAFETY AND MAINTENANCE LIFTING AND BLOCKING THE EXCAVATOR Procedure SWING LOCK Operation LIFTING THE EXCAVATOR 3-Point Lift Procedure OPERATOR CAB Emergency Exit Cab Door Front Window TRANSPORTING THE EXCAVATOR TAILGATE Opening And Closing The Tailgate (S Adjusting The Tailgate Latch (S Opening And Closing The Tailgate (S Adjusting The Tailgate Latch (S Adjusting The Bumper SERVICE SCHEDULE Chart AIR CLEANER SERVICE Daily Check Replacing The Filters HEATER AIR FILTERS Recirculation Filter Fresh Air Filter ENGINE COOLING SYSTEM Cleaning The Cooling System Checking Coolant Level Replacing The Coolant FUEL SYSTEM Fuel Specifications Filling The Fuel Tank Removing Water From The Fuel Filter Replacing The Fuel Filter Draining The Fuel Tank Removing Air From The Fuel System ENGINE LUBRICATION SYSTEM Checking Engine Oil Replacing Oil And Filter HYDRAULIC SYSTEM Checking And Adding Fluid. Diagnostic Couplers Replacing The Hydraulic Filter Replacing The Hydraulic Fluid (S Replacing The Hydraulic Fluid (S LUBRICATING THE EXCAVATOR FINAL DRIVE CASE Checking Oil Level Draining Final Drive Case SPARK ARRESTOR MUFFLER HYDRAULIC SYSTEM HYDRAULIC HYDRAULIC SYSTEM INFORMATION Troubleshooting Chart BOOM CYLINDER Checking The Boom Cylinder Removal and Installation Parts Identification Disassembly Assembly ARM CYLINDER Checking The Arm Cylinder Removal and Installation Parts Identification Disassembly Assembly BOOM SWING CYLINDER Checking The Boom Swing Cylinder Removal and Installation Parts Identification Disassembly Assembly BUCKET CYLINDER Checking The Bucket Cylinder Removal and Installation Parts Identification Disassembly Assembly BLADE CYLINDER Checking The Blade Cylinder Removal and Installation Parts Identification Disassembly Assembly TRACK FRAME EXPANSION CYLINDER Checking The Track Frame Expansion Cylinder Removal And Installation Parts Identification Disassembly Assembly MAIN RELIEF VALVE Testing And Adjusting The Main Relief Valve PORT RELIEF VALVES Testing And Adjusting The Port Relief Valve Pressure (S Testing And Adjusting The Port Relief Valve Pressure (S CROSSPORT RELIEF VALVES Testing And Adjusting The Crossport Relief Valve PRESSURE REDUCING VALVE Testing And Adjusting The Pressure Reducing Valve HYDRAULIC CONTROL VALVE ASSEMBLY (S Description Removal and Installation Control Valve Identification [Figure 20-40-13]: Disassembly Auxiliary Valve Section Disassembly And Assembly Blade Valve Section Disassembly And Assembly Swing Valve Section Disassembly And Assembly Left Travel Valve Section Disassembly And Assembly Boom Valve Section Disassembly And Assembly Bucket Valve Section Disassembly And Assembly Build Up Valve Arm Valve Section Disassembly And Assembly Boom Swing Valve Section Disassembly And Assembly Right Travel Valve Section Disassembly And Assembly Assembly HYDRAULIC CONTROL VALVE ASSEMBLY (S Description Removal and Installation Control Valve Identification Disassembly Auxiliary Valve Section Disassembly And Assembly Blade Valve Section Disassembly And Assembly Swing Valve Section Disassembly And Assembly Left Travel Valve Section Disassembly and Assembly Boom Valve Section Disassembly and Assembly Bucket Valve Section Disassembly and Assembly Arm Valve Section Disassembly and Assembly Boom Swing Valve Section Disassembly And Assembly Right Travel Valve Section Disassembly And Assembly Assembly GEAR PUMP Testing The Hydraulic Pump (S Testing The Hydraulic Pump (S Removal And Installation Coupler Removal And Installation Parts Identification Disassembly Assembly MANIFOLD ASSEMBLY Manifold (Description) Removal and Installation MANIFOLD ASSEMBLY (S Parts Identification Disassembly Assembly MANIFOLD ASSEMBLY (S Parts Identification Disassembly Assembly TRAVEL MOTOR Removal and Installation Parts Identification Disassembly Assembly SWIVEL JOINT Removal And Installation Parts Identification 320 Parts Identification 322 Disassembly Assembly SWING MOTOR Removal and Installation Parts Identification Disassembly Assembly Crossport Relief Valve Parts Identification Crossport Relief Valve Disassembly Crossport Relief Valve Assembly CONTROL PATTERN SELECTOR VALVE Removal And Installation Parts Identification Disassembly Assembly RIGHT CONTROL LEVER (JOYSTICK) (S Testing Removal And Installation Parts Identification Disassembly Assembly LEFT CONTROL LEVER (JOYSTICK) (S Testing Removal And Installation Parts Identification Disassembly Assembly RIGHT CONTROL LEVER (JOYSTICK) (S Testing Removal And Installation Parts Identification Disassembly Assembly Handle Removal And Installation LEFT CONTROL LEVER (JOYSTICK) (S Testing Removal And Installation Parts Identification Disassembly And Assembly Handle Removal And Installation HYDRAULIC FILTER Removal And Installation (S Removal And Installation (S HYDRAULIC RESERVOIR Removal and Installation OIL COOLER Removal And Installation ACCUMULATORS (S Removal And Installation BLADE Extension Removal And Installation Blade Removal And Installation TRACKS Track Lug Height Adjustment Removal And Installation Track Damage Identification And Causes TRACK FRAME Disassembly And Assembly Removal And Installation Of Expandable Track Frame (322 Only) TRACK IDLER Parts Identification (S Disassembly (S Assembly (S Parts Identification (S Disassembly (S Assembly (S TRACK ROLLER Parts Identification (S Disassembly (S Assembly (S Parts Identification (S Disassembly (S Assembly (S TRACK DAMAGE IDENTIFICATION Cutting Of The Steel Cords Causes Of The Damage Abrasion Of Embedded Metals Separation Of Embedded Metals Due To External Forces Separation Of Embedded Metals Due To Corrosion Cuts On The Lug Side Cracks On The Lug Side Rubber Due To Fatigue Lug Abrasion Cracks And Cuts On The Lug Side Rubber At The Edges Of The Embedded Metals Abrasion Of The Track Roller Side Rubber Surface Cuts On The Edges Of The Track Roller Side SWING CIRCLE GEAR Removal and Installation UPPERSTRUCTURE & SWING SECTION UPPERSTRUCTURE Removal Installation ROPS CANOPY Removal And Installation CAB Removal And Installation Door Removal And Installation Front Window Removal And Installation Lower Front Window Removal And Installation Right Side Rear Sliding Window Removal And Installation (S Right Side Front Sliding Window Removal And Installation (S Right Side Rear Sliding Window Removal And Installation (S Right Side Front Sliding Window Removal And Installation (S Right Side Front And Rear Sliding Window Weather Strip Removal And Installation Right Side Front And Rear Sliding Window Wiper Strip Removal And Installation Right Side Panel And Window Assembly Removal And Installation Door, Left Side, Rear & Upper Front Window Removal & Installation SEAT AND SEAT MOUNT Removal And Installation (S Removal And Installation (S RIGHT CONSOLE Console Cover Removal And Installation (Cab Models 320L, 320, 322 & ROPS Canopy Model 320L) Console Cover Removal And Installation (ROPS Canopy Models 320 & 322) Gas Spring Removal And Installation (ROPS Canopy Models 320 & 322) Lock Lever Removal And Installation (ROPS Canopy Models 320 & 322) Adjustment (ROPS Canopy Models 320 & 322) Latch Hook Removal And Installation (ROPS Canopy Models 320 & 322) Latch Hook Disassembly And Assembly (ROPS Canopy Models 320 & 322) Cab Models (320L, 320 & 322, And ROPS Canopy Model 320L) Upper Console Removal And Installation Console Base Removal And Installation LEFT CONSOLE Console Cover Removal And Installation Gas Spring Removal And Installation Lock Lever Removal And Installation Adjustment Latch Hook Removal And Installation Upper Console Removal And Installation Console Base Removal And Installation ENGINE SPEED CONTROL Removal and Installation Engine Speed Control Cable Removal and Installation BLADE CONTROL Removal and Installation Disassembly And Assembly SWING LOCK Removal and Installation RIGHT PEDAL AND LINKAGE Right Pedal Removal And Installation Right Pedal Disassembly And Assembly Linkage Disassembly And Assembly TRAVEL CONTROLS Right Travel Control Removal And Installation Right Travel Control Disassembly And Assembly Left Travel Control Removal And Installation Left Travel Control Disassembly And Assembly LEFT PEDAL Removal And Installation Disassembly And Assembly CONTROL LINKAGE ASSEMBLY Removal and Installation Left Pedal Linkage Disassembly And Assembly Right Travel Control Linkage Disassembly And Assembly Left Travel Control Linkage Disassembly And Assembly Linkage Rod Removal And Installation FLOOR MAT AND FLOOR PANELS Removal and Installation BLADE EXTENSION TRAY Removal And Installation FUEL TANK Removal and Installation HORN Removal and Installation SWING FRAME Removal And Installation Bushing Replacement Swing Frame Bushing Removal Swing Frame Bushing Installation Boom Pivot Bushing Removal And Installation (S BOOM Removal And Installation Boom Bushing Removal And Installation ARM Removal And Installation Arm To Boom Bushing Removal And Installation Arm To Bucket And Bucket Link Bushing Removal And Installation BUCKET Removal and Installation Installation TAILGATE Removal And Installation Tailgate Release Bracket Removal And Installation (S Tailgate Release Rod Removal And Installation (S Tailgate Latch Removal And Installation (S Tailgate Latch Removal And Installation (S ELECTRICAL SYSTEM AND ANALYSIS ELECTRICAL SCHEMATICS ELECTRICAL SYSTEM INFORMATION Troubleshooting Chart Description Fuses Relays And Diodes BATTERY Servicing Removing And Installing Using A Booster Battery (Jump Starting) ALTERNATOR Adjusting The Alternator Belt (S Adjusting The Alternator Belt (S Description Tests Alternator Output Test Full Field Test Alternator Regulator Test Alternator Regulator Test With Voltmeter Removal And Installation (S Removal And Installation (S Disassembly And Assembly STARTER Removal And Installation Disassembly And Assembly Cleaning and Inspection LIGHTS Upper Structure Light Removal And Installation (S Upper Structure Light Disassembly And Assembly (S Upper Structure Light Removal And Installation (S Upper Structure Light Disassembly And Assembly (S Boom Light Removal And Installation (S Boom Light Removal And Installation (S Boom Light Disassembly And Assembly Light Switch Removal And Installation MICROSWITCH Adjustment Testing Removal And Installation TWO-SPEED SWITCH Removal And Installation FUEL LEVEL SENDER Removal and Installation Testing ENGINE SERVICE TROUBLESHOOTING Chart SPARK ARRESTOR MUFFLER Removal And Installation AIR CLEANER Removal And Installation RADIATOR Removal And Installation ENGINE COMPONENTS AND TESTING Valve Clearance Adjustment Engine Compression Checking Fuel Shut-off Solenoid Removal And Installation Fuel Shut-Off Timer Removal And Installation Fuel Injection Pump Check Fuel Injection Pump Removal And Installation Fuel Injection Pump Timing Fuel Injector Removal And Installation Fuel Injector Checking Glow Plug Removal And Installation Glow Plug Checking ENGINE Removal and Installation ENGINE FLYWHEEL (EARLY MODELS) Removal And Installation Hydraulic Pump Coupler Flywheel Ring Gear RECONDITIONING THE ENGINE Cylinder Head Removal And Installation Cylinder Head Disassembly And Assembly Cylinder Head, Servicing Cylinder Head Top Clearance Valve Guide, Checking Valve And Valve Seat Reconditioning Valve Spring Rocker Arm And Shaft, Checking Timing Gearcase Cover Removal And Installation Idler Gear And Camshaft Removal And Installation Idler Gear and Shaft, Servicing Timing Gears Checking Backlash Fuel Camshaft Removal And Installation Fuel Camshaft Governor Crankshaft Gear Removal And Installation Oil Pump Removal And Installation Oil Pump, Service Engine Oil Pressure, Checking Relief Valve Piston And Connecting Rod Removal And Installation Piston And Connecting Rod, Servicing Connecting Rod Alignment Crankshaft And Bearings Removal And Installation Crankshaft And Bearings, Servicing Cylinder Bore, Checking Water Pump Removal And Installation Water Pump Disassembly And Assembly HEATER HEATER Removal And Installation SPECIFICATIONS HYDRAULIC EXCAVATOR SPECIFICATIONS Machine Dimensions Performance Engine Controls Drive System Hydraulic System Electrical System Instrumentation 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 Bolt Torque Re-Grinding The Crankshaft 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 O-Ring Flare Fitting Port Seal Fitting HYDRAULIC FLUID SPECIFICATIONS Specifications FUEL, COOLANT AND LUBRICANTS Chart CONVERSIONS Decimal And Millimeter Equivalents U.S. To Metric Conversion SMR 320 320 320 320 320 320 320 320 . 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