Bobcat X225 Excavator 6720874 (6-12) (Preview)
MAINTENANCE SAFETY
CONTENTS
– FOREWORD
– SAFETY INSTRUCTIONS
– SERIAL NUMBER LOCATIONS
– HYDRAULIC EXCAVATOR SERIAL NUMBER
– ENGINE SERIAL NUMBER
– DELIVERY REPORT
– HYDRAULIC EXCAVATOR IDENTIFICATION
PREVENTIVE MAINTENANCE
– SERVICE SCHEDULE
– ENGINE COVER
— Procedure
– AIR CLEANER SERVICE
— Replacing the Filter Element
– FUEL SYSTEM
— Fuel Specifications
— Fuel System Service
— Fuel Filters (S/N 12648 & Above)
– ENGINE LUBRICATION SYSTEM
— Checking the Engine Oil
— Engine Oil and Filter Replacement
– COOLING SYSTEM
— Coolant Level
— Coolant Replacement
– HYDRAULIC SYSTEM
— Checking and Adding Fluid
— Replacement of the Hydraulic Filter
— Hydraulic Reservoir
– USING A BOOSTER BATTERY (Jump Starting)
— Procedure
– LUBRICATION OF THE HYDRAULIC EXCAVATOR
— Procedure
– FINAL DRIVE CASE
— Checking Oil Level
— Draining Final Drive Case
— Untitled
HYDRAULIC SECTION
– HYDRAULIC SCHEMATICS
– HYDRAULIC SERVICE INFORMATION
— Description
— Checking the Relief Valves
– HYDRAULIC PUMP
— Disassembly & Assembly
— Parts Identification
– HYDRAULIC CONTROL VALVE (6 Spool)
— Removal and Installation
— Parts Identification
— Disassembly and Assembly
— Disassembly
— Inlet Section (R.H. and L.H. Travel) Disassembly
— Inlet Section (R.H. and L.H. Travel) Assembly
— Valve Sections (Boom, Bucket & Arm) Disassembly
— Valve Sections (Boom, Bucket & Arm) Assembly
— Valve Sections (Auxiliary) Disassembly
— Valve Sections (Auxiliary) Assembly
— Port Relief Valve
— Disassembly
— Assembly
— Adjustment Procedure
— Main Relief Valve
— Disassembly
— Assembly
— Adjustment Procedure
– HYDRAULIC CONTROL VALVE (3 Spool)
— Removal and Installation
— Parts Identification
— Disassembly
— Inlet Section (Housing Swing)
— Disassembly
— Assembly
— End Cover (Boom Swing) and Valve Section (Blade) Disassembly
— End Cover (Boom Swing) and Valve Section (Blade) Assembly
— Load Check Block
— Disassembly
— Assembly
— Build–Up Valve
— Assembly
— Main Relief Valve
— Disassembly
— Assembly
— Main Relief Valve Adjustment Procedure
– PRESSURE REDUCING VALVE WITHACCUMULATOR
— Removal and Installation
— Parts Identification
– ACCUMULATOR / VALVE
— Disassembly
— Assembly
— Setting the Safety Relief Valve
– ACCUMULATOR
— Charging
– PORT BLOCK
— Removal and Installation
– OIL COOLER
— Removal and Installation
– HYDRAULIC RESERVOIR
— Removal and Installation
– HYDRAULIC FILTER ASSEMBLY
— Removal and Installation
– BOOM CYLINDER
— Removal and Installation
– BOOM DROP VALVE (NORDIC–OPTION)
— Removal and Installation
– ARM CYLINDER
— Removal and Installation
– BUCKET CYLINDER
— Removal and Installation
– BLADE CYLINDER
— Removal and Installation
– BOOM SWING CYLINDER
— Removal and Installation
– HYDRAULIC CYLINDER
— Disassembly
— Assembly
– JOYSTICK CONTROL CHANGE
DRIVE SYSTEM
– LEFT CONSOLE
— Lockout Valve Removal and Installation
— Cylinder Removal and Installation
— Removal and Installation
– LEFT JOYSTICK
— Removal and Installation
— Parts Identification
– JOYSTICK
— Disassembly and Assembly
– CONTROL LEVERS
— Removal and Installation
— Throttle Lever
— Blade Lever
– RIGHT CONSOLE
— Removal and Installation
— Parts Identification
– FOOT PEDAL AND STEERING LEVERS
— Removal and Installation
— Bushing Removal and Installation
– FINAL DRIVE
— Removal and Installation
— Parts Identification
– DRIVE MOTOR
— Disassembly
— Assembly
– FINAL DRIVE CASE
— Check Oil Level
— Draining Final Drive Case
UPPER WORKS AND SWING SYSTEM
– SWING MOTOR
— Removal and Installation
— Parts Identification
– SWING GEAR BOX ASSEMBLY(WITH OR WITHOUT BRAKES)
— Disassembly
— Assembly
– SWING GEAR BRAKE (NORDIC OPTION)
— Solenoid Removal and Installation
– UPPER WORKS AND SWING CIRCLE GEAR
— Removal and Installation
— Swing Bearing Removal
— Swing Bearing Installation
— Alignment Pins (Not Threaded)
– CENTER SWIVEL JOINT
— Removal and Installation (through upper access removal)
— Parts Identification
MAIN FRAME AND TRACKS
– ENGINE COVER
— Removal and Installation
– SEAT AND MOUNTING FRAME
— Removal and Installation
– NORDIC SEAT AND MOUNTING FRAME (OPTIONAL)
— Removal and Installation
– CENTER FLOOR PANEL
— Removal and Installation
– SWING MOTOR COVER
— Removal and Installation
– REAR FLOOR PANEL
— Removal and Installation
– INSPECTION COVER
— Removal and Installation
– TOOL BOX
— Removal and Installation
– FUEL TANK
— Removal and Installation
– BUCKET
— Removal and Installation
– ARM
— Removal and Installation
– BOOM
— Removal and Installation
– BOOM SWING BRACKET
— Removal and Installation
– BLADE
— Removal and Installation
– TRACK
— Track Tension Adjustment
— Removal and Installation
– TRACK FRAME
— Disassembly and Assembly
– TRACK IDLER
— Parts Identification
— Disassembly
— Assembly
– TRACK IDLER
— Parts Identification
— Disassembly
— Assembly
– TRACK ROLLER
— Parts Identification
— Disassembly
— Assembly
— Parts Identification
— Disassembly
— Assembly
— ROPS
— Removal and Installation
– NORDIC CAB (OPTIONAL)
— Removal and Installation
– ROPS WINDOW
— Front Window Removal
— Side Window Removal
— Installation
– ELECTRICAL SYSTEM
– ELECTRICAL SCHEMATICS
– TROUBLESHOOTING
– ELECTRICAL SYSTEM
— Description
— Fuses
— Electrical System Service
– BATTERY
— Checking the Battery
— Removal and Installation
– ALTERNATOR
— Belt Adjustment
— Removal and Installation
– STARTER
— Removal and Installation
— Disassembly and Assembly
— Cleaning and Inspection
– FUEL LEVEL SENDER
— Removal and Installation
— Checking
– INSTRUMENT PANEL
— Removal and Installation
– DOME LIGHT
— Removal and Installation
– CAB CONTROL PANEL
— Removal and Installation
– FRONT LIGHTS
— Removal and Installation
— Lamp Replacement
– CONSOLE SWITCHES
— Removal and Installation
– WINDSHIELD WIPER
— Removal and Installation
– WINDSHIELD WASHER (NORDIC OPTION)
— Removal and Installation
— Hose Removal
– ENGINE COVER LIGHT (NORDIC OPTION)
— Removal and Installation
ENGINE SERVICE
– TROUBLESHOOTING
– VALVE CLEARANCE
— Adjustment
– ENGINE COMPRESSION
— Checking
– ELECTRIC FUEL PUMP
— Removal and Installation
— In–Line Filter (Used on Early Model Excavators Only)
– FUEL FILTER
— Final Filter (S/N 12001–12647)
— Fuel Filter (S/N 12648 & Above) (With Water Drain Valve)
– FUEL INJECTION PUMP
— Checking the Injection Pump
— Removal and Installation
— Timing the Injection Pump
– FUEL INJECTION NOZZLES
— Removal and Installation
– GLOW PLUGS
— Removal and Installation
— Checking the Glow Plug
– RADIATOR
— Removal and Installation
– FAN SHIELD (NORDIC OPTION)
— Removal and Installation
– MUFFLER
— Removal and Installation
– AIR CLEANER
— Removal and Installation
– ENGINE
— Removal and Installation
– ENGINE FLYWHEEL
— Removal and Installation
— Flywheel Ring Gear
– CYLINDER HEAD
— Removing the Cylinder Head
— Disassembly of the Cylinder Head
— Servicing the Cylinder Head and Valves
— Checking Valve Springs
— Checking Rocker Arm and Shaft
— Assembling the Cylinder Head
— Installing the Cylinder Head
– TIMING GEAR COVER
— Removal and Installation
– TIMING GEAR, CAMSHAFT AND OIL PUMP
— Removal and Installation
— Oil Pump Service
— Servicing the Camshaft
– CRANKSHAFT AND PISTONS
— Removal and Installation
— Crankshaft Service
— Servicing the Connecting Rods and Pistons
– CYLINDER LINERS
— Checking the Cylinder Liners
— Cylinder Liner Installation
– WATER PUMP
— Removal and Installation
— Disassembly and Assembly
SPECIFICATIONS
– HYDRAULIC EXCAVATOR SPECIFICATIONS
— Machine Dimensions
— Lifting Capacity With Blade Off Ground
— OPERATION & PERFORMANCE
— ENGINE
— HYDRAULIC SYSTEM
— SWING SYSTEM
— HYDRAULIC CYLINDERS
— DRIVE SYSTEM
— UNDERCARRIAGE
— TRACK
— CAPACITIES
— DIGGING FORCE
– ENGINE SPECIFICATIONS
— Fuel Injection Nozzles
— Fuel Injection Pump
— Cylinder Head
— Valves
— Valve Springs
— Rocker Arms
— Camshaft
— Cylinders
— Piston Rings
— Pistons
— Crankshaft
— Oil Pump
— Engine Oil
— Specifications
— ENGINE TORQUE
— Re–Grinding The Crankshaft
– FUEL, COOLANT AND LUBRICANTS
– OIL SPECIFICATIONS
— Description
SERVICE MANUAL REVISION
– 225-1
– 225-2
– 225-3
– 225-4
– 225-5
– 225-6
– 225-7
– 225-8
– 225-9
– 225-10
– 225-11
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