(S/N: 511820001 & Above)
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This service manual PDF download for the Bobcat X325 Mini Hydraulic Excavator 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 Excavator X 325
S/N: 511820001 & Above
TABLE OF CONTENTS :
SAFETY INSTRUCTIONS
SERIAL NUMBER LOCATIONS
DELIVERY REPORT
HYDRAULIC EXCAVATOR IDENTIFICATION
PREVENTIVE MAINTENANCE
HYDRAULIC SYSTEM
DRIVE SYSTEM
UPPER WORKS & SWING SECTION
MAIN FRAME & TRACKS
ELECTRICAL SYSTEM
ENGINE SERVICE
TECHNICAL DATA
MANUAL SPECIFICATION :
File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6722849 (4–94)
Total Pages : 369
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MAINTENANCE SAFETY
ALPHABETICAL INDEX
FOREWORD
CONTENTS
SAFETY INSTRUCTIONS
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 Specification
Fuel System Service
Fuel Filter
Maintenance
Removal And Installation
Removing Air From The Fuel System
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
HYDRAULIC SECTION
HYDRAULIC SCHEMATIC
HYDRAULIC SERVICE INFORMATION
Checking The Main Relief Valve
Checking The Hydraulic Pump
Removal And Installation
Parts Identification (S/N 51182001 – 511820408)
Disassembly And Assembly (S/N 511820001–511820408)
Parts Identification (S/N 511820409 & Above)
Disassembly (S/N 511820409 & Above)
Assembly (S/N 511820409 & Above)
HYDRAULIC CONTROL VALVE (6–Spool) DUKES VALVE (S/N 511820001–511820519)
Removal And Installation
Parts Identification
Disassembly
Inlet Section (R.H. and L.H. Travel)
Disassembly
Assembly
Valve Sections (Boom, Bucket & Arm)
Disassembly
Assembly
Valve Sections (Auxiliary)
Disassembly
Assembly
Port Relief Valve
Disassembly
Assembly
Adjustment
Main Relief Valve
Disassembly
Assembly
Adjustment
HYDRAULIC CONTROL VALVE (3–Spool) DUKES VALVE (S/N 511820001–511820519)
Removal And Installation
Parts Identification
Disassembly
Inlet Section (Housing Swing)
Disassembly
Assembly
End Cover (Boom Swing) And Valve Section (Blade)
Disassembly
Assembly
Load Check Block
Disassembly
Assembly
Build–up Valve
Disassembly
Assembly
Disassembly
Assembly
Adjustment
HYDRAULIC CONTROL VALVE (6–Spool) HUSCO VALVE (S/N 511820520 & Above)
Description
Removal And Installation
Parts Identification
Disassembly
Inlet Section Disassembly And Assembly
Right Hand And Left Hand Travel Section
Disassembly
Assembly
Boom, Bucket And Arm Section
Disassembly
Assembly
Auxiliary Valve Section
Disassembly
Assembly
PORT RELIEF VALVES HUSCO VALVE (S/N 511820520 & Above)
Parts Identification
Disassembly
Assembly
Adjustment
MAIN RELIEF VALVES HUSCO VALVE (S/N 511820520 & Above)
Parts Identification
Disassembly
Assembly
Adjusting The Main Relief Valves
HYDRAULIC CONTROL VALVE (3–Spool) HUSCO VALVE (S/N 511820520 & Above)
Removal And Installation
Parts Identification
Disassembly
Blade And Boom Swing Section
Disassembly
Assembly
Lockout Valve Disassembly
Lockout Valve Assembly
Swing Motor Section
Disassembly
Assembly
Build Up Valve Disassembly
Build Up Valve Assembly
Build Up Valve Test Procedure
ACCUMULATOR
Pressure Reducing Valve
Removal And Installation
Parts Identification
Disassembly
Assembly
Setting The Safety Relief Valve
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 Cylinder Shield
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 SECTION
LEFT CONSOLE
Lockout Valve Removal And Installation
Cylinder Removal And Installation
Removal And Installation
LEFT JOYSTICK
Removal And Installation
JOYSTICK
Disassembly And Assembly
CONTROL LEVERS
Removal And Installation
Speed Control Lever
Blade Lever
RIGHT CONSOLE
Removal And Installation
RIGHT JOYSTICK
Removal And Installation
FOOT PEDALS AND STEERING LEVERS
Removal And Installation
Bushing Removal And Installation
UPPER WORKS AND SWING SECTION
ENGINE COVER
Removal And Installation
SEAT AND MOUNTING FRAME
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
LEFT HAND SIDE COVER
Removal And Installation
CORNER POST
Removal And Installation
COUNTERWEIGHTS
Removal And Installation
FRONT ENGINE COVER
Removal And Installation
FUEL TANK
Removal And Installation
BUCKET
Removal And Installation
BUCKET TEETH
Removal And Installation
ARM
Removal And Installation
BOOM
Removal And Installation
BOOM SWING BRACKET
Removal And Installation
Replacing Boom Swing Bracket Bushings
SWING MOTOR
Removal And Installation
Parts Identification
Disassembly
Assembly
CROSS PORT RELIEF VALVE (S/N 511820001–511820519)
Disassembly
Assembly
Description
COUNTER BALANCE VALVE (S/N 511820520 &Above)
Removal And Installation
Disassembly
Assembly
SWING GEAR BOX ASSEMBLY
Parts Identification
Disassembly
Assembly
UPPERSTRUCTURE AND SWING CIRCLE GEAR
Removal And Installation
Swing Bearing Removal
Swing Bearing Installation
Alignment Pins (Threaded)
Alignment Pins (Not Threaded)
CENTER SWIVEL JOINT
Removal And Installation (Through Upper Access Cover)
Removal And Installation (Through Bottom Access Cover)
Parts Identification (S/N 511820001–511820197)
Parts Identification (S/N 511820198 & Above)
Description
Disassembly (S/N 511820198 & Above)
Assembly (S/N 511820198 & Above)
ROPS CANOPY
Removal And Installation
CAB
Removal And Installation
Door Removal And Installation
Front Window Removal And Installation
Front Lower Glass Removal And Installation
Front Upper Plexiglass Removal And Installation
Door Glass Removal And Installation
Left Hand Side Glass Removal And Installation
Rear Glass Removal And Installation
Right Hand Side Glass Removal And Installation
CAB/CANOPY REAR COVER
Removal And Installation
MAIN FRAME AND TRACKS
BLADE
Removal And Installation
TRACK
Track Tension Adjustment
Rubber Tracks
Steel Tracks
Removal And Installation
TRACK FRAME
Disassembly And Assembly
TRACK IDLER
Parts Identification
Disassembly
Assembly
TRACK ROLLER
Parts Identification
Disassembly
Assembly
FINAL DRIVE
Removal And Installation
Parts Identification
FINAL DRIVE
Parts Identification
TRAVEL MOTOR
Disassembly
Assembly
FINAL DRIVE CASE
Check Oil Level
Draining Final Drive Case
TRACK
Damage Identification And Causes
ELECTRICAL SYSTEM
ELECTRICAL SCHEMATICS
TROUBLESHOOTING
ELECTRICAL SYSTEM
Description
Fuses
Electrical System Service
BATTERY (S/N 20001–20294)
Checking The Battery
Removal And Installation
BATTERY(S/N 20295 and up)
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
CAB ELECTRICAL (Cab Option)
ENGINE SERVICE
TROUBLESHOOTING
VALVE CLEARANCE
Adjustment
ENGINE COMPRESSION
Checking
ELECTRIC FUEL PUMP
Remove Air From The Fuel System
Removal And Installation
FUEL FILTER
Removal And Installation
FUEL INJECTION PUMP
Checking The Injection Pump
Removal And Installation
Timing The Injection Pump
FUEL INJECTOR NOZZLES
Removal And Installation
Checking The Injector Nozzle
GLOW PLUGS
Removal And Installation
Checking The Glow Plug
RADIATOR
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
Removal
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 & PISTONS
Removal And Installation
Crankshaft Service
Servicing The Connecting Rods And Pistons
Checking The Cylinder Liners
Cylinder Liner Installation
WATER PUMP
Removal And Installation
Disassembly And Assembly
SPECIFICATIONS
EXCAVATOR SPECIFICATIONS
Machine Dimensions
Lifting Capacity
PERFORMANCE & OPERATION
ENGINE
HYDRAULIC SYSTEM
SWING SYSTEM
HYDRAULIC CYLINDERS
CYLINDER CYCLE TIMES
DRIVE SYSTEM
BRAKES
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 BOLT TORQUE
FUEL, COOLANT AND LUBRICANTS
CHART
ENGINE OIL SPECIFICATIONS
Description
Ethylene Glycol
Propylene Glycol
Re–Grinding The Crankshaft
BUCKET SPECIFICATIONS
DECIMAL AND MILLIMETER EQUIVALENTS
U.S. TO METRIC CONVERSION
SERVICE MANUAL REVISION
325-1
325-2
325-3
Bobcat X-325 Excavator Service Manual - 6722849.pdf