Bobcat X320, X322 Excavator Repair Service Manual – 6724910

(S/N: 562313001 & Above – S/N: 517811001 & Above)
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This workshop repair service manual PDF download for the X-320 & X-322 Bobcat 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 320
Bobcat Excavator X 322
S/N: 562313001 & Above
S/N: 517811001 & Above

TABLE OF CONTENTS :

FOREWORD
SAFETY INSTRUCTIONS
SERIAL NUMBER LOCATIONS
DELIVERY REPORT
HYDRAULIC EXCAVATOR IDENTIFICATION
PREVENTIVE MAINTENANCE
HYDRAULIC SYSTEM
DRIVE SYSTEM
UPPER WORKS & SWING SYSTEM
MAIN FRAME & TRACKS
ELECTRICAL SYSTEM
ENGINE SERVICE
TECHNICAL DATA
SERVICE MANUAL REVISION

MANUAL SPECIFICATION :

File Format : PDF
Language : English
Printable : Yes
Searchable : Yes
Bookmarked : Yes
P/N : 6724910 (1–97)
Total Pages : 385

This service repair workshop manual PDF download contains specs, diagrams, actual real photo illustrations, and schemes. In addition to space savings, nice thing about having completly searcheble PDF files instead of a hard-printed manual is that you can use the Search feature in your PDF reader software (Adobe Acrobat) to find just what your looking for and just print out the exact pages you need or all manual easily. This is the same manual your local dealer will use when doing a repair. This is a must for the Do-It-Yourselfer! Saving Yourself $$$$$$ In Service Repair And Maintenance Costs !!!!

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MAINTENANCE SAFETY
ALPHABETICAL INDEX
CONTENTS
FOREWORD
SAFETY INSTRUCTIONS
SERIAL NUMBER LOCATIONS
HYDRAULIC EXCAVATOR SERIAL NUMBER
ENGINE SERIAL NUMBER
DELIVERY REPORT
HYDRAULIC EXCAVATOR IDENTIFICATION

PREVENTIVE MAINTENANCE
MAINTENANCE SAFETY
SERVICE SCHEDULE
ENGINE COVER
Adjustment of the Engine Cover Latch
AIR CLEANER SERVICE
Daily Check
Filter Replacement
FUEL SYSTEM
Filling the Fuel Tank
Fuel Filter
Fuel System Maintenance
Removing Air From the Fuel System
Fuel Specification
ENGINE LUBRICATION SYSTEM
Checking Engine Oil
Replacement of Oil and Filter
COOLING SYSTEM
Coolant Level
Coolant Replacement
Propylene Glycol (Factory Installed)
ALTERNATOR BELT ADJUSTMENT
ELECTRICAL SYSTEM
Electrical Relays and Diodes
Fuses
Service the Electrical System (and Battery)
Removal and Installation of the Battery
Electric Solenoid (Engine Stop)
HYDRAULIC SYSTEM
Checking and Adding Fluid
Diagnostic Couplers
Hydraulic Reservoir
Replacement of the Hydraulic Filter
Case Drain Hydraulic Filter
TRACK TENSION
Adjustment
FINAL DRIVE CASE
Checking Oil Level
Draining Final Drive Case
JOYSTICK CONTROL CHANGE
ISO to Standard Control Pattern
Standard to ISO Control Pattern
LUBRICATION OF THE HYDRAULIC EXCAVATOR
HEATER AIR FILTER (With Cab Option Only)

HYDRAULIC SECTION
HYDRAULIC SCHEMATICS
TROUBLESHOOTING
HYDRAULIC SERVICE INFORMATION
Checking the Main Relief Valves and Cross Port Relief Valve
Checking the Hydraulic Pump
HYDRAULIC PUMP
Removal and Installation
Coupler Removal and Installation
Hydraulic Pump Assembly
Disassembly
Assembly
HYDRAULIC CONTROL VALVE
Description
Removal and Installation
Disassembly
Outlet Section Disassembly
Outlet Section Assembly
Mid Inlet Section Disassembly
Mid Inlet Section Assembly
Left Travel, Right Travel, Auxiliary and Blade Disassembly
Left Travel, Right Travel, Auxiliary and Blade Assembly
Boom, Bucket Arm and Swing Disassembly
Boom, Bucket, Arm and Swing Assembly
Utility Block Disassembly
Utility Block Assembly
Boom Swing Disassembly
Boom Swing Assembly
Boost Disassembly
Boost Assembly
Assembly
PORT RELIEF VALVES
Parts Identification
Port Relief Valve Pressure Setting
Disassembly
Assembly
Adjustment Procedure
Disassembly
Assembly
Adjusting the Main Relief Valves
ACCUMULATOR
Pressure Reducing Valve (Description)
Removal and Installation
Disassembly (S/N 562313001 – 562320721 &517811001 – 517811977)
Assembly (S/N 562313001 – 562320721 & 517811001– 517811977)
Parts Identification (S/N 562320721 & Above & 517811978 & Above)
Disassembly (S/N 562320721 & Above & 517811978 & Above)
Assembly (S/N 562320721 & Above & 517811978 & Above)
Testing (All Models)
BOOM CYLINDER
Removal and Installation
ARM CYLINDER
Removal and Installation
BUCKET CYLINDER
Removal and Installation
BLADE CYLINDER
Removal and Installation
BOOM SWING CYLINDER
Removal and Installation
TRACK FRAME EXPANSION CYLINDER 322 (S/N 517811001 & Above)
HYDRAULIC CYLINDER
Disassembly
Assembly
Disassembly
Assembly
HYDRAULIC FILTER ASSEMBLY
Removal and Installation
AUXILIARY FLUSH FACE COUPLERS
Removal and Installation
DRAIN BLOCK
Removal and Installation
OIL COOLER
Removal and Installation
JOYSTICK CONTROL CHANGE
ISO To Standard
Standard to ISO

DRIVE SECTION
FLOORMAT AND FLOOR PANELS
Removal and Installation
MICROSWITCH
Adjustment
Removal and Installation
CONSOLE COVER LEFT HAND
Removal and Installation
JOYSTICK
Removal and Installation
CONTROL CONSOLE LEFT HAND
Removal and Installation
FUEL TANK
Removal and Installation
LOCK LEVER
Removal and Installation
Adjustment
LATCH HOOK
Removal and Installation
GAS SPRING
Removal and Installation
UPPER CONSOLE
Removal and Installation
CONTROL CONSOLE RIGHT HAND
Rops Canopy Models
Cab Models
CONSOLE COVER RIGHT HAND
Removal and Installation
CONTROL CONSOLE RIGHT HAND
Removal and Installation
HYDRAULIC RESERVOIR
Removal and Installation
TRAVEL LEVERS
Removal and Installation
Disassembly and Assembly
PEDAL RIGHT HAND
Removal and Installation
Disassembly and Assembly
PEDAL LEFT HAND
Removal and Installation
Disassembly and Assembly
ROCKERSHAFT
Removal and Installation
Disassembly and Assembly
LINKAGE RODS
Removal and Installation
BLADE LEVER
Removal and Installation
Disassembly and Assembly
DRIVE MOTOR
Removal and Installation
Parts Identification
Disassembly
Assembly
JOYSTICK
Parts Identification
Disassembly
Assembly
Troubleshooting

UPPER WORKS AND SWING SECTION
SWING MOTOR
Removal and Installation
Disassembly
Assembly
Motor Timing
CENTER SWIVEL JOINT (S/N 562313001 – 562319999)
Removal and Installation
Disassembly and Assembly
CENTER SWIVEL JOINT 320 (S/N 562320000 &Above) and 322 (S/N 517811001 & Above)
Removal And Installation
Parts Identification
Disassembly
Assembly
UPPERSTRUCTURE
Removal
Installation
SWING CIRCLE GEAR
Removal and Installation
ROPS CANOPY
Removal and Installation
CAB
Removal and Installation
Door (Removal and Installation)
Front Window Removal and Installation
Front Lower Window Removal and Installation
Front Upper Window Removal and Installation
Door Glass (Removal and Installation)
Left Hand Side Glass (Removal and Installation)
Right Hand Side Window Removal and Installation
Right Hand Window Assembly Removal and Installation
Rear Window Removal and Installation
CAB/CANOPY REAR COVER
Removal
Installation
AIR BAFFLE (Cab Models Only)
Removal and Installation
BELLY PAN (Field Installed)
Removal and Installation

MAIN FRAME AND TRACKS
ENGINE COVER
Removal and Installation
CORNER POSTS
Removal and Installation
COUNTERWEIGHT
Removal and Installation
SEAT AND SEAT MOUNT
Removal and Installation
SPEED CONTROL LEVER/SWING LOCK LEVER AND MOUNTING
Removal and Installation
BUCKET
Removal and Installation
Installation
ARM
Removal and Installation
ARM BUSHINGS
Arm To Boom Bushing Removal And Installation
Arm To Bucket and Bucket Link Bushing Removal and Installation
BOOM
Removal and Installation
BOOM BUSHING
Removal And Installation
SWING POST
Removal and Installation
Bushing Replacement
Swing Post Bushing Removal
Bushing Installation
TRACK
Adjustment 320 (S/N 562313001 – 562319999)
Adjustment 320 (S/N 562320000 & Above) and 322 (S/N 517811001 & Above)
Removal and Installation
Track Damage Identification and Causes
TRACK FRAME
Disassembly and Assembly 320 (S/N 562313001 – 562319999)
Disassembly and Assembly 320 (S/N 562320000 & Above) and 322 (S/N 517811001 & Above)
Recoil Spring Cylinder Disassembly And Assembly
Removal and Installation of Expandible Track Frame (322 only)
TRACK DAMAGE IDENTIFICATION
Cutting of the Steel Cords
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

ELECTRICAL SYSTEM
ELECTRICAL SCHEMATICS
TROUBLESHOOTING
Chart
ELECTRICAL SYSTEM
Description
Fuses
Electrical System Service
Electrical Relays and Diodes
BATTERY
Using A Booster Battery (Jump Starting)
Removal and Installation
BATTERY BOX
Removal and Installation
CAB ELECTRICAL (Cab Option)
Removal and Installation
ALTERNATOR
Checking the Alternator Output
Removal and Installation
Belt Adjustment
STARTER
Removal and Installation
Disassembly and Assembly
Cleaning and Inspection
HORN
Removal and Installation
FUEL LEVEL SENDER
Removal and Installation
LIGHT SWITCH
Removal and Installation
TWO SPEED SWITCH
Removal and Installation

ENGINE SERVICE
TROUBLESHOOTING
Chart
VALVE CLEARANCE
Adjustment
ENGINE COMPRESSION
Checking
FUEL SHUTOFF SOLENOID
Removal and Installation
Timer Module Removal and Installation
FUEL INJECTION PUMP
Checking the Injection Pump
Timing the Injection Pump
FUEL INJECTOR NOZZLES
Removal and Installation
Checking the Injector Nozzle
GLOW PLUGS
Removal and Installation
Checking the Glow Plug
BELT GUARD
Removal and Installation
RADIATOR
Removal and Installation
SPARK ARRESTOR MUFFLER (If Equipped)
Cleaning Spark Chamber
Removal and Installation
AIR CLEANER
Removal and Installation
ENGINE
Removal and Installation
ENGINE FLYWHEEL (EARLY MODELS)
Removal and Installation
Hydraulic Pump Coupler
ENGINE FLYWHEEL (LATER MODELS)
Removal And Installation
Hydraulic Pump Coupler
Flywheel Ring Gear
CYLINDER HEAD
Removal and Installation
Disassembly and Assembly
Servicing the Cylinder Head
Top Clearance
VALVE, VALVE SEAT AND GUIDE
Checking the Valve Guide
Reconditioning the Valve and Valve Seat
Valve Spring
ROCKER ARM AND SHAFT
Checking
TIMING GEARCASE COVER
Removal and Installation
IDLER GEAR AND CAMSHAFT
Removal and Installation
Servicing the Idler Gear and Shaft
TIMING GEARS
Checking Backlash
FUEL CAMSHAFT
Removal and Installation
CRANKSHAFT GEAR
Removal and Installation
OIL PUMP
Removal and Installation
Oil Pump Service
Checking Engine Oil Pressure
Relief Valve
PISTON AND CONNECTING ROD
Removal and Installation
Servicing the Piston and Connecting Rod
Connecting Rod Alignment
CRANKSHAFT AND BEARINGS
Removal and Installation
Servicing the Crankshaft and Bearings
CYLINDER BORE
Checking the Cylinder Bore
WATER PUMP
Removal and Installation
Disassembly and Assembly

TECHNICAL DATA
HYDRAULIC EXCAVATOR SPECIFICATIONS
Machine Dimensions
SPECIFICATIONS
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
HYDRAULIC FLUID SPECIFICATIONS
Specifications
FUEL, COOLANT AND LUBRICANTS
Chart

SERVICE MANUAL REVISION
320-1
320-2
320/322-3
320/322-4
320/322-5

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