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Bobcat E55W Excavator Service Manual (SN AEFB11001-AEFB99999)

Format: PDF (Printable Document)

File Language: English

File Pages: 517

File Size: 22.95 MB (Speed Download Link)

Brand: Bobcat

Model: E55W Excavator

Book No: 6987289

Serial No: SN AEFB11001-AEFB99999

Type of Document: Service Manual

Categories: ,

$ 45

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Bobcat E55W Excavator Service Manual (SN AEFB11001-AEFB99999)

On a real job, that E55W wheeled excavator is the machine you haul in for trenching along roads, utility work in town, or anything where you need to dig but still drive between sites. The people who reach for this service manual are the ones actually turning wrenches: field techs like me out of a service truck, shop mechanics doing bigger teardowns, and owners trying to keep an out-of-warranty machine earning money. They want the right teardown order, torque references, and test points so a repair is done once, not twice.

What this manual helps you do

  • Diagnose hydraulic problems by following step-by-step pressure and flow checks on the E55W's working and travel circuits
  • Trace and repair electrical issues using wiring diagrams laid out for this exact model and serial range
  • Follow proper disassembly and reassembly of the upperstructure, swing, and undercarriage components on the wheeled chassis
  • Rebuild and adjust engine-related systems on the small diesel used in this E55W, including fuel, cooling, and intake/exhaust systems
  • Set and verify machine adjustments like travel, swing, and work group functions after repairs so it behaves correctly in the field

Who this is for

This is for anyone working on a Bobcat E55W Excavator with serial numbers AEFB11001 through AEFB99999 who needs workshop-level repair info. If you just want basic controls, safety, or daily checks, you want the operator's handbook instead, not this service manual.

FAQ

Q: Is this a searchable PDF and are the wiring diagrams readable?

A: Yes, this kind of factory service manual is normally a searchable PDF, and the wiring diagrams are sized so you can zoom in and read pin numbers.

Q: How do I know it fits my exact E55W?

A: Check your machine's serial tag. If it starts with AEFB and falls between AEFB11001 and AEFB99999, this is the right manual.

Q: Is this the right thing if I'm just planning routine maintenance?

A: It will cover maintenance, but it's overkill if you only want service intervals and fluid types. For that, the operator's handbook or a basic maintenance guide is easier.

Bottom line: If your Bobcat E55W's serial is in that AEFB11001-AEFB99999 range and you're doing real repairs, this is the correct service manual to buy.

📘 Show Index

Table of Contents:

  • 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
      • Excavator Serial Number
      • Engine Serial Number
    • DELIVERY REPORT
    • BOBCAT EXCAVATOR IDENTIFICATION
  • SAFETY AND MAINTENANCE
    • LIFTING AND BLOCKING THE EXCAVATOR
      • Procedure
    • UPPERSTRUCTURE SLEW LOCK
      • Upperstructure Slew Lock Pin
      • Boom Swing Lock Pin
    • LIFTING THE EXCAVATOR
    • TRANSPORTING THE EXCAVATOR
      • Loading Onto Transport Vehicle
    • TAILGATE
      • Opening And Closing The Tailgate
    • RIGHT SIDE COVER
      • Opening And Closing The Right Side Cover
    • SERVICE SCHEDULE
      • Chart
    • AIR CLEANER
      • Cleaning Outer And Inner Filters
      • Replacing The Filters
    • COOLING SYSTEM
      • Cleaning The Cooling System
      • Checking The Coolant Level
      • Replacing The Coolant
    • FUEL SYSTEM
      • Fuel Specifications
      • Biodiesel Blend Fuel
      • Filling The Fuel Tank
      • Removing Water From The Fuel Filter
      • Removing Air From The Fuel System
      • Replacing The Fuel Filter
    • ENGINE LUBRICATION SYSTEM
      • Checking Engine Oil
      • Replacing Oil And Filter
    • HYDRAULIC SYSTEM
      • Checking And Adding Hydraulic Oil
      • Replacing The Hydraulic Oil Return Filter
      • Replacing Pilot Filter
      • Replacing Hydraulic Oil
    • LUBRICATION OF THE HYDRAULIC EXCAVATOR
      • Lubrication Locations
      • Grease Boom Swing Cylinder
      • Grease Driveshafts
      • Grease Front Axle Steering Knuckle
    • DRAINING AND REFILLING TRANSMISSION AND AXLE
      • Draining And Refilling Transmission Fluid
      • Draining And Refilling Front Axle Case Oil
      • Draining And Refilling Rear Axle Case Oil
      • Draining And Refilling Hub Reduction Gear Oil
    • ALTERNATOR BELT
      • Adjusting The Alternator Belt
      • Belt Replacement
    • SEAT BELT
      • Inspection And Maintenance
    • CONTROL CONSOLE LOCKOUTS
      • Inspection And Maintenance
      • Safety Precautions
    • EXCAVATOR STORAGE AND RETURN TO SERVICE
      • Storage
      • Return To Service
    • STOPPING THE ENGINE AND LEAVING THE EXCAVATOR
      • Engine Shut Down
  • HYDRAULIC SYSTEM
    • HYDRAULIC SYSTEM INFORMATION
      • Glossary Of Hydraulic/Hydrostatic Symbols For Excavators
      • Troubleshooting The Hydraulic Circuit
      • Troubleshooting The Swing (Upperstructure Slew) Circuit
      • Troubleshooting The Travel Circuit
      • Troubleshooting The Control Valve
      • Troubleshooting The Joystick Control Valve
    • BOOM CYLINDER
      • Boom Cylinder Natural Drop Test
      • Parts Identification
      • Disassembly
      • Assembly
    • ARM CYLINDER
      • Arm Cylinder Natural Drop Test
      • Parts Identification
      • Disassembly
      • Assembly
    • BOOM SWING CYLINDER
      • Parts Identification
      • Disassembly
      • Assembly
    • BUCKET CYLINDER
      • Bucket Cylinder Natural Drop Test
      • Parts Identification
      • Disassembly
      • Assembly
    • BLADE CYLINDER
      • Blade Cylinder Natural Drop Test
      • Parts Identification
      • Disassembly
      • Assembly
    • Frame leveling CYLINDER
      • Parts Identification
    • MAIN RELIEF VALVE
      • Testing And Adjusting The Main Relief Valve (P1 And P2 Rise Type)
      • Testing And Adjusting The Main Relief Valve (P3)
    • OVERLOAD RELIEF VALVES
      • Testing And Adjusting The Overload Relief Valves
    • HYDRAULIC CONTROL VALVE
      • Description
      • Identification Chart
      • Disassembly
      • Straight Travel Valve Section Disassembly And Assembly
      • Slew Valve Section Disassembly And Assembly
      • Boom Swing Valve Section Disassembly And Assembly
      • Tilting Valve Section (Optional) Disassembly And Assembly
      • Blade Valve Section Disassembly And Assembly
      • Boom 2 / Auxiliary Valve Section Disassembly And Assembly
      • Arm 1 Section Disassembly And Assembly
      • Rotary Valve Section Disassembly And Assembly
      • Left Travel Valve Section Disassembly And Assembly
      • Inlet/outlet Valve Section Disassembly And Assembly
      • Right Travel Valve Section Disassembly And Assembly
      • Boom 1 Valve Section Disassembly And Assembly
      • Bucket Valve Section Disassembly And Assembly
      • Arm 2 Valve Section Disassembly And Assembly
      • Assembly
    • TRAVEL MOTOR
      • Parts Identification
      • Disassembly
      • Inspection
      • Assembly
    • SWIVEL JOINT
      • Description
      • Parts Identification
      • Disassembly And Assembly
    • SWING MOTOR
      • Disassembly
      • Motor Disassembly
      • Reduction Gear Disassembly
      • Motor Assembly
      • Reduction Gear Assembly
      • Assembly
    • ACCELERATOR PEDAL VALVE
      • Disassembly And Assembly
    • JOYSTICK
      • Parts Identification
      • Disassembly And Assembly
    • FRAME LEVELING LOCK VALVE
      • Parts Identification
      • Disassembly And Assembly
      • Oil Leakage Test
      • Operational Test
    • STEERING CYLINDER
      • Alignment
      • Disassembly And Assembly
      • Inspection
    • STEERING VALVE
      • General Description
      • Parts Identification
      • Parts Identification (Cont’d)
      • Disassembly
      • Assembly
    • SERVICE BRAKE PEDAL VALVE
      • Parts Identification
      • Disassembly And Assembly
    • BLADE VALVE
      • Parts Identification
      • Disassembly And Assembly
  • UNDERCARRIAGE
    • AXLE
      • Safety Precautions
      • Axle Identification
      • Maintenance Points
      • Maintenance Intervals
      • Planetary Carrier And Wheel Hub Parts
      • Planetary Carrier Disassembly
      • Wheel Hub Disassembly
      • Steering Knuckle And Drive Shaft Parts Identification
      • Steering Knuckle Disassembly
      • Axle Housing / Drive Shaft Disassembly
      • Brakes Group Disassembly And Assembly
      • Bevel Pinion Disassembly
      • Differential Disassembly
      • Differential Assembly
      • Bevel Pinion Assembly
      • Axle Housing / Drive Shaft Assembly
      • Steering Knuckle Assembly
      • Wheel Hub Assembly
      • Planetary Carrier Assembly
      • Trouble Shooting
    • Axle TOE-IN
      • Adjustment
    • STEERING ANGLE ADJUSTMENT
      • Adjustment
    • DRIVE SHAFT
      • Removal And Installation
    • TIRES AND WHEELS
      • Tire Changing Procedure
    • SWING BEARING
      • Operating Recommendation
      • Measuring Swing Bearing Lateral Play
      • Swing Bearing Basic Operation
      • Measuring Swing Bearing Axial Play
      • Parts Identification
      • Disassembly And Assembly
    • TRANSMISSION
      • Transmission Serial Number
      • Maintenance Points
      • Replacing Speed Sensor
      • Hydraulic Gear Control Parts Identification
      • Hydraulic Gear Control Disassembly
      • Hydraulic Gear Control Assembly
      • Reduction Gear Parts Identification
      • Reduction Gear Disassembly
      • Reduction Gear Assembly
  • UPPERSTRUCTURE & SWING SECTION
    • CAB
      • Removal And Installation
    • FUEL TANK
      • Removal
      • Installation
    • BOOM
      • Description
      • Removal And Installation
    • ARM
      • Description
      • Removal
      • Installation
    • BUCKET
      • Bucket Removal
      • Bucket Installation
      • Reversing The Bucket
      • Bucket O-ring Replacement
      • Bucket Tooth Inspection And Replacement
    • COUNTERWEIGHT
      • Removal
      • Installation
  • ELECTRICAL SYSTEM AND ANALYSIS
    • ELECTRICAL SYSTEM INFORMATION
      • Glossary Of Electrical Symbols
      • Troubleshooting
    • BATTERY
      • Servicing
      • Using a booster battery (Jump Starting)
    • ALTERNATOR
      • Parts Identification
      • Wiring Diagram
      • Alternator Standard Output
      • Alternator Specifications
      • Removal
      • Disassembly And Assembly
      • Installation
    • STARTER
      • Parts Identification
      • Removal And Installation
      • Disassembly
      • Cleaning And Inspection
      • No-Load Test
    • FUEL LEVEL SENDER
      • Removal And Installation
      • Testing
    • DIAGNOSTIC SERVICE CODES
      • Description
      • Service Codes List
  • ENGINE SERVICE
    • ENGINE INFORMATION
      • Description
    • ENGINE INFORMATION (Cont’d)
      • Specifications
      • Fuel Injection Nozzles
      • Fuel Injection Pump
      • Cylinder Head
      • Valves
      • Valve Springs
      • Valve Timing
      • Rocker Arms
      • Camshaft
      • Tappet
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE INFORMATION (Cont’d)
    • ENGINE SPEED CONTROL
      • Adjustment
    • ENGINE SPEED CONTROL (Cont’d)
      • Adjustment (Cont’d)
    • ENGINE SPEED CONTROL (Cont’d)
      • Adjustment (Cont’d)
    • ENGINE SPEED CONTROL (Cont’d)
      • Adjustment (Cont’d)
    • ENGINE COOLING SYSTEM
      • Engine Cooling System Check
      • Cooling System Draining
      • Water Pump Removal And Installation
      • Water Pump Parts Identification
      • Water Pump Disassembly And Assembly
      • Cleaning And Inspection
    • LUBRICATION SYSTEM
      • Lubrication System Diagram
      • Oil Pan Removal And Installation
      • Oil Pump Removal And Installation
      • Oil Pump Cleaning And Inspection
      • Engine Oil Pressure – Testing
    • FUEL SYSTEM
      • Fuel Injection Pump Removal
      • Fuel Injection Pump Installation
      • Fuel Injection Pump – Timing
      • Fuel Injectors Removal And Installation
      • Fuel Injector Nozzle Pressure – Checking
      • Nozzle Spray Condition
      • Fuel Injector Disassembly And Inspection
    • CYLINDER HEAD
      • Valve Clearance Adjustment
      • 4-Valve Cylinder Head Removal And Installation
      • 4-Valve Cylinder Head Disassembly And Assembly
      • Push Rod Inspection
      • Rocker Arm Assembly Inspection
      • Valve Guide Inspection
      • Cylinder Head Inspection
      • Intake And Exhaust Valve Inspection
      • Valve Spring Inspection
    • CRANKSHAFT AND PISTONS
      • Parts Identification
      • Piston And Connecting Rod Removal
      • Piston And Connecting Rod – Servicing
      • Cylinder Bore – Checking
      • Crankshaft And Bearings Removal And Installation
      • Cylinder Bore – Honing And Boring
      • Crankshaft And Bearings – Servicing
      • Replacement Of Crankshaft Oil Seals
      • Piston And Connecting Rod Insatallation
    • CAMSHAFT AND TIMING GEARS
      • Timing Gearcase Cover Removal And Installation
      • Timing Gear Backlash – Checking
      • Timing Gears Removal And Installation
      • Camshaft – Servicing
      • Idler Gear And Shaft – Servicing
    • EGR SYSTEM
      • Parts Identification
      • Removal And Installation
      • Cleaning And Inspection
  • SPECIFICATIONS
    • SPECIFICATIONS E55W EXCAVATOR
      • Machine dimensions
      • Working range
      • Lift Capacity (Object handling applications excluded)
      • Performance
      • Function Time
      • Weights
      • Controls
      • Engine
      • Electrical
      • Hydraulic system
      • Hydraulic cylinders
      • Drive system
      • Traction
      • Instrumentation
      • Fluid capacities
      • Fluid specifications
      • Environmental
      • Standard features
      • Options
      • Attachments
    • ENGINE SPECIFICATIONS
      • Engine
      • Fuel Injector Nozzles
      • Fuel Injection Pump
      • Cylinder Head
      • Valves
      • Valve Springs
      • Rocker Arms
      • Camshaft
      • Cylinders
      • Piston Rings
      • Pistons
      • Connecting Rods
      • Crankshaft
      • Oil Pump
      • Thermostat
      • Torque Values
    • TORQUE SPECIFICATIONS
      • 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 FLUID SPECIFICATIONS
      • Specifications
    • FUEL, COOLANT AND LUBRICANTS
      • Chart
    • CONVERSIONS
      • Decimal And Millimeter Equivalents
      • U.S. To Metric Conversion Chart
  • e55-hyd-combined (linked).pdf
    • e55-legend
    • e55-hyd.pdf

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