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Bobcat E85 Excavator Service Manual (SN B34T11001-B34T99999)

Format: PDF (Printable Document)

File Language: English

File Pages: 922

File Size: 32.50 MB (Speed Download Link)

Brand: Bobcat

Model: E85 Excavator

Book No: 6990617

Serial No: SN B34T11001-B34T99999

Type of Document: Service Manual

Categories: ,

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Bobcat E85 Excavator Service Manual (SN B34T11001-B34T99999)

An E85 is a good size farm and dirt-work excavator. It digs trench, loads trucks, pulls stumps, and does all the ugly work around a property. The service manual is what you grab when something quits, starts leaking, or you're about to tear into the hydraulics or engine and you don't want to guess. People use it when they've got one weekend, one machine, and they need it back working Monday.

What this manual helps you do

  • Diagnose hydraulic issues, trace oil flow, and check pressures on the E85's hydraulic and hydrostatic systems
  • Follow step-by-step teardown and reassembly for components like cylinders, pumps, motors, and final drives
  • Troubleshoot electrical problems using wiring diagrams, connector callouts, and test procedures specific to the E85
  • Replace and adjust engine, cooling, and fuel system parts with the right sequences and spec references for this model
  • Verify correct settings after repairs, like control adjustments and function checks, so the machine runs safely and smoothly

Who this is for

This manual is for anyone working on a Bobcat E85 excavator with serial number B34T11001 through B34T99999, whether you're a small contractor, farm owner, field tech, or shop mechanic. If you only need basic operating tips, controls, or daily maintenance intervals, you want the operator's handbook instead, not this service manual.

FAQ

Q: Is this a searchable PDF, and can I read the wiring diagrams clearly?

A: Yes, it's a PDF you can search by word, and the wiring diagrams are meant to be zoomed so you can read pin numbers and wire colors.

Q: How do I know if it fits my machine?

A: Check your E85 serial plate. If it falls in the B34T11001 to B34T99999 range, this is the right manual.

Q: I just want to service and repair my E85, is this the right document?

A: Yes, this is the workshop-level service manual, not a parts book or operator's manual.

Bottom line: If your excavator is a Bobcat E85 in that B34T serial range and you plan to wrench on it yourself or in a shop, this is the manual you want.

📘 Show Index

Table of Contents:

  • MAINTENANCE SAFETY
  • CONTENTS
  • FOREWORD
    • FOREWORD
    • SAFETY INSTRUCTIONS
    • FIRE PREVENTION
      • Maintenance
      • Operation
      • Electrical
      • Hydraulic System
      • Fueling
      • Starting
      • Spark Arrester Exhaust System
      • Welding And Grinding
      • Fire Extinguishers
    • SERIAL NUMBER LOCATIONS
      • Excavator Serial Number
      • Engine Serial Number
    • DELIVERY REPORT
    • EXCAVATOR IDENTIFICATION
  • SAFETY AND MAINTENANCE
    • LIFTING AND BLOCKING THE EXCAVATOR
      • Procedure
    • LIFTING THE EXCAVATOR
      • Procedure
    • OPERATOR CAB
      • Description
      • Cab Door
      • Front Window
      • Front Wiper
      • Window Washer Reservoir
      • Right Side Window
      • Heating, Ventilation And Air Conditioning Duct
    • TRANSPORTING THE EXCAVATOR ON A TRAILER
      • Loading And Unloading
      • Fastening
    • RIGHT SIDE COVER
      • Opening And Closing
      • Adjusting The Latch
    • REAR COVER
      • Opening And Closing
    • CENTER COVER
      • Opening And Closing
    • SERVICE SCHEDULE
      • Maintenance Intervals
    • AIR CLEANER SERVICE
      • Daily Check
      • Replacing The Filters
    • CAB FILTERS
      • Cleaning And Maintenance
    • ENGINE COOLING SYSTEM
      • Cleaning
      • Checking Level
      • Removing And Replacing Coolant
    • FUEL SYSTEM
      • Fuel Specifications
      • Biodiesel Blend Fuel
      • Filling The Fuel Tank
      • Fuel Filters
      • Replacing Elements
      • Draining The Fuel Tank
      • Removing Air From The Fuel System
    • ENGINE LUBRICATION SYSTEM
      • Checking And Adding Engine Oil
      • Engine Oil Chart
      • Removing And Replacing Oil And Filter
    • HYDRAULIC SYSTEM
      • Checking And Adding Fluid
      • Hydraulic Fluid Chart
      • Removing And Replacing Hydraulic Filters
      • Removing And Replacing Hydraulic Fluid
      • Checking Swing Motor Gear Box Fluid Level
      • Removing And Replacing Swing Motor Gear Box Fluid
    • LUBRICATING THE EXCAVATOR
      • Lubrication Locations
    • PIVOT PINS
      • Inspection And Maintenance
    • TRAVEL MOTOR
      • Checking And Adding Oil
      • Removing And Replacing Oil
    • DIESEL PARTICULATE FILTER (DPF) SYSTEM
      • Description
      • Forced (Stationary) Regeneration
      • Service Regeneration
      • DPF Ash Cleaning
    • EMERGENCY EXITS
      • Right Rear Side Window
      • Front Window
    • SEAT BELT
      • Inspection And Maintenance
    • CAB TILT PROCEDURE
      • Raising And Lowering
    • CONTROL CONSOLE LOCKOUT
      • Inspection And Maintenance
    • TOWING THE EXCAVATOR
      • Procedure
  • HYDRAULIC SYSTEM
    • HYDRAULIC / HYDROSTATIC SCHEMATICS
    • HYDRAULIC SYSTEM INFORMATION
      • Glossary Of Hydraulic / Hydrostatic Symbols
      • Troubleshooting The Hydraulic Circuit
      • Troubleshooting The Cylinder Circuit
      • Troubleshooting The Swing (Slew) Circuit
      • Troubleshooting The Travel Circuit
      • Description
    • CYLINDER (BOOM)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • CYLINDER (ARM)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • CYLINDER (BOOM SWING)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • CYLINDER (BUCKET)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • CYLINDER (BLADE)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • CYLINDER (ARTICULATED BOOM)
      • Testing
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • VALVES (RELIEF)
      • Description
    • VALVES (PORT RELIEF)
      • Testing And Adjusting The Port Relief Valve Pressure
    • VALVE (PRESSURE REDUCING RELIEF)
      • Testing And Adjusting The Pressure Reducing Valve
    • HYDRAULIC CONTROL VALVE
      • Description
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
      • Inlet Valve Section Disassembly And Assembly
      • Boom, Arm And Bucket Valve Section Disassembly And Assembly
      • Left Travel, Right Travel And Blade Valve Section Disassembly And Assembly
      • Auxiliary And Slew Valve Section Disassembly And Assembly
      • Boom Swing Valve Section Disassembly And Assembly
      • Articulated Boom Valve Section Disassembly And Assembly
    • PUMP (HYDRAULIC PISTON)
      • Hydraulic Pump Work Sheet
      • Testing Information
      • Pump Testing
      • Removal And Installation
      • Torque Limiter Valve Parts Identification
      • Torque Limiter Valve Removal And Installation
      • Torque Limiter Valve Disassembly
      • Torque Limiter Valve Assembly
      • Initial Torque Limiter Valve Setting
      • Pump Control Parts Identification
      • Pump Control Removal And Installation
      • Pump Control Disassembly And Assembly
      • Parts Identification
      • Disassembly
      • Assembly
    • PUMP (GEAR)
      • Testing Information
      • Pump Testing
      • Removal And Installation
      • Disassembly And Assembly
    • MANIFOLD ASSEMBLY / ACCUMULATOR
      • Description
      • Removal And Installation
      • Disassembly And Assembly
    • TRAVEL MOTOR
      • Removal And Installation
      • Parts Identification
      • Parts Identification Gear Reduction Hub
      • Disassembly
      • Assembly
    • SWIVEL JOINT
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • SWING MOTOR
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • SWING MOTOR (DRIVE CARRIER)
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • CONTROL PATTERN SELECTOR VALVE
      • Removal And Installation
      • Disassembly And Assembly
    • RIGHT CONTROL LEVER (JOYSTICK)
      • Testing
      • Handle Removal And Installation
      • Joystick Assembly Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • LEFT CONTROL LEVER (JOYSTICK)
      • Testing
      • Handle Removal And Installation
      • Joystick Assembly Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • BLADE CONTROL VALVE
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • HYDRAULIC RESERVOIR
      • Removal And Installation
    • OIL COOLER
      • Removal And Installation
    • DIRECT TO TANK VALVE
      • Removal And Installation
      • Disassembly And Assembly
    • SWING MOTOR BRAKE RELEASE
      • Description
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • EPPR VALVE
      • Description
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • FORCED REGENERATION VALVE
      • Removal And Installation
      • Disassembly And Assembly
    • ARTICULATED BOOM VALVE (OPTIONAL)
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • TRAVEL CONTROL VALVE
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • AUTO IDLE
      • Description
    • HYDRAULIC PILOT PRESSURE FILTER ASSEMBLY
      • Removal And Installation
  • UNDERCARRIAGE
    • BLADE
      • Removal And Installation
    • TRACK UNDERCARRIAGE COMPONENTS (RUBBER TRACK)
      • Track Lug Height
      • Checking Tension
      • Adjusting Tension
      • Track Removal And Installation
      • Idler Removal And Installation
      • Idler Parts Identification
      • Idler Disassembly
      • Idler Assembly
      • Track Tensioner Removal And Installation
      • Track Tensioner Parts Identification
      • Track Tensioner Disassembly And Assembly
      • Roller Removal And Installation
      • Lower Roller Parts Identification
      • Lower Roller Disassembly
      • Lower Roller Assembly
      • Upper Roller Parts Identification
      • Upper Roller Disassembly And Assembly
      • Sprocket Removal And Installation
    • TRACK UNDERCARRIAGE COMPONENTS (STEEL TRACK)
      • Checking Tension
      • Adjusting Tension
      • Track Removal
      • Track Installation
      • Idler Removal And Installation
      • Idler Parts Identification
      • Idler Disassembly
      • Idler Assembly
      • Track Tensioner Removal And Installation
      • Track Tensioner Parts Identification
      • Track Tensioner Disassembly And Assembly
      • Roller Removal And Installation
      • Guide Plate Removal And Installation
      • Lower Roller Parts Identification
      • Lower Roller Disassembly
      • Lower Roller Assembly
      • Upper Roller Parts Identification
      • Upper Roller Disassembly And Assembly
      • Sprocket Removal And Installation
    • TRACK MAINTENANCE
      • Track Damage Identification
    • SWING CIRCLE GEAR
      • Swing Bearing Removal
      • Swing Bearing Installation
    • LOWER TRACK ROLLER
      • Parts Identification
      • Disassembly
      • Assembly
    • UPPER TRACK ROLLER
      • Parts Identification
      • Disassembly And Assembly
  • UPPERSTRUCTURE AND SWING SECTION
    • UPPERSTRUCTURE
      • Removal
      • Installation
    • UPPERSTRUCTURE SIDE COVER (LEFT)
      • Removal And Installation
    • UPPERSTRUCTURE SIDE COVER (RIGHT)
      • Removal And Installation
    • CAB
      • Removal And Installation
      • Door Removal And Installation
      • Front Window Removal And Installation
      • Lower Front Window Removal And Installation
      • Glass Installation
      • Front Window Strut Removal And Installation
      • Front Window Slide Bar Removal And Installation
      • Cab Tilt Assembly Removal And Installation
      • Cab Tilt Parts Identification
      • Cab Tilt Assembly Disassembly And Assembly
      • Headliner Removal And Installation
    • SEAT
      • Seat Removal And Installation
      • Seat Mount Removal And Installation
    • RIGHT CONSOLE
      • Console Cover Removal And Installation
    • LEFT CONSOLE
      • Lower Console Cover Removal And Installation
      • Upper Console Cover Removal And Installation
      • Gas Strut Removal And Installation
      • Lock Lever Removal And Installation
      • Lock Lever Disassembly And Assembly
      • Console Removal And Installation
    • CENTER COVER
      • Removal And Installation
    • CENTER ACCESS COVER
      • Removal And Installation
    • COUNTERWEIGHT
      • Removal And Installation
    • FLOOR MAT
      • Removal And Installation
    • FUEL TANK
      • Removal And Installation
    • HORN
      • Removal And Installation
    • SWING FRAME
      • Removal And Installation
      • Bushing Removal
      • Bushing Installation
    • BOOM
      • Removal And Installation
      • Bushing Removal And Installation
    • BOOM (ARTICULATED) (OPTIONAL)
      • Removal And Installation
    • ARM
      • Removal And Installation
      • Arm To Boom Bushing Removal And Installation
      • Bucket And Link Bushing Removal And Installation
    • QUICK COUPLER (KLAC™ SYSTEM)
      • Troubleshooting
      • Daily Inspection
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • QUICK COUPLER (LEHNHOFF® SYSTEM)
      • Troubleshooting
      • Daily Inspection
      • Removal (MS03 And MS08)
      • Installation (MS03 And MS08)
      • Parts Identification (MS03)
      • Disassembly And Assembly (MS03)
      • Parts Identification (MS08)
      • Disassembly (MS08)
      • Assembly (MS08)
    • BUCKET
      • Bucket Teeth Removal And Installation
      • Bucket Side Cutting Edge Removal And Installation
    • RIGHT SIDE COVER
      • Removal And Installation
      • Latch Adjustment
    • REAR COVER
      • Removal And Installation
  • ELECTRICAL SYSTEM AND ANALYSIS
    • ELECTRICAL SCHEMATICS
    • ELECTRICAL SYSTEM INFORMATION
      • Troubleshooting Chart
      • Description
      • Fuse And Relay Location / Identification
      • Master Disconnect Switch
    • BATTERY
      • Battery Maintenance
      • Using A Booster Battery (Jump Starting)
      • Removing And Installing Battery
    • ALTERNATOR
      • Belt Adjustment
      • Belt Replacement
      • Charging System Inspection
      • Alternator Voltage Testing
      • Removal And Installation
    • STARTER
      • Testing
      • Removal And Installation
      • Parts Identification
    • STARTER RELAY
      • Removal And Installation
    • LIGHTS
      • Boom Light Removal And Installation
      • Boom Light Bulb Replacement
    • CONSOLE LOCKOUT SWITCH
      • Testing / Adjustment
      • Removal And Installation
    • FUEL LEVEL SENDER
      • Removal And Installation
    • DIAGNOSTIC SERVICE CODES
      • Service Codes List
      • Failure Mode Indicator Information
      • Code Retrieval Through The Dash
    • DIAGNOSTIC TOOL
      • Installation
    • INSTRUMENT PANEL
      • Removal And Installation
      • Setting The Operator Four Digit Password
    • KEY SWITCH
      • Removal And Installation
    • RIGHT CONSOLE SWITCH COVER
      • Removal And Installation
      • Rocker Switch Removal And Installation
      • Speed Control Removal And Installation
      • Auxiliary Power Outlet Removal And Installation
    • WIPER MOTOR
      • Removal And Installation
    • MOTION ALARM SYSTEM
      • Description
      • Inspecting
      • Adjusting Switch Position
    • FUEL TRANSFER PUMP
      • Removal And Installation
    • AUTO IDLE PRESSURE SWITCH
      • Removal And Installation
    • ENGINE CONTROL UNIT (ECU)
      • Description
      • Removal And Installation
    • VEHICLE CONTROL UNIT (VCU)
      • Removal And Installation
  • ENGINE SERVICE
    • ENGINE INFORMATION
      • Description
      • Specifications
      • Sensor Location
      • Troubleshooting
      • Engine Removal And Installation
      • Compression – Testing
    • ENGINE SPEED CONTROL
      • Adjustment
    • DIESEL PARTICULATE FILTER (DPF) SYSTEM
      • Description
      • Removal And Installation
    • AIR CLEANER
      • Housing Removal And Installation
    • ENGINE COOLING SYSTEM
      • Radiator Removal And Installation
      • Radiator Disassembly And Assembly
      • Fan Removal And Installation
      • Fuel Cooler Removal And Installation
      • Water Pump Removal And Installation
      • Water Pump Parts Identification
      • Thermostat Removal And Installation
      • Temperature Switch – Testing
      • Temperature Sensor – Testing
      • Thermostat – Testing
    • LUBRICATION SYSTEM
      • Oil Pan Removal And Installation
      • Oil Pump Removal And Installation
      • Oil Pump Inspection
      • Engine Oil Pressure – Testing
      • Crankcase Ventilation Filter Removal And Installation
    • FUEL SYSTEM
      • Electronic Fuel Injection Schematic – Components
      • Fuel Supply Pump Removal And Installation
      • Fuel Rail Assembly Removal And Installation
      • Fuel Injector Removal And Installation
    • CYLINDER HEAD
      • Valve Clearance Adjustment
      • Cylinder Head Removal And Installation
      • Cylinder Head Disassembly And Assembly
      • Cylinder Head – Servicing
      • Valve Guide – Inspection
      • Intake And Exhaust Valve – Inspection
      • Valve Stem Bend – Inspection
      • Valve Face And Seat
      • Valve Spring – Inspection
      • Push Rod – Inspection
      • Rocker Arm – Inspection
    • CRANKSHAFT AND PISTONS
      • Piston And Connecting Rod Removal And Installation
      • Piston And Connecting Rod – Servicing
      • Cylinder Bore – Inspection
      • Crankshaft End Play
      • Crankshaft And Bearings Removal And Installation
      • Crankshaft And Bearings – Servicing
    • CAMSHAFT AND TIMING GEARS
      • Timing Gearcase Cover Removal And Installation
      • Timing Gear Backlash – Inspection
      • Idler Gear And Camshaft Removal And Installation
      • Valve Tappet – Servicing
      • Camshaft – Servicing
      • Idler Gear And Shaft – Servicing
    • EXHAUST GAS RECIRCULATION (EGR) VALVE
      • Description
      • Removal And Installation
      • EGR Valve Testing And Cleaning
      • Lead (Reed) Valve Cleaning
      • EGR Cooler Cleaning
      • Intake Throttle
    • GLOW PLUGS
      • Testing
      • Removal And Installation
    • ENGINE FLYWHEEL
      • Hydraulic Pump Coupler Removal And Installation
      • Flywheel Removal And Installation
      • Flywheel Ring Gear Removal And Installation
  • HEATING, VENTILATION AND AIR CONDITIONING (HVAC)
    • AIR CONDITIONING SYSTEM FLOW
      • Description
      • Chart
      • Components
      • Safety Equipment
    • REGULAR MAINTENANCE
      • Filters
      • Belt Adjustment
      • Belt Replacement
      • Condenser
      • Air Conditioning Service Chart
      • Evaporator / Heater Coil
    • TROUBLESHOOTING
      • Blower Motor Does Not Operate
      • Blower Motor Operates Normally, But Air Flow Is Insufficient
      • Insufficient Cooling Although Air Flow And Compressor Operation Are Normal
      • The Compressor Operates Improperly Or Not At All
      • Gauge Pressure Related Troubleshooting
      • Temperature / Pressure Chart
      • Poor A/C Performance
      • HVAC Repair And Leaks
    • SYSTEM CHARGING AND RECLAMATION
      • Reclamation And Charging With Recovery / Charging Unit
      • Charging With A Manifold Gauge Set
    • COMPRESSOR
      • Removal And Installation
      • Oil
      • Oil Check
    • CONDENSER
      • Removal And Installation
    • RECEIVER / DRIER
      • Receiver / Drier Removal And Installation
      • Pressure Switch Removal And Installation
    • EVAPORATOR / HEATER UNIT
      • Removal And Installation
    • THERMOSTAT
      • Inspection
    • EXPANSION VALVE
      • Removal And Installation
    • BLOWER FAN
      • Removal And Installation
    • HEATER VALVE
      • Removal And Installation
    • HVAC CONTROLLER
      • Removal And Installation
  • SPECIFICATIONS
    • EXCAVATOR SPECIFICATIONS
      • Dimensions
      • Dimensions – Standard Arm
      • Dimensions – Long Arm
      • Dimensions – Articulated Boom
      • Performance
      • Controls
      • Engine
      • Hydraulic System
      • Hydraulic Cylinders
      • Hydraulic Cycle Times
      • Electrical
      • Drive System
      • Slew System
      • Undercarriage
      • Crawler Track Design
      • Capacities
      • Fuel Tank
      • Track
      • Type
      • Ground Pressure
    • TECHNICAL SERVICE GUIDE SPECIFICATIONS
      • Engine
      • Engine Torques
      • Cooling System
      • Excavator Torques
    • 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
      • Port Seal Fitting
    • HYDRAULIC FLUID SPECIFICATIONS
      • Specifications
    • CONVERSIONS
      • Decimal And Millimeter Equivalent Chart
      • U.S. To Metric Conversion Chart
    • SERVICE TOOLS REQUIRED
      • Remote Start Tools
      • Hydraulic Tools
      • Engine Tools
      • Electrical Tools
      • General Tools
      • HVAC Tools
  • ALPHABETICAL INDEX

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