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Bobcat B100 Backhoe Loader Service Manual (SN 570111001-570199999)

Format: PDF (Printable Document)

File Language: English

File Pages: 642

File Size: 24.95 MB (Speed Download Link)

Brand: Bobcat

Model: B100 Backhoe Loader

Book No: 6901844

Serial No: SN 570111001-570199999

Type of Document: Service Manual

Categories: ,

$ 45

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Bobcat B100 Backhoe Loader Service Manual (SN 570111001-570199999)

The B100 backhoe loader is the kind of machine you park on a site and leave all week, loading trucks, trenching, and doing utility work. The service manual is what you grab when something quits, starts acting weird, or you're deep into a teardown and need the right sequence and specs. Around my shop, this is what I use when I'm into hydraulics, driveline, or wiring and I don't want guesswork or repeat labor.

What this manual helps you do

  • Diagnose hydraulic issues on the loader and backhoe, trace circuits, and follow test procedures with a gauge set
  • Check and set adjustments on linkages, brakes, steering, and loader/backhoe controls after repairs
  • Follow teardown and reassembly steps for major components like cylinders, axles, and the boom/loader arms
  • Troubleshoot electrical problems using wiring diagrams and step-by-step checks with a meter
  • Verify system pressures and settings after pump, valve, or drive repairs so you don't fry new parts

Who this is for

This is for anyone running or fixing a Bobcat B100 backhoe loader in the serial range 570111001 to 570199999: small contractors, owner-operators, rental fleets, or shop mechanics. If you only want basic controls, daily checks, and safety info, you want the operator's handbook instead, not this manual.

FAQ

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

A: These manuals are usually searchable PDFs, and the wiring diagrams are designed to be zoomed so you can read wire colors and labels.

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

A: Check your B100 serial number plate. If it falls between 570111001 and 570199999, this is the right manual series.

Q: Is this the right document if I'm doing real repairs, not just maintenance?

A: Yes, this is the workshop-level service manual, meant for actual repairs and diagnostics, not just fluid changes.

Bottom line: If your B100's serial tag lands in that range and you plan to wrench on it yourself, this is the manual you want. If your serial is outside that range, skip this one.

📘 Show Index

Table of Contents:

  • MAINTENANCE SAFETY
  • ALPHABETICAL INDEX
  • CONTENTS
    • FOREWORD
    • SAFETY INSTRUCTIONS
      • Fire Prevention
    • SERIAL NUMBER LOCATIONS
      • Loader Backhoe Serial Number
      • Engine Serial Number
    • DELIVERY REPORT
    • BOBCAT LOADER IDENTIFICATION
  • SAFETY & MAINTENANCE
    • LIFTING AND BLOCKING THE LOADER BACKHOE
      • Procedure
    • LIFT ARM SUPPORT DEVICE
      • Installing The Lift Arm Support Device
      • Removing The Lift Arm Support Device
    • ENGINE COVER
    • TRANSPORTING THE LOADER BACKHOE
      • Procedure
    • TOWING THE LOADER BACKHOE
      • Procedure
    • AXLE TOE-IN
      • Adjustment
    • SERVICE SCHEDULE
      • Chart
    • AIR CLEANER SERVICE
      • Replacing Filter Element
    • ENGINE COOLING SYSTEM
      • Coolant Replacement
    • FUEL SYSTEM
      • Fuel Specifications
      • Filling The Fuel Tank
      • Fuel Filter
      • Removing Air From The Fuel System
    • ENGINE LUBRICATION SYSTEM
      • Checking Engine Oil
      • Oil Chart
      • Replacing Oil And Filter
    • HYDRAULIC/HYDROSTATIC SYSTEM
      • Checking And Adding Fluid
      • Cleaning The Cooler
      • Replacing Hydraulic/Hydrostatic Filter
      • Replacing Hydraulic Fluid
    • REAR AXLE
      • Checking Oil Level
      • Draining Oil
    • BACKHOE BOOM LOCK
      • Disengaging The Boom Lock
      • Engaging Boom Lock
    • BOB-TACH HAND LEVER
      • Inspection And Maintenance
    • ALTERNATOR BELT
      • Adjusting The Alternator Belt
    • LUBRICATING THE LOADER BACKHOE
    • TIRE MAINTENANCE
      • Wheel Nuts
      • Mounting
      • Tire Pressure
  • HYDRAULIC SYSTEM
    • HYDRAULIC / HYDROSTATIC SCHEMATICS
    • HYDRAULIC SYSTEM INFORMATION
      • Troubleshooting
      • Description
    • ARM CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • BOOM CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • SWING CYLINDER
      • Removal And Installation
      • Bushing Removal And Installation
      • Parts Identification (Left Side)
      • Parts Identification (Right Side)
      • Disassembly
      • Assembly
    • BUCKET CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • STABILIZER CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • TILT CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification (Left Side)
      • Parts Identification (Right Side)
      • Disassembly
      • Assembly
    • LIFT CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • STEERING CYLINDER
      • Checking
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • MAIN RELIEF VALVE
      • Testing The Main Relief Valve
      • Adjustment
    • PORT RELIEF VALVE (BACKHOE CONTROL VALVE)
      • Testing And Adjusting (Arm Control)
      • Testing And Adjusting (Boom Control)
      • Testing And Adjusting (Boom Swing Control)
    • PORT RELIEF VALVE (LOADER CONTROL VALVE)
      • Testing And Adjusting (Bucket Tilt)
      • Testing And Adjusting (Front Auxiliary)
    • LOADER CONTROL VALVE
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
      • Inlet/Outlet Valve Section
      • Lift Arm Valve Section
      • Tilt Valve Section
      • Auxiliary Valve Section
    • BACKHOE CONTROL VALVE
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
      • Inlet/Outlet Valve Section
      • Arm Valve Section
      • Tilt Valve Section
      • Right Stabilizer Valve Section
      • Left Stabilizer Valve Section
      • Boom Valve Section
      • Boom Swing Valve Section
      • Outlet Valve Section
    • HYDRAULIC FLUID RESERVOIR
      • Removal And Installation
      • Filter Removal And Installation
    • HYDRAULIC FILTER HOUSING
      • Removal And Installation
      • Disassembly
      • Assembly
    • GEAR PUMP
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
      • Inspection
    • STEERING PUMP
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Inspection
      • Assembly
    • TRAVEL PEDAL
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
  • HYDROSTATIC SYSTEM
    • HYDROSTATIC SYSTEM INFORMATION
      • Troubleshooting Chart
      • Replenishing Valve Function
    • OIL COOLER
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Assembly
    • HYDROSTATIC DRIVE MOTOR
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Inspection
      • Assembly
    • HYDROSTATIC PUMP
      • Removal And Installation
      • Parts Identification
      • Disassembly
      • Inspection
      • Assembly
    • HYDROSTATIC TESTING
      • Pump Adjustment
  • DRIVE SYSTEM
    • PARKING BRAKE
      • Lever Removal And Installation
      • Cable Removal And Installation
      • Adjustment
    • BRAKE CALIPER
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • BRAKE CALIPER
      • Removal And Installation
      • Parts Identification
      • Disassembly And Assembly
    • REAR AXLE
      • Removal And Installation
    • AXLE AND DIFFERENTIAL
      • Troubleshooting Chart
      • General Information
      • Wheel Hub/Axle Parts Identification
      • Wheel Hub/Axle Disassembly
      • Differential Parts Identification
      • Differential Disassembly
      • Differential Inspection
      • Pinion Group Parts Identification
      • Pinion Group Disassembly
      • Pinion Group Inspection
      • Pinion Group Assembly
      • Differential Assembly
      • Wheel Hub/Axle Assembly
  • MAIN FRAME
    • OPERATOR CAB
      • Removal And Installation
      • Cab Mount Removal And Installation
    • OPERATOR SEAT
      • Removal And Installation
    • FLOOR PANELS
      • Left Front Panel Removal And Installation
      • Right Front Panel Removal And Installation
      • Rear Panel Removal And Installation
    • GRILL
      • Removal And Installation
    • GRILL FRAME
      • Removal And Installation
    • ENGINE SIDE COVERS
      • Removal And Installation
    • FENDER
      • Removal And Installation
    • ENGINE COVER
      • Removal And Installation
    • FUEL TANK
      • Removal And Installation
      • Fuel Fill Screen Removal And Installation
    • LIFT ARMS
      • Removal And Installation
    • BOB-TACH
      • Removal And Installation
      • Bob-Tach Lever And Wedge
      • Pivot Pin Bushing Removal And Installation
    • FRONT AXLE
      • Removal And Installation
      • Pivot Bushing Removal And Installation
    • AXLE HUB (FRONT)
      • Removal And Installation
    • SPINDLE
      • Removal And Installation
    • ARM
      • Removal And Installation
      • Bushing Removal And Installation
    • BOOM
      • Removal And Installation
    • SWING FRAME
      • Boom Pivot Bushing Removal And Installation
      • Removal And Installation
      • Boom Swing Bushing Removal And Installation
    • X-CHANGE™
      • Removal And Installation
    • BUCKET
      • Backhoe Bucket Teeth Removal And Installation
      • Loader Bucket Teeth Removal And Installation
    • STABILIZER
      • Removal And Installation
  • ELECTRICAL SYSTEM AND ANALYSIS
    • ELECTRICAL SCHEMATICS
    • ELECTRICAL SYSTEM INFORMATION
      • Troubleshooting Chart
      • Description
      • Fuse Location
    • BATTERY
      • Removal And Installation
      • Servicing The Electrical System
      • Using A Booster Battery (Jump Starting)
    • ALTERNATOR
      • Adjusting The Alternator Belt
      • Description
      • Tests
      • Alternator Output Test
      • Full Field Test
      • Alternator Regulator Test
      • Alternator Regulator Test With Voltmeter
      • Removal And Installation
      • Parts Identification
      • Pulley Removal And Installation
      • Disassembly And Assembly
      • Rotor Continuity Test
      • Stator Continuity Test
      • Rectifier Continuity (Diode) Test
      • Brush Length
    • STARTER
      • Removal And Installation
      • Checking The Starter In The Loader
      • Parts Identification
      • Disassembly
      • Inspection And Repair
      • No Load Test
      • Assembly
    • CAB LIGHTS
      • Bulb Removal And Installation
      • Housing Removal And Installation
    • FUEL LEVEL SENDER
      • Removal And Installation
    • INSTRUMENT PANEL
      • Removal And Installation
  • ENGINE SERVICE
    • TROUBLESHOOTING
      • Chart
    • ENGINE SPEED CONTROL
      • Removal And Installation
      • Cable Removal And Installation
    • MUFFLER
      • Removal And Installation
    • AIR CLEANER
      • Housing Removal And Installation
    • RADIATOR
      • Removal And Installation
    • ENGINE COMPONENTS AND TESTING
      • Checking Engine Compression
      • Checking Glow Plugs
      • Glow Plug Removal And Installation
      • Fuel Shut-Off Solenoid Removal And Installation
      • Checking Fuel Injection Pump
      • Fuel Injection Pump Removal And Installation
      • Fuel Injection Pump Timing
      • Fuel Injector Nozzles Removal And Installation
      • Checking Fuel Injector, Nozzles
      • Thermostat Removal And Installation
      • Water Pump Removal And Installation
    • ENGINE
      • Removal And Installation
      • Mount Replacement
    • RECONDITIONING THE ENGINE
      • Timing Gear Case Cover Removal And Installation
      • Oil Pump Removal And Installation
      • Crankshaft Front Seal Removal And Installation
      • Engine Speed Control Plate Removal And Installation
      • Idle Limit And Fuel Limit Adjustment
      • Exhaust Manifold Removal And Installation
      • Valve Cover Removal And Installation
      • Rocker Arm Removal And Installation
      • Push Rod Removal And Installation
      • Tappet Removal And Installation
      • Water Flange Removal And Installation
      • Cylinder Head Removal And Installation
      • Checking Piston Top Clearance
      • Cylinder Head Disassembly And Assembly
      • Servicing The Cylinder Head
      • Combustion Chamber Removal And Installation
      • Idler Gear Removal And Installation
      • Camshaft Removal And Installation
      • Fuel Camshaft Removal And Installation
      • Oil Pan Removal And Installation
      • Governor Shaft Removal And Installation
      • Governor Fork Lever Removal And Installation
      • Piston Removal And Installation
      • Checking The Piston And Connecting Rod
      • Connecting Rod Alignment
      • Piston Ring Gap
      • Piston Ring Installation
      • Connecting Rod Installation
      • Checking Engine Cylinder Bore
      • Crankshaft Removal And Installation
      • Checking Crankshaft Journal And Block Bearing
      • Checking Crankshaft Journal And Main Bearing
      • Connecting Rod Journal
      • Checking The End Play Of The Crankshaft
      • Crankshaft Alignment
      • Engine Timing Installation
      • Timing Gear Backlash, Idler Gear And Crankshaft
      • Idler Gear And Camshaft Gear
      • Idler Gear And Fuel Camshaft Gear
      • Fuel Camshaft Gear And Governor Shaft Gear
    • FLYWHEEL HOUSING
      • Removal And Installation
    • FLYWHEEL
      • Removal And Installation
      • Ring Gear Removal And Installation
    • RUBBER DRIVE COUPLER
      • Removal And Installation
      • Disassembly
    • TURBOCHARGER
  • SPECIFICATIONS
    • LOADER BACKHOE SPECIFICATIONS
      • Loader Backhoe Dimensions
      • Performance
      • Controls
      • Engine
      • Hydraulic System
      • Electrical
      • Drive System
      • Capacities
      • Tires
    • ENGINE SPECIFICATIONS
      • Engine Compression
      • Fuel Injection Nozzles
      • Fuel Injection Pump
      • Cylinder Head
      • Valves
      • Valve Springs
      • Rocker Arms
      • Camshaft
      • Cylinders
      • Piston Rings
      • Pistons
      • Crankshaft
      • Oil Pump
      • Thermostat
      • Grinding Specifications for the Crankshaft
    • LOADER BACKHOE TORQUE
      • Specifications
    • TORQUE SPECIFICATIONS FOR BOLTS
      • Torque For General Metric Bolts
    • HYDRAULIC/HYDROSTATIC FLUID SPECIFICATIONS
      • Specifications
    • CONVERSIONS
      • Decimal And Millimeter Equivalents
      • U.S. To Metric Conversion
  • SMR
    • B100-1
    • B100-2
    • B100-3
    • B100-4
    • B100-5
    • B100-6
    • B100-7
    • B100-8

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