Bobcat B250 B Series Backhoe Loader Service Manual (6903864)

Bobcat B250 B Series Backhoe Loader Service Manual 6903864 (6-12)

This professional-grade service manual is tailored for the Bobcat B250 B Series Backhoe Loader (S/N 572911001 & Above), providing full maintenance schedules, repair diagnostics, and detailed system overhauls. Ideal for field mechanics, it includes engine, hydraulic, hydrostatic, drivetrain, electrical, and HVAC support.

Model Covers:

Bobcat B250 B Series Backhoe Loader
S/N 572911001 & Above

Note: For earlier units, consult:

• B250 B Series Manual (6902715) – S/N 572211001 & Above
• Standard B250 Manual (6901852) – S/N 570311001 & Above

File Format: PDF

Size: 30.37 MB

No. of pages: 782

Language: English

Delivery Method: Instant Download – Access your file immediately after purchase.

📑 Table of Contents Overview:

Maintenance & Safety Procedures

• Engine cover, service intervals, coolant flushing, filter and oil replacement
• Lift arm and boom locking systems, transport, axle toe-in and tire servicing
• Daily air filter checks and lubrication of loader components

Hydraulic System Diagnostics

• Arm, boom, bucket, stabilizer, tilt, swing and steering cylinders with rebuild instructions
• Main relief and port valve adjustment, control valve and gear pump service
• Detailed hydraulic schematics and symbol glossary included

Hydrostatic Testing & Components

• Drive motor, pump and oil cooler removal, inspection, assembly and worksheet for testing
• Pump calibration, replenishing valve function and troubleshooting chart

Drive System Rebuild & Calibration

• Front and rear axle disassembly, differential, pinion group, steering knuckle and driveshaft service
• Brake calipers, SAPR components, parking brake, drop box and angle adjustments

Main Frame & Loader Structure

• Cab mounts, panels, fenders, fuel tank, lift arms and stabilizer frame disassembly
• Bucket teeth, Bob-Tach, swing frame, arm and X-Change® system procedures

Electrical & Control Systems

• Alternator, starter, fuses, relays, lights, wipers and instrument panel repair
• Fuel sender testing, wiring schematics and troubleshooting charts

Engine Overhaul & Turbo System

• Complete teardown of crankshaft, pistons, injection, camshaft and timing gears
• Glow plugs, thermostat, governor, fuel pump, flywheel and oil pump diagnostics
• Turbocharger removal and installation with specifications

Heating & HVAC Systems

• Heater unit, blower fan, component diagrams and repair workflows

Specifications & Torque Tables

• Loader/backhoe performance, engine specs, torque for bolts, hydraulic fluid data
• SAE J31 rated load capacity, conversion charts and electrical capacity specs

The Bobcat B250 B Series Service Manual is the definitive maintenance and repair reference for professional technicians handling high-performance loader-backhoe equipment.