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David Brown

David Brown 850 950 Implematic Hydraulics Tractor Workshop Service & Repair Manual

David Brown 850 950 Implematic Hydraulics Tractor Workshop Service & Repair Manual

$16.99
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Machine data plateRef 50936
Brand
David Brown
Equipment
Tractors
Models covered
850 Implematic
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

  • Download link opens on the order page immediately
  • The same link is emailed to you — re-download any time
  • Open on phone, tablet or PC; print only the pages you need
  • Not sure it covers your serial range? Ask us before you buy
🏷️ Basic Information
Identification
Make:
David Brown
Model:
850 / 950 Implematic
Model Variant:
Implematic hydraulic system
Production Years Covered:
Late 1950s to 1960s
👋 Introduction
Market Position
Target Audience:
Owners, mechanics, technicians, and restoration enthusiasts of David Brown 850/950 Implematic tractors.
Competitive Analysis
Value Proposition:
Provides comprehensive, factory-level technical information for essential maintenance and repair, eliminating the need for costly professional diagnostics or service.
Key Features
Content Quality:
Hundreds of pages with detailed photos, diagrams, and step-by-step instructions.
Accessibility:
Instant download for immediate access on various devices.
Completeness:
Full factory workshop manual, covering all aspects of repair and servicing.
📋 Manual Details
Coverage Areas
Primary Coverage:
Hydraulics, Service, Repair, Troubleshooting
Page Count
Estimated Pages:
Hundreds
Manual Type
Type:
Factory Service Repair Workshop Manual
Language
Language:
English
Format
Format:
Downloadable PDF
Delivery Method:
Instant download
📖 Manual Coverage
Systems Covered
Hydraulics System:
Comprehensive coverage of the Implematic hydraulic system, including pump, control valve, cylinders, and linkage.
Engine Service:
Detailed procedures for engine maintenance, overhaul, and troubleshooting.
Transmission And Drivetrain:
Information on gearbox, differential, rear axle, and PTO maintenance and repair.
Electrical System:
Wiring diagrams, component testing, and troubleshooting for the tractor's electrical systems.
Cooling System:
Radiator, thermostat, water pump, and fan maintenance and repair.
Fuel System:
Carburetor or fuel injection system servicing, fuel pump, and filter replacement.
Braking System:
Brake adjustment, lining replacement, and hydraulic system maintenance.
Steering System:
Steering box maintenance, linkages, and wheel alignment procedures.
Chassis And Bodywork:
Frame, fenders, dashboard, and operator controls repair and adjustment.
Power Take Off PTO:
Service and repair procedures for the PTO engagement and drive mechanism.
Instrumentation And Controls:
Information on dashboard gauges, levers, pedals, and switches.
Procedures Included
Troubleshooting Guides:
Extensive troubleshooting charts for common and uncommon issues.
Routine Maintenance:
Step-by-step instructions for all scheduled maintenance tasks.
Major Repairs:
Detailed procedures for complete engine rebuilds, transmission overhauls, and hydraulic system repairs.
Component Disassembly And Reassembly:
Highly detailed exploded diagrams and instructions for every component.
Adjustment Procedures:
Precise adjustment instructions for clutch, brakes, linkage, and more.
Torque Specifications:
Accurate torque values for all critical fasteners.
Hydraulic System Calibration:
Procedures for calibrating the hydraulic control system for optimal performance.
Engine Timing Adjustment:
Details on setting ignition timing and valve clearances.
Wheel Alignment And Tracking:
Specifications and procedures for ensuring correct wheel alignment.
Technical Depth
Depth:
Professional-grade, suitable for mechanics and experienced technicians.
Diagnostic Procedures:
In-depth diagnostic procedures for identifying and resolving mechanical and electrical faults.
Illustrations:
Hundreds of detailed photos and diagrams, including exploded views.
Parts Information
Parts Identification:
Detailed parts breakdowns for ordering and replacement.
Specifications:
Technical specifications for all components.
📊 Manual Specifications
File Format
File Type:
PDF
Compatibility:
Windows and macOS compatible.
Requirements:
PDF reader required.
Searchability:
Likely contains searchable text, facilitating quick access to information.
Print Quality
Printability:
Full page printing capability.
Binding Type
Binding:
Digital Download (No physical binding)
Paper Type
Paper:
Digital (Printable on standard paper)
⚙️ Engine Specifications
Primary Engine
Engine Type:
David Brown 4-cylinder diesel engine (specific model designation not provided in product info, but typically AD4/55 or similar variants).
Performance
Horsepower:
850 model typically around 40-45 HP, 950 model typically around 45-50 HP (depending on specific engine variant and tuning).
Torque:
Specifications vary by engine variant but generally optimized for torque at lower RPMs for agricultural work.
Fuel System
Fuel Type:
Diesel
Injection System:
Typically indirect injection, possibly rotary or inline injection pump (e.g., CAV Simms or similar).
Cooling System
Cooling Method:
Water-cooled, pressurized system.
🔧 Transmission
Standard Transmission
Gearbox Type:
Constant mesh gearbox with multiple forward and reverse gears.
Optional Transmission
N/A:
N/A - Not specified for this model
Features
Drivetrain:
Rear wheel drive, typical for tractors of this era.
PTO:
Power take-off with independent engagement.
📐 Dimensions
Exterior
Wheelbase:
N/A - Not specified for this model
Length:
N/A - Not specified for this model
Weights
Curb Weight:
N/A - Not specified for this model
🛡️ Safety Features
Ratings / Crash Test Information
Ratings:
N/A - Agricultural tractor, not safety rated.
Active Features
Brakes:
Drum brakes on rear wheels.
Steering:
Manual steering, recirculating ball type.
Passive Features
Roll Over Protection:
N/A - Not equipped from factory.
Safety Starts:
Neutral safety switch.
💡 Technology Features
Infotainment
Audio System:
N/A - Not fitted.
Driver Assistance
Hydraulic Controls:
Implematic draft and position control.
PTO:
Independent PTO with hydraulically engaged clutch.
Instrumentation:
Basic gauges for temperature, oil pressure, fuel level.
🔧 Maintenance
Service Intervals
Engine Oil:
Every 50 hours or as specified in manual.
Transmission Oil:
Every 100 hours or as specified.
Fluid Specifications
Engine Oil:
SAE 30 or 15W-40 diesel-rated oil.
Transmission/Hydraulic Oil:
ISO 32 or similar, check manual.
Known Issues / Common Wear Items
Common Issues:
Hydraulic pump seals and filters may need replacement; perished rubber seals in steering and brakes.
Wear Items:
Brake linings, clutch plates, injectors, starter motor brushes.
📚 Vehicle History
Brand Heritage
Manufacturer:
David Brown Ltd., renowned British tractor manufacturer.
Model Evolution
Evolution:
Evolved from earlier David Brown models; later replaced by the 880/990 series.
Production Location
Location:
United Kingdom
🏆 Awards & Recognition
Recognitions
Historical Significance:
Recognized for its advanced hydraulic system for its time.
N/A:
N/A - No specific awards found.

Delivery & file format

This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

Check the serial range before you buy

Manufacturers change procedures and part numbers by serial-number break. If your data plate shows a serial prefix that is not listed above, contact us with the model and serial number and we will confirm coverage before you order.

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  • Print-ready PDF Searchable text, print the pages you need for the workshop.
  • Phone, tablet, PC Open it in the cab, the workshop or the office.