Case David Brown 770 780 880 890 990 1200 3800 4600 Tractor Service Repair Workshop Manual Download PDF

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This manual covers Case David Brown tractor models 770, 780, 880, 890, 990, 1200, 3800, and 4600, primarily produced from the late 1960s through the early 1980s. These tractors, originating...

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Typ: Tractor

Anbieter:

Art.-Nr: 83770

Stichworte: 1200 3800 4600 770 780 880 890 990 CASE Case David Brown Case Series Manuals Construction Motor Graders Tractor

Produktvarianten

Beschreibung

This manual covers Case David Brown tractor models 770, 780, 880, 890, 990, 1200, 3800, and 4600, primarily produced from the late 1960s through the early 1980s. These tractors, originating from the UK's David Brown legacy and later part of Case Corporation, are recognized for their robust construction and reliable mechanical performance, designed for demanding agricultural applications. They feature sturdy diesel engines, manual transmissions with dual-stage clutches, and integrated hydraulic systems, embodying the solid engineering characteristic of their era. This comprehensive factory service repair workshop manual provides detailed information for owners, operators, mechanics, and technicians. It covers all essential systems, including engine overhaul, drivetrain, hydraulics, braking, steering, and electrical components, along with body and chassis. The manual includes step-by-step repair instructions, maintenance procedures, troubleshooting guides, and technical specifications. Its purpose is to facilitate the effective maintenance, repair, and upkeep of these Case David Brown tractor models, ensuring their continued operational efficiency and longevity.

🏷️ Basic Information

Identification

Make:

David Brown

Manufacturer:

Case Corporation (later Case IH, part of CNH Industrial)

Brand Heritage:

Founded by David Brown in the UK, known for quality tractors and agricultural machinery. Acquired by Tenneco in 1973, later becoming part of Case Corporation.

Parent Company:

CNH Industrial

Codes

Product Line Codes:

770, 780, 880, 890, 990, 1200, 3800, 4600

👋 Introduction

Market Position

Target Audience:

Owners, operators, mechanics, and technicians working on Case David Brown tractors of the specified models.

Competitive Analysis

Value Proposition:

Provides comprehensive, factory-level repair and maintenance information, equivalent to what professionals use, delivered digitally for immediate access and lifetime use.

Key Features

Content Quality:

Detailed photos, diagrams, step-by-step instructions, exploded views for clarity.

Accessibility:

Instant download for use on computers, tablets, and smartphones.

📋 Manual Details

Coverage Areas

Manual Scope:

Comprehensive service, repair, and troubleshooting for Case David Brown tractor models 770, 780, 880, 890, 990, 1200, 3800, 4600.

Page Count

Estimated Page Count:

Hundreds (specific count not provided, but described as 'very detailed').

Manual Type

Type:

Factory Service Repair Workshop Manual

Language

Language:

English (implied by product description and common industry practice for this era).

Format

Delivery Format:

Digital Download (PDF)

📖 Manual Coverage

Systems Covered

Engine Systems:

Engine overhaul, fuel system, lubrication system, cooling system, starting system, electrical system (ignition, charging), exhaust system, troubleshooting.

Drivetrain Systems:

Clutch, transmission (gearbox, power take-off - PTO), final drives, differential, rear axle, front axle (steering and front wheel drive if applicable).

Hydraulic Systems:

Hydraulic pump, control valves, lift arms, draft control, hydraulic fluid specifications, troubleshooting hydraulic issues.

Braking Systems:

Brake system components, service, and repair procedures, parking brake.

Steering Systems:

Mechanical steering, power steering (if equipped), linkage, troubleshooting.

Electrical Systems:

Wiring diagrams, battery, alternator, starter, lighting, gauges, troubleshooting electrical faults.

Body Chassis:

Frame, fenders, operator station, drawbar, hitch, ballast considerations.

Procedures Included

Maintenance:

Scheduled maintenance, lubrication points, filter replacement, fluid checks and changes, pre-operation checks.

Repair:

Step-by-step instructions for component removal, overhaul, inspection, and reassembly.

Troubleshooting:

Systematic diagnostics for common and uncommon problems, fault finding charts.

Technical Specifications:

Torque values, clearances, specifications for all major components.

Technical Depth

Depth:

Comprehensive, covering everything from basic service to full engine and transmission rebuilds, suitable for professional mechanics.

📊 Manual Specifications

File Format

Format:

Searchability:

Likely text-searchable PDF, enhancing usability.

Print Quality

Printable:

Yes, printable (single pages or entire manual).

Binding Type

Binding:

N/A (Digital download, binding is user's choice upon printing).

Paper Type

Paper Type:

N/A (Digital download, paper type is user's choice upon printing).

Licensing

Usage Rights:

Lifetime use on multiple devices, no expiry dates, no renewal fees.

Compatibility

Operating Systems:

Compatible with Windows and macOS computers.

⚙️ Engine Specifications

Primary Engine

Engine Family:

David Brown diesel engines (specific variants would depend on model and year).

Displacement Range:

Typically 3-4 liters for models like 770/780/880/890/990, potentially larger for 1200. (Specific figures vary by model).

Performance

Horsepower Range:

Approximately 45-80 PTO HP across the listed models. (Specific figures vary by model).

Torque Characteristics:

Designed for robust low-end torque suitable for agricultural applications.

Fuel System

Fuel Type:

Diesel

Injection System:

Typically rotary or inline injection pumps (e.g., Simms, CAV, Lucas).

Lubrication System

Oil Type Recommendation:

API CD or CE grade diesel engine oil, viscosity typically SAE 15W-40 or 20W-50 depending on ambient temperature. (Refer to manual for precise specifications).

Cooling System

Coolant Type:

Ethylene glycol based antifreeze/coolant with corrosion inhibitors. (Refer to manual for specific ratios).

🔧 Transmission

Standard

Transmission Type:

Manual transmission with multiple forward and reverse gears. Often features a synchronized gearbox and a high/low range selector.

Optional

Pto Options:

Standard PTO (540 RPM) and sometimes optional ground-speed PTO.

Features

Clutch Type:

Dual-stage clutch (one for transmission, one for PTO).

Transmission Fluid:

API GL-4 or GL-5 gear oil (e.g., SAE 90, SAE 80W-90) for gearbox and differential. Hydraulic fluid for integrated hydraulic systems might be specified separately. (Refer to manual for precise specifications).

📐 Dimensions

Exterior

Wheelbase:

Varies by model, typically around 80-90 inches. (Refer to specific model documentation).

Weights

Operating Weight:

Typically 4,000 - 6,000 lbs (1800 - 2700 kg) depending on configuration. (Refer to specific model documentation).

Drawbar Capacity:

Significant, designed for heavy draft work. (Refer to specific model documentation for ratings).

💡 Technology Features

Infotainment

Operator Interface:

Basic instrumentation including tachometer, oil pressure gauge, coolant temperature gauge, ammeter, and warning lights. No modern infotainment systems.

Driver Assistance

Operator Aid Features:

Power steering (on some models), PTO engagement, 3-point hitch with draft control.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Typically every 200-250 operating hours. (Refer to manual for precise interval).

Fuel Filter Replacement:

As required, or every 250-500 hours. (Refer to manual for precise interval).

Air Filter Maintenance:

Service or replace as needed based on operating conditions, typically with a visual inspection every 50-100 hours.

Fluid Specifications

Hydraulic Fluid:

Often universal tractor transmission oil (UTTO) meeting specific standards, or specialized hydraulic fluid. (Refer to manual for precise specifications).

Transmission Fluid Capacity:

Varies significantly by model and transmission type (e.g., 15-25 liters). (Refer to manual for precise capacity).

Known Issues

Common Wear Items:

Clutch wear, hydraulic pump wear, starter motor, alternator, and potential for leaks from seals and hoses due to age.

Electrical System Concerns:

Aging wiring harnesses, corroded connections, and failing gauges can be common issues in older tractors.

Engine Performance Issues:

Can include hard starting, smoking, or loss of power due to worn injectors, pumps, or compression issues.

📚 Vehicle History

Model Evolution

David Brown Legacy:

These models represent a significant period of David Brown tractor development, known for their robust build and reliable mechanicals, often featuring the distinctive red livery.

Production

Production Era:

These models were primarily produced from the late 1960s through the 1970s and early 1980s.

Manufacturing Location:

United Kingdom (Meltham, Yorkshire).

🏆 Awards & Recognition

Recognitions

Industry Standing:

David Brown tractors from this era are respected for their durability and work ethic in the agricultural sector, representing solid engineering for their time.