David Brown 1490 Tractor Factory Service Repair Manual

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The David Brown 1490 Tractor, produced from the late 1970s into the 1980s, is a robust and versatile utility tractor engineered for agricultural and industrial applications. It is recognized for...

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Type: Tractor

Vendor:

Sku: 97371

Tags: 1490 Agriculture CASE David Brown Tractor Tractors

Product variants

Description

The David Brown 1490 Tractor, produced from the late 1970s into the 1980s, is a robust and versatile utility tractor engineered for agricultural and industrial applications. It is recognized for its reliable engine performance, delivering substantial power output for its class, and features a capable hydraulic system designed for efficient operation of various implements. The 1490 was built with operator comfort and ease of use in mind, making it suitable for extended working periods. Its engineering reflects the heritage of David Brown Tractors Ltd., a respected British manufacturer known for producing durable and dependable machinery. This Factory Service Repair Manual provides comprehensive English-language coverage for the David Brown 1490 Tractor. It is intended for professional mechanics and experienced owners, offering in-depth technical details for maintenance, troubleshooting, and repair. The manual covers all major systems, including the engine, fuel, cooling, lubrication, transmission, hydraulic, electrical, steering, braking, and operator station. Detailed procedures for routine maintenance, component overhaul, calibration, and adjustment are included, alongside systematic troubleshooting guides and clear explanations of wiring diagrams. This resource is essential for ensuring the longevity and optimal performance of your David Brown 1490 Tractor.

🏷️ Basic Information

Identification

Make:

David Brown

Model:

1490 Tractor

👋 Introduction

Market Position

Positioning:

A robust and versatile utility tractor, the David Brown 1490 was designed for agricultural and industrial applications.

Key Features

Engine Power:

Known for its reliable engine performance and substantial power output for its class.

Hydraulic Capacity:

Equipped with a capable hydraulic system for operating implements.

Operator Comfort:

Designed with operator comfort and ease of use in mind for extended working periods.

📋 Manual Details

Coverage Areas

Coverage Scope:

Comprehensive service and repair for David Brown 1490 Tractor

Page Count

Estimated Page Count:

N/A (Digital PDF)

Manual Type

Type:

Factory Service Repair Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine System:

Detailed diagnostics, repair, and overhaul of the engine

Fuel System:

Fuel injection system, pumps, filters, and carburetor (if applicable)

Cooling System:

Radiator, thermostat, water pump, hoses, and coolant specifications

Lubrication System:

Oil pump, oil filter, lubrication passages, and oil specifications

Transmission System:

Gearbox, clutch, PTO (Power Take-Off) system, and hydraulic transmission components

Hydraulic System:

Hydraulic pump, control valves, cylinders, hoses, and hydraulic fluid specifications

Electrical System:

Wiring diagrams, starter, alternator, battery, lighting, and instrumentation

Steering System:

Power steering pump, linkages, and steering column

Braking System:

Brake master cylinder, calipers, discs/drums, and brake fluid specifications

Front Axle And Steering:

Front axle components, steering linkages, and wheel alignment

Rear Axle And Differential:

Rear axle housing, differential assembly, and drive shafts

Three Point Hitch And Draft Control:

Adjustment and repair of the hitch and draft control system

Operator Station:

Seat, controls, dashboard, and cab components (if equipped)

Bodywork And Chassis:

Frame, fenders, hood, and mounting points

Procedures Included

Maintenance Procedures:

Routine checks, lubrication, filter replacement, fluid changes

Troubleshooting Guide:

Systematic approach to identifying and resolving common and uncommon issues

Repair Procedures:

Step-by-step instructions for component disassembly, repair, and reassembly

Overhaul Procedures:

Complete engine, transmission, and hydraulic system overhauls

Calibration And Adjustment:

Settings and adjustments for engine, hydraulics, and PTO

Wiring Diagram Interpretation:

Detailed explanation of electrical system schematics

Technical Depth

Depth Of Information:

In-depth technical details suitable for professional mechanics and experienced owners

📊 Manual Specifications

File Format

File Format:

PDF (Portable Document Format)

Print Quality

Print Quality:

High-resolution scans suitable for printing

Binding Type

Binding:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Model:

Typically a David Brown AD4/48 or similar diesel engine

Engine Type:

4-cylinder, naturally aspirated diesel engine

Performance

Horsepower:

Approximately 70-75 PTO horsepower (exact figure may vary by specific configuration)

Torque:

Torque figures are substantial for its class, optimized for pulling power.

Fuel System

Fuel Type:

Diesel

Injection System:

Direct injection, typically with rotary or inline fuel injection pumps (e.g., Lucas CAV)

🔧 Transmission

Standard

Gearbox Type:

David Brown's constant mesh gearbox, often with a twin-lever selector for different speed ranges.

Optional

Powershift:

Some models might have featured a partial powershift option (e.g., High/Low range).

Features

Pto Speeds:

Multiple PTO speeds typically available (e.g., 540/1000 RPM).

Clutch:

Heavy-duty single or double clutch for transmission and PTO operation.

📐 Dimensions

Weights

Operating Weight:

Typically around 2000-2500 kg (4400-5500 lbs) without ballast.

Wheelbase:

Standard agricultural tractor wheelbase, optimized for stability.

💡 Technology Features

Infotainment

Operator Interface:

Functional and robust operator controls, with essential gauges for engine parameters.

Driver Assistance

Traction Control:

Mechanical differential lock for enhanced traction in challenging conditions.

🔧 Maintenance

Service Intervals

Engine Oil Change:

Typically every 250 hours or annually, refer to manual for exact specification.

Hydraulic Fluid Change:

Recommended at intervals such as 1000 hours or as per manual's guidance.

Fluid Specifications

Engine Oil Specification:

Typically API CD or CE rated diesel engine oil, viscosity SAE 15W-40 or 10W-30 depending on climate. Consult manual for exact grade.

Hydraulic Fluid Specification:

Universal Tractor Transmission Oil (UTTO) or equivalent, meeting specific viscosity and performance standards (e.g., John Deere J20C).

Coolant Specification:

Ethylene glycol-based antifreeze with corrosion inhibitors, mixed with distilled water (50/50).

Known Issues

Common Wear Points:

Wear in clutch components, PTO engagement, and potential leaks in hydraulic lines.

Engine Maintenance:

Regular maintenance of fuel filters, air filters, and ensuring proper cooling is crucial for engine longevity.

📚 Vehicle History

Brand Heritage

Manufacturer:

David Brown Tractors Ltd., a historic British tractor manufacturer.

Model Evolution

Production Period:

The 1490 was part of the '90' series, produced from the late 1970s into the 1980s.

Production

Manufacturing Location:

United Kingdom