CASE I.H. 1490 (DAVID BROWN) Service Repair Manual

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Stichworte: 1490 Agriculture CASE Case I.h. DAVID BROWN Tractor Tractors

Produktvarianten

Beschreibung

This service repair manual provides comprehensive technical information for the CASE I.H. (David Brown) 1490 tractor, a robust agricultural machine known for its reliability and performance. Produced approximately in the early to mid-1980s, this model represents a significant step in tractor engineering, offering dependable power for a wide range of farming operations. Its heritage as a David Brown product, later integrated into the Case Corporation, speaks to a legacy of durable and effective agricultural machinery designed for demanding work. This manual serves as an essential resource for owners, mechanics, and technicians, covering all aspects of maintenance, repair, and troubleshooting. It details procedures for the engine, drivetrain, hydraulics, electrical system, chassis, transmission, steering, braking, cooling, and fuel systems. With step-by-step instructions, high-quality diagrams, and diagnostic charts, this guide ensures that the CASE I.H. 1490 can be kept in optimal working condition, facilitating efficient repairs and long-term operational integrity.

🏷️ Basic Information

Identification

Make:

CASE I.H. (David Brown)

Model:

Product Type:

Service Repair Manual

👋 Introduction

Market Position

Market Position:

A vital technical resource for owners and mechanics of the CASE I.H. 1490 (David Brown) tractor, offering professional-level repair and maintenance information.

Target Audience:

Farm owners, agricultural mechanics, service technicians, and hobbyist tractor restorers.

Competitive Analysis

Competitive Analysis:

Positioned as the definitive service manual, equivalent to those used in official service repair shops, providing in-depth and accurate information that saves time and ensures correct repairs.

Key Features

Key Features:

Comprehensive coverage, high-quality diagrams, step-by-step instructions, digital format for immediate access and on-site use, suitability for both DIY users and professional mechanics.

📋 Manual Details

Coverage Areas

Coverage Areas:

Maintenance, Repair, Troubleshooting, Diagnostics

Page Count

Page Count:

Not specified, but described as 'complete' and 'packed with all the information you need'

Manual Type

Manual Type:

Service Manual / Repair Manual

Language

Language:

English (implied by context and typical service manual content)

Format

Format:

📖 Manual Coverage

Systems Covered

Systems Covered:

Engine, Drivetrain, Hydraulics, Electrical System, Chassis, Transmission, Steering, Braking System, Cooling System, Fuel System, PTO, Linkage, Operator Station

Engine Overhaul:

Detailed procedures for engine disassembly, component inspection, repair, and reassembly, including cylinder head, pistons, crankshaft, and valve train.

Transmission And Drivetrain Repair:

Comprehensive guidance on servicing the clutch, gearbox, differential, final drives, and PTO assembly.

Hydraulic System Diagnostics:

Troubleshooting and repair of the hydraulic pump, control valves, lift arms, and hydraulic circuits, including pressure testing and component replacement.

Electrical System Troubleshooting:

Detailed wiring diagrams, component testing procedures for starter, alternator, battery, lighting, and instrumentation.

Chassis And Steering Repair:

Front axle assembly, steering linkages, steering column, and power steering unit maintenance and repair.

Three Point Hitch Service:

Maintenance and repair of the Category 2 or 3 three-point hitch system, including lift arms, stabilizers, and draft control.

Procedures Included

Procedures Included:

Routine maintenance, scheduled servicing, component disassembly and reassembly, troubleshooting common faults, diagnostic procedures, adjustments, calibration, overhaul procedures, repair techniques

Engine Tune Up:

Instructions for setting valve clearances, fuel injection timing, air filter replacement, and cooling system maintenance.

Brake System Repair:

Procedures for servicing brake master cylinder, wheel cylinders, brake discs/drums, and hydraulic lines.

Cooling System Maintenance:

Information on radiator, water pump, thermostat, and coolant replacement procedures.

Fuel System Servicing:

Guidance on fuel filter replacement, injection pump checks, and injector servicing.

Power Take Off Servicing:

Procedures for PTO engagement, clutch adjustments, and component replacement for the rear PTO.

Operator Station Adjustment:

Guidance on adjusting seat, controls, and pedals for optimal operator comfort and ergonomics.

Safety Precautions:

Emphasis on safety procedures and warnings throughout the manual to ensure safe operation and repair.

Technical Depth

Technical Depth:

Comprehensive, from basic maintenance to complete disassembly and rebuild. Includes step-by-step instructions, exploded diagrams, and manufacturer specifications.

Diagnostic Charts:

Inclusion of troubleshooting charts and flow diagrams to systematically identify and resolve common issues.

Exploded Views:

High-quality exploded diagrams illustrating component relationships and assembly sequences.

Torque Specifications:

Provision of critical torque values for fasteners throughout the tractor for accurate assembly.

Troubleshooting Flowcharts:

Detailed flowcharts designed to guide technicians through diagnostic sequences for various system malfunctions.

Component Part Numbers:

Likely includes reference to OEM part numbers where applicable, facilitating parts ordering.

Schematics:

Inclusion of detailed schematic diagrams for hydraulic and electrical systems.

📊 Manual Specifications

File Format

File Format:

Searchable Text:

PDF format typically allows for text searching, enhancing usability for finding specific information quickly.

Print Quality

Print Quality:

High quality diagrams and illustrations. Designed for clear display with Adobe PDF Reader.

Diagram Clarity:

Explicitly stated as 'top quality diagrams and instructions' and 'comprehensive diagrams, in depth illustrations'.

Binding Type

Binding Type:

Digital Download (PDF). No physical binding.

Paper Type

Paper Type:

Not Applicable (Digital Format). Designed to be printed on demand by the user.

⚙️ Engine Specifications

Primary Engine

Engine Type:

Diesel (Specific engine model not provided in product info, but typically Perkins or similar for this era of tractor)

Engine Manufacturer:

Likely Perkins (common in David Brown tractors of this era), or Case IH manufactured engine depending on the specific transition period.

Displacement:

Typically around 220-250 cubic inches (3.6-4.1 Liters) for engines in this HP range. Requires manual confirmation.

Performance

Horse Power:

Typically in the range of 70-80 PTO HP for the 1490 model (Requires specific model year and engine variant confirmation)

Fuel System

Fuel System Type:

Direct Injection Diesel (Standard for this class of tractor)

🔧 Transmission

Standard

Transmission Type:

David Brown 'Selectamatic' transmission or similar mechanical gearbox with range splitter. Specific gearbox designation not provided.

Optional

Optional Transmission:

Not specified in product information. PTO options would be more relevant.

Features

Transmission Features:

Likely features multiple forward and reverse gears, a high/low range splitter, and potentially a creeper gear depending on the specific configuration.

📐 Dimensions

Exterior

Wheelbase:

Estimated 84-90 inches (Typical for this class of tractor, requires manual confirmation)

Length:

Estimated 120-140 inches (4WD variations may differ). Requires manual confirmation.

Width:

Estimated 70-80 inches (Tread width adjustable). Requires manual confirmation.

Height:

Estimated 95-105 inches to top of steering wheel/dashboard (without cab). Requires manual confirmation.

Interior

Operator Station Type:

Open station with ROPS, or optional cab. Specific details depend on configuration.

Cargo

Cargo Capacity:

N/A (Tractor)

Weights

Operating Weight:

Approximately 7,500 - 8,500 lbs (Unballasted, depends on configuration. Requires manual confirmation)

🛡️ Safety Features

Ratings

Safety Ratings:

N/A (Tractor safety is typically governed by ROPS, PTO guards, and operational procedures detailed in the manual).

Active Features

Active Safety Features:

Brakes, PTO shield, warning lights (if equipped), operator presence system (depending on configuration).

Passive Features

Passive Safety Features:

Roll Over Protective Structure (ROPS) if fitted, operator seat belt, shielding of moving parts.

💡 Technology Features

Infotainment

Infotainment System:

N/A (Basic agricultural tractor, no modern infotainment features).

Driver Assistance

Driver Assistance Features:

N/A (Basic agricultural tractor, no electronic driver assistance systems).

Connectivity

Connectivity Options:

N/A (Basic agricultural tractor, no electronic connectivity).

🔧 Maintenance

Service Intervals

Engine Oil Change Interval:

Typically 250 hours or annually (Requires manual confirmation for exact intervals and oil type)

Air Filter Replacement Interval:

Inspect regularly, replace as needed or at least annually. Sensitive to operating conditions. Requires manual confirmation.

Fuel Filter Replacement Interval:

Typically every 250-500 operating hours or annually. Requires manual confirmation.

Fluid Specifications

Hydraulic Fluid Type:

Hydraulic/Transmission Oil, e.g., Case IH Hy-Tran, UTF (Universal Tractor Fluid), or equivalent API GL-4 rated oil (Requires manual confirmation)

Engine Oil Type:

Viscosity grade typically 15W-40 or 10W-30 depending on climate. API classification appropriate for diesel engines (e.g., API CD/CE/CF). Requires manual confirmation.

Coolant Type:

Ethylene Glycol based permanent antifreeze. Standard green or yellow coolant types common for this era. Requires manual confirmation.

Transmission Fluid Capacity:

Typically 10-15 gallons (38-57 Liters) for combined hydraulic and transmission reservoir. Requires manual confirmation.

Known Issues

Common Issues:

Potential for wear in transmission synchronizers, hydraulic pump wear, and electrical connector corrosion. Specific issues covered in detail within the manual.

Common Wear Items:

Clutch assembly, hydraulic pump seals, PTO clutch pack, steering components, and alternator brushes.

📚 Vehicle History

Brand Heritage

Brand Heritage:

David Brown was a prominent British tractor manufacturer, later integrated into Case Corporation, and subsequently CNH Global. Known for robust and reliable agricultural machinery.

Model Evolution

Model Evolution:

The 1490 is part of the David Brown 1200 and 1400 series, representing a significant advancement in tractor design and capability during its production era.

Production

Production Years:

Approximately early to mid-1980s (Specific year range requires manual confirmation, likely pre-Case IH branding consolidation for this model).