🏷️ Basic Information

Make:

David Brown

Manufacturer:

J.I. Case

Model:

1690 Tractor

Model Code Series:

1690 (also covers 1490, 1494, 1594)

👋 Introduction

Positioning:

Authoritative Factory Service Manual for the J.I. Case David Brown 1690 Tractor and related models, emphasizing authenticity over aftermarket alternatives.

Value Proposition:

Provides essential, accurate factory data for owners and technicians aiming to maintain and repair the David Brown 1690 tractor effectively.

Differentiation:

Distinguished by its claim of being the 'REAL FACTORY MANUAL' with over 2100 pages, offering superior detail and accuracy compared to other available manuals.

Features:

Instant Download, Comprehensive Coverage, High-Quality PDF, Detailed Diagrams, Searchable and Bookmarked for Efficient Navigation.

Authenticity:

Emphasizes authenticity, crucial for collectors and serious restorers who demand factory-correct information.

📋 Manual Details

Primary Coverage:

David Brown 1690 Tractor

Secondary Coverage:

David Brown 1490, 1494, 1594 Tractors

Total Pages:

Over 2100

Type:

Factory Service Repair Manual (Workshop Manual)

Language:

English

Format:

PDF (Download)

📖 Manual Coverage

General:

General Information and Procedures

Engines:

Engine Removal, Cylinder Head, Valves, Rocker Arms, Six Cylinder Engines, Cylinder Block, Crankshaft, Main Bearings, Flywheel, Oil Seals, Lubrication System, Cooling System, Turbocharger, Turbocharger Failure Analysis

Fuel System:

Fuel System, Thermostart System, Fuel Injection Pumps, Fuel Injectors, Fuel Tanks, Fuel Tank Removal

Electrical:

Wiring Diagrams (High Platform, Low Profile), Electrical System Troubleshooting, Cab Electrical System Troubleshooting (Sims Cab), Electrical Equipment, Cab Electrical Wiring Diagram

Steering:

Steering Hand Pump, Steering System Oil Pump, Front Axle (MFD - David Brown, Carrara AE3, Carrara 709/19), Hydrostatic Steering (High Platform)

Power Train:

Tractor Separation, Power Shift Hydraulic Pump, Power Shift, Power Shift Control Valve, Power Shift Sequence Valves, Independent Clutch Assembly, 12 Speed Synchromesh Transmission, Three Speed Transmission (Power Shift), 12/12 Laycock Independent PTO Clutch, Transfer Gearbox (MFD - David Brown, Carraro), PTO - Reversible Shaft, Differential (Synchromesh Transmission, Power Shift Transmission), Final Drive

Brakes:

Brake Valves, Lines, Linkage, Air Removal, Brakes

Hydraulic:

Filters, Pumps, Relief Valve, Inlet Filter, Remote Valve and Couplers, Hydraulic Adjustments, Hydraulic System Specifications, Troubleshooting, Oil Cooler, Selectamatic Valve, Selector Dial Mechanism, Lower Link Sensing, Draft Sensing Units

Chassis:

Engine Cover, Cab Removal

Front Axle Mfd:

Comprehensive coverage of front-wheel drive (MFD) axles, including various manufacturer types (David Brown, Carrara).

Selectamatic System:

In-depth coverage of the Selectamatic valve and selector dial mechanism for hydraulic control.

Maintenance:

Routine Maintenance, Lubrication Schedules, Fluid Changes

Diagnostics:

Troubleshooting Guides for Electrical, Hydraulic, and Power Train Systems

Repair:

Component Removal, Installation, and Overhaul Procedures for all Major Systems

Disassembly Assembly:

Detailed Exploded Diagrams for Component Reassembly

Troubleshooting:

Extensive troubleshooting sections for all major tractor systems to aid in fault diagnosis.

Electrical Troubleshooting:

Detailed procedures for diagnosing and rectifying electrical system faults, including cab wiring.

Depth:

Comprehensive Factory-Level Technical Information for Maintenance, Repair, and Overhaul

Diagnostic Tools:

While not explicitly listing tools, the detailed diagrams and procedures imply the use of standard mechanical and hydraulic diagnostic tools.

Component Rebuild:

Provides the necessary technical specifications and procedures for complete engine, transmission, and hydraulic component rebuilds.

📊 Manual Specifications

PDF Features:

Searchable Text, Bookmarks, Indexed

Digital Enhancements:

Enhanced PDF features (bookmarks, searchable text, index) significantly improve usability and efficiency.

File Type:

Digital PDF

Quality Enhancements:

Improved Quality PDF

Digital Binding:

N/A (Digital Download)

Digital Format:

N/A (Digital Download)

Device Compatibility:

All Versions of Windows, Mac, iOS, BB, iPhone, iPad, Android, etc.

Navigation:

Fully bookmarked chapters for quick access to specific service and repair procedures.

Viewing Options:

Manual can be viewed on any computer, zoomed for detailed inspection, and printed page by page or in its entirety.

Print Flexibility:

Users can print specific pages or the entire manual as needed, avoiding damage to a physical copy.

⚙️ Engine Specifications

Engine Type:

Diesel (Specific engine details for 1690 not explicitly stated but implied to be within the scope of the manual, likely a Case-built or David Brown engine).

Performance Details:

Manual provides specifications and troubleshooting for engine performance, including power output, torque, and operating parameters.

Fuel System Components:

Detailed coverage of fuel injection pumps, injectors, fuel tanks, and associated systems.

Fuel Delivery:

Coverage includes the fuel system's operation and maintenance, crucial for optimal engine running.

Engine Variations:

Covers both 4-cylinder (1490, 1494) and 6-cylinder (1594, 1690) engine configurations.

Turbocharger Systems:

Includes detailed information on turbocharger operation, maintenance, and failure analysis for relevant models.

Lubrication Cooling:

Detailed coverage of engine lubrication and cooling systems, including their maintenance and repair.

🔧 Transmission

Transmission Options:

Includes coverage of 12 Speed Synchromesh Transmission, Three Speed Transmission (Power Shift), and Power Shift transmissions.

Pto Clutch:

Specific details on the 12/12 Laycock Independent PTO Clutch.

Power Shift Details:

In-depth coverage of Power Shift systems, including hydraulic pumps, control valves, and sequence valves.

Pto System:

Detailed information on PTO systems, including reversible shafts and clutch assemblies.

Gearbox Details:

Detailed coverage of Synchromesh gearboxes and Power Shift transmissions, including their internal components.

📐 Dimensions

Configuration Options:

Covers both High Platform and Low Profile tractor configurations, including specific wiring diagrams for each.

Weight Details:

Manual likely contains specifications for tractor weight, operating weight, and axle loads, crucial for maintenance and repair.

🛡️ Safety Features

Safety Features:

Manual includes information on brake systems, hydraulic safety features, and troubleshooting of safety-related components.

Brake System:

Detailed coverage of brake valves, lines, linkage, and air removal procedures.

💡 Technology Features

Infotainment Systems:

N/A (Focus is on core agricultural machinery operation and repair, not typically infotainment).

Assistance Features:

N/A (Tractors of this era typically do not feature advanced driver assistance systems).

Connectivity Features:

N/A (Focus is on mechanical and electrical systems, not electronic connectivity).

🔧 Maintenance

Interval Details:

The manual undoubtedly contains detailed service intervals for engine oil, transmission fluid, hydraulic fluid, and filter changes.

Filter Replacement:

Guidance on replacement intervals for fuel, oil, and hydraulic filters.

Engine Oil:

Likely specifies SAE viscosity grades and API service classifications for engine oil.

Hydraulic Fluid:

Details required hydraulic fluid types and specifications for optimal performance and longevity.

Transmission Fluid:

Specification of appropriate transmission fluids for both Synchromesh and Power Shift gearboxes.

Common Wear Items:

The manual's troubleshooting sections will address common wear items and potential issues in the engine, transmission, and hydraulic systems.

Common Failures:

Troubleshooting sections are designed to address common failure points identified by the manufacturer.

📚 Vehicle History

Heritage:

David Brown tractors are known for their robust build and agricultural heritage, integrated into the J.I. Case product line.

Evolution:

The 1690 is part of a series of tractors that likely saw refinements and updates, all of which would be detailed within a comprehensive factory manual.

Tractor Series:

Provides a historical context for the 1690 within the David Brown and J.I. Case tractor lineage.

Production Context:

Produced under the J.I. Case brand, inheriting the David Brown legacy, indicating a period of significant agricultural machinery development.