Target Audience:
Owners, operators, and service technicians of David Brown 1190, 1194, 1290, 1390, 1394, 1490, 1494, 1594, and 1690 tractors seeking to perform their own maintenance and repairs.
Value Proposition:
Provides comprehensive, step-by-step instructions with pictures, enabling users to save significant costs on professional servicing and repairs.
Manual Features:
Instant delivery via email, permanent access after download, ability to print specific sections, and device versatility.
Customer Assurance:
Customer Satisfaction Guaranteed.
Engine:
Detailed diagnosis, repair, and overhaul procedures for all engine variants powering these models, including cylinder head, block, crankshaft, pistons, connecting rods, camshafts, valve train, and cooling system.
Fuel System:
Comprehensive coverage of fuel injection systems (e.g., rotary and inline pumps), carburetors (if applicable), fuel filters, fuel lines, and tank servicing.
Transmission:
In-depth repair and overhaul procedures for various transmission types (e.g., manual, powershift, hydrostatic), including clutch, gearbox, differential, and final drive assemblies.
Hydraulic System:
Detailed information on the hydraulic pump, control valves, cylinders, lift arms, PTO engagement, and auxiliary hydraulic circuits, including troubleshooting and component repair.
Electrical System:
Complete wiring diagrams, troubleshooting guides for starting, charging, lighting, and accessory systems, including starter motor, alternator, battery, and control modules.
Braking System:
Procedures for servicing and repairing mechanical and hydraulic braking systems, including brake discs, drums, calipers, master cylinder, and parking brake.
Steering System:
Repair and maintenance of power steering systems, steering linkages, tie rods, and associated hydraulic components.
Chassis And Suspension:
Information on front axle, rear axle housing, planetary gears, and any suspension components (if applicable to specific models).
Operator Station:
Details on dashboard instrumentation, controls, seating, operator comfort features, and cabin components.
Routine Maintenance:
Step-by-step instructions for oil changes, filter replacements (oil, fuel, air), coolant checks, greasing points, and lubrication schedules.
Troubleshooting:
Diagnostic charts and procedures for identifying and resolving common operational problems across all vehicle systems.
Component Repair:
Detailed instructions for dismantling, inspecting, repairing, and reassembling major components like engines, transmissions, hydraulics, and axles.
Overhaul Rebuild:
Comprehensive guidance for complete engine rebuilds, transmission overhauls, and hydraulic system refurbishment.
Adjustments:
Procedures for adjusting clutch engagement, brake pedal travel, valve lash, injection timing, and hydraulic pressures.
Electrical Diagnostics:
Step-by-step troubleshooting for electrical faults using wiring diagrams and multimeter readings.
Depth:
Complete Workshop Service Repair Manual covering all aspects from routine maintenance to full engine and transmission overhauls, suitable for both novice and experienced mechanics.
Engine Family:
David Brown's in-house diesel engines, typically 3 or 4-cylinder naturally aspirated units.
Horsepower Range:
Variable by model, generally ranging from approximately 60 HP for the 1190 series to over 100 HP for the 1690 series. Specific figures would be detailed within the manual.
Torque Characteristics:
Designed for strong low-end torque crucial for agricultural applications. Detailed torque specifications for component assembly will be in the manual.
Injection Type:
Likely Bosch inline or rotary fuel injection pumps, specific types vary by engine and model year. Details on pump timing and servicing are critical.
Cooling Method:
Water-cooled, typically with a radiator, fan, thermostat, and water pump. Manual will detail coolant types and capacities.
Oil Type Spec:
The manual will specify appropriate SAE viscosity grades and API service classifications for engine oil, likely in the 15W-40 or 20W-50 range depending on operating temperature.
Engine Details:
The manual covers various David Brown engine codes specific to each tractor model series (e.g., AD4.203, 700 Series engines), including bore, stroke, and displacement figures.
Gearbox Type:
Typically a fully synchronized constant mesh gearbox with multiple forward and reverse gears. Some models may feature a Hi-Lo or splitter gear.
Powershift Option:
Certain higher horsepower models or specific configurations may offer a powershift or torque amplifier option. The manual will detail these systems.
Pto Options:
Independent PTO (540/1000 RPM) and ground speed PTO are common. Manual covers engagement, disengagement, and servicing.
Transmission Oil Type:
The manual will specify the correct transmission and hydraulic fluid (e.g., UTF - Universal Tractor Transmission fluid) and its viscosity grade, along with refill capacities.
Clutch Service:
Detailed steps for clutch inspection, adjustment, and replacement, including single and dual-clutch systems.
Gearbox Overhaul:
Comprehensive instructions for disassembling, inspecting, and reassembling the main gearbox, including synchromesh rings, gears, shafts, and bearings.
Overall Length:
Varies by model. Manual will provide specific dimensions for wheelbase, length, width, and height.
Track Width Adjustment:
The manual may detail how to adjust front and rear track widths for different row crop applications.
Operating Weight:
Weights vary significantly by model. Manual will list base operating weights and potential GVWR (Gross Vehicle Weight Rating).
Front Rear Weight Distribution:
Information relevant to ballast and proper weight distribution for stability and traction will be within the manual.
Rollover Protection:
While these tractors may have been manufactured before stringent ROPS (Roll-Over Protective Structure) mandates, the manual may cover factory-fitted or aftermarket ROPS installation and maintenance if applicable.
Braking Safety:
Focus on proper brake adjustment and maintenance for effective stopping power.
Operator Station Design:
Details on operator controls and ergonomics aimed at safe operation.
General Precautions:
The manual will include essential safety precautions for operating, maintaining, and repairing the tractor, including warnings regarding moving parts, hot surfaces, and hydraulic pressure.
Engine Oil Filter Change:
Typically every 250-500 operating hours, or annually. Manual will provide exact interval based on engine type and oil quality.
Fuel Filter Replacement:
Recommended at regular intervals, often coinciding with oil changes or as per troubleshooting indications.
Air Filter Cleaning Replacement:
Daily or weekly inspection and cleaning in dusty conditions; replacement as per manual's specified interval or condition.
Transmission Hydraulic Fluid Change:
Typically every 500-1000 operating hours, with filter changes at similar intervals or more frequently if specified.
Coolant Type:
The manual will specify the correct type and mixture of antifreeze/coolant (e.g., ethylene glycol-based) and its concentration for optimal protection.
Grease Type:
Recommended lithium-based or EP (Extreme Pressure) greases for lubrication points. Manual will detail specific types and NLGI grades.
Common Wear Items:
Potential wear on clutch components, hydraulic seals, PTO splines, and frontend axle components. Manual provides inspection and replacement procedures.
Electrical Gremlins:
Older wiring harnesses can degrade, leading to intermittent electrical faults. Manual's diagrams and troubleshooting are essential.
Lubrication Schedule:
Detailed schedule for greasing universal joints, kingpins, steering components, and PTO shafts.
David Brown Legacy:
David Brown Tractors Ltd. was a British manufacturer known for robust and reliable agricultural machinery, with a history dating back to the early 20th century, later becoming part of Tenneco (Case IH).
Series Development:
The 1190, 1194, 1290, 1390, 1394, 1490, 1494, 1594, 1690 series represent a significant era of David Brown tractor development, often featuring improved engines, transmissions, and operator comfort compared to earlier models.
Production Era:
These models were primarily produced from the late 1970s through the 1980s, before the transition to the Case IH branding.
