Tractor Segment:
Medium-duty utility tractor, suitable for a wide range of agricultural tasks.
Contemporary Competitors:
Competed with models from manufacturers like Massey Ferguson, John Deere, Ford, Fiat, and International Harvester in its class during its production era.
Durability:
Known for robust construction and reliability, characteristic of Case David Brown engineering.
Versatility:
Adaptable to various implements and farm operations with its PTO, hydraulic system, and drawbar.
Operator Comfort:
Designed with operator comfort and ease of use in mind for extended work periods.
Authenticity Claim:
Explicitly stated as genuine factory manuals, differentiating from aftermarket or condensed versions.
Primary Coverage:
Comprehensive service and repair procedures, detailed parts identification and breakdown for the Case David Brown 1494 Tractor.
Service Manual Estimated Pages:
300-500+ (typical for factory service manuals of this era)
Parts Manual Estimated Pages:
200-400+ (typical for factory illustrated parts catalogs)
Service Manual:
Factory Service Repair Manual
Parts Manual:
Factory Illustrated Parts Catalog
Primary Language:
English
Delivery Format:
Download PDF
Powertrain:
Engine (disassembly, assembly, overhaul, troubleshooting), transmission (gearbox, clutch, PTO, differentials), final drives, axle systems.
Chassis And Frame:
Frame construction, front axle, steering system, rear axle housing.
Hydraulics:
Hydraulic pump, control valve, lift arms, remote hydraulics, hydraulic fluid system, troubleshooting, component testing.
Electrical System:
Starter, alternator, battery, wiring diagrams, lighting, instrumentation, starter circuits, charging circuits.
Operator Station:
Operator controls, seating, dashboard, safety features, ROPS (Roll Over Protection Structure) if applicable.
Power Take Off:
PTO engagement, speeds, maintenance, repair of PTO drive components.
Brakes:
Brake system operation, maintenance, repair, adjustments.
Routine Maintenance:
Lubrication schedules, fluid changes, filter replacements, greasing points.
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting guides for various systems.
Repair And Overhaul:
Detailed step-by-step instructions for disassembly, cleaning, inspection, repair, and reassembly of all major components.
Component Testing:
Specifications and procedures for testing the performance and condition of key components (e.g., hydraulic pump pressure, clutch wear).
Part Identification:
Exploded views with part numbers for all tractor components and assemblies.
Adjustments:
Clearances, settings, and adjustments for various systems (e.g., clutch, brakes, hydraulic linkages).
Depth Of Information:
Comprehensive factory-level detail, suitable for trained mechanics and experienced owners undertaking major overhauls and diagnostics.
Diagnostic Capabilities:
In-depth diagnostic flowcharts and troubleshooting trees for identifying and resolving mechanical and hydraulic issues.
Specifications And Tolerances:
Precise technical specifications, torque values, clearances, and wear limits for all serviceable parts.
Engine Manufacturer:
David Brown (or supplied by a reputable diesel engine manufacturer for David Brown)
Engine Configuration:
Likely a 3 or 4-cylinder inline diesel engine. Specific model number (e.g., AD3.152, 4.236) would be detailed in the manual.
Horsepower Range:
Estimated 50-70 PTO horsepower (exact figures depend on specific engine variant and PTO speed).
Torque Characteristics:
Torque curve detailed in manual for optimal performance at various RPMs.
Fuel Injection:
Direct injection, likely with a rotary or inline injection pump.
Cooling Method:
Water-cooled, pressurized system with radiator and fan.
Oil Type Specification:
Specification for engine oil viscosity and API rating (e.g., SAE 30, SAE 15W-40, API CD or equivalent) will be provided.
Rebuild Procedures:
Detailed procedures for cylinder head removal/installation, piston/liner replacement, crankshaft main bearing service, camshaft service.
Transmission Type:
Manual gearbox with multiple forward and reverse gears.
Gear Configurations:
Likely 8 or 12 forward speeds with 2 or 4 reverse speeds, often with a high/low range selector.
Optional Features:
Select models might have offered a powershift or creeper gear option, detailed in the manual if applicable.
Clutch Type:
Dual-clutch system for independent PTO operation and transmission engagement.
Transmission Fluid:
Specific specification for transmission and hydraulic fluid (often a Universal Tractor Transmission Oil - UTTO) will be detailed.
Overall Length:
Approximately 3.5 - 4.0 meters (varies with 2WD/4WD and hitch configurations).
Overall Width:
Approximately 1.8 - 2.2 meters (depending on tire size and tread setting).
Wheelbase:
Around 2.1 - 2.3 meters.
Operating Weight:
Typically in the range of 2500 - 3500 kg (unballasted).
Maximum Allowable Weight:
Details on load capacity and maximum permissible weight will be in the manual.
Engine Oil Change:
Typically every 250-500 operating hours, or annually. Exact interval specified in the manual.
Fuel Filter Replacement:
Recommended at regular intervals or as per manual's guidance, often with oil changes.
Hydraulic Fluid Change:
Intervals vary but typically every 500-1000 operating hours or as per manual. Filter replacement usually coincides.
Coolant Type:
Ethylene glycol based coolant with appropriate corrosion inhibitors. Specific mixture ratio (e.g., 50/50) and capacity provided.
Hydraulic Fluid Spec:
Universal Tractor Transmission Oil (UTTO) meeting specific Case David Brown or industry standards will be listed.
Common Wear Points:
Hydraulic lift system (pump, cylinders, seals), clutch wear, PTO clutch packs, front axle kingpins, and steering components can be subject to wear over time. Manual provides wear limits.
Engine Reliability:
David Brown engines are generally robust, but potential issues could include injector pump timing, head gasket sealing, or starter motor issues if not maintained.
Grease Points:
Extensive greasing schedule for wheel hubs, steering linkages, PTO shaft, and hydraulic lift components, detailed in the manual.
David Brown Legacy:
David Brown was a renowned British tractor manufacturer known for robust engineering and quality construction prior to acquisition by Case Corporation.
1494 Positioning:
The 1494 was part of the Case David Brown 30 series (or similar designation depending on the exact release period) which succeeded earlier models, offering updated features and performance.
Production Years:
Likely produced in the late 1970s through the 1980s. Specific production year range will be identifiable from the manual's scope.
Manufacturing Location:
Primarily manufactured in the UK (Meltham, Yorkshire) by David Brown.
