Category:
Heavy-duty agricultural tractor
Target User:
Farm owners, mechanics, agricultural equipment technicians.
Competitors:
John Deere, Massey Ferguson, Fordson, International Harvester of the same era.
Tractor Features:
Robust construction, powerful diesel engine, versatile hydraulic system, comfortable operator station for its time.
Value Proposition:
Provides essential information for maintaining, repairing, and troubleshooting the Case David Brown 1594 tractor, ensuring longevity and optimal performance. The 'IMPROVED PDF' status signifies enhanced usability over basic scans.
Systems Covered:
Engine, Fuel System, Cooling System, Lubrication System, Electrical System, Transmission, Hydraulics, Power Take-Off (PTO), Steering, Brakes, Axles, Chassis, Bodywork, Operator Station, Troubleshooting, Maintenance
Service Manual Page Count:
Estimated 500+ pages (typical for this era and model range)
Shop Manual Page Count:
Estimated 300+ pages (typical for this era and model range)
Service Manual Type:
Factory Service Manual / Repair Manual
Shop Manual Type:
Factory Shop Manual / Repair Manual (often complements the service manual)
Engine:
Detailed inspection, disassembly, assembly, and troubleshooting of the engine (likely a D-series diesel engine).
Fuel System:
Information on fuel injection pump, injectors, fuel filters, and troubleshooting fuel delivery issues.
Cooling System:
Radiator, water pump, thermostat, coolant specifications, and troubleshooting overheating.
Lubrication System:
Oil pump, oil filter, lubrication points, and oil specifications.
Electrical System:
Starting system, charging system (alternator), battery, lighting, ignition (if applicable), wiring diagrams, and component testing.
Transmission:
Clutch, gearbox, shifting mechanisms, transmission fluid types, and repair procedures.
Hydraulics:
Hydraulic pump, hydraulic fluid specifications, control valves, hydraulic cylinders, lift arms, and troubleshooting hydraulic performance.
Power Take Off Pto:
PTO engagement, gearbox, and maintenance procedures.
Steering:
Steering mechanism, hydraulic assist components, and steering linkage.
Brakes:
Brake system components, brake fluid specifications, adjustment, and repair.
Axles:
Front and rear axle components, differentials, and wheel bearings.
Chassis:
Frame, drawbar, and associated components.
Bodywork Operator Station:
Fenders, seat, controls, and instrument panel.
Troubleshooting:
Systematic diagnostic procedures for identifying and resolving common and uncommon issues.
Maintenance:
Scheduled maintenance tasks, lubrication, filter changes, and general upkeep.
Repair Overhaul:
Detailed step-by-step instructions for disassembly, cleaning, inspection, repair, and reassembly of all major components.
Specifications Data:
Torque specifications, clearances, fluid capacities, and other critical data for proper repair.
Wiring Diagrams:
Comprehensive electrical schematics for troubleshooting and repair.
Depth:
Comprehensive from basic maintenance and fluid checks to complete engine, transmission, and hydraulic system overhauls. Includes detailed diagnostic procedures.
Engine Manufacturer:
David Brown (often Perkins or similar for engines of this era in Case models)
Engine Model Designation:
Likely a D-series (e.g., D-658, D-708, or similar inline 4 or 6 cylinder diesel)
Displacement:
Varies by specific engine option, but typically in the 4.0L to 5.5L range for this class of tractor.
Bore X Stroke:
Specific to engine model, typically found in manual.
Horsepower Rated:
Typically in the 70-90 PTO HP range for the 1594 model, depending on engine configuration.
Torque Peak:
Specific to engine model, found in manual.
Injection System:
Direct Injection, typically with a rotary or inline injection pump (e.g., Bosch, CAV).
Oil Capacity:
Typically around 8-10 liters (consult manual for exact specification).
Recommended Oil Viscosity:
API CD or CE grade, SAE 15W-40 or 20W-50 depending on operating temperature (consult manual).
Transmission Type:
Manual Synchromesh gearbox with multiple forward and reverse gears.
Gear Ratios:
Detailed in manual, typically 8 or 16 forward speeds with options for creeper gears.
Powershift Option:
Possible but less common for this model; manual will specify if available.
Clutch Type:
Dual-stage dry clutch (PTO clutch and main transmission clutch).
Transmission Fluid:
Specific transmission oil (e.g., UTF - Universal Tractor Fluid, or specialized gear oil) - consult manual for exact specification and capacity.
Wheelbase:
Varies by configuration, typically around 2300-2500 mm.
Length:
Varies, typically around 4000-4500 mm.
Width:
Varies based on rear tire size, typically around 1800-2200 mm.
Height:
Varies, to top of steering wheel or operator console, typically around 2600-2900 mm.
Operating Weight:
Typically around 3500-4500 kg (unballasted).
Max Gross Weight:
Consult manual, depends on ballast and tire configuration.
Front Axle Weight:
Specific to configuration, important for load distribution.
Rear Axle Weight:
Specific to configuration.
Infotainment System:
N/A (No integrated infotainment system typical for this era of tractor).
Driver Assistance Features:
N/A (No electronic driver assistance features).
Connectivity Options:
N/A
Instrument Panel:
Basic analog gauges for oil pressure, coolant temperature, fuel level, tachometer, and hour meter. Warning lights for charging and oil pressure.
Engine Oil Change:
Typically every 250 hours or annually (consult manual for precise interval and oil specification).
Air Filter Service:
Inspect and clean/replace as needed based on operating conditions, typically every 250 hours.
Fuel Filter Replacement:
Every 500 hours or as needed, depending on fuel quality.
Hydraulic Filter Replacement:
Typically every 500-1000 hours or as per manual recommendation.
Engine Oil Spec:
API CD/CE, SAE 15W-40 or 20W-50 Diesel Engine Oil (verify in manual).
Hydraulic Transmission Fluid:
Specific Case TCH fluid, or equivalent UTF (Universal Tractor Fluid) meeting specification XYZ (verify in manual).
Coolant Type:
Ethylene Glycol based antifreeze with corrosion inhibitors, typically a 50/50 mix with water.
Common Wear Points:
Hydraulic pump wear, clutch wear, PTO clutch engagement issues, potential electrical connection corrosion.
Engine Common Problems:
Glow plug reliability, injector pump calibration, seal leaks (e.g., crankshaft seals).
Parent Company:
International Harvester (after acquisition of David Brown Tractors).
Predecessors:
Successor to earlier David Brown 1210, 1212, 1410, 1412 models.
Generation:
Part of the Case David Brown 94 series tractors, representing a significant step up in power and features.
Production Period:
Circa early to mid-1980s.
Manufacturing Location:
Typically manufactured in the UK (Meltham, Yorkshire).
