Tractor Segment:
Utility Tractor, typically in the 50-60 HP range, designed for a variety of agricultural tasks including cultivation, mowing, and light fieldwork.
Key Competitors:
Competes with models from manufacturers like John Deere (e.g., 5E Series), New Holland (e.g., TD Series), Massey Ferguson (e.g., 3600 Series), and Kubota (e.g., M400 Series).
Versatility:
Designed for versatility with a wide range of PTO speeds, hydraulic lift capacity, and potential for front-loader and other implement attachments.
Robustness:
Typically features a robust build quality with a durable chassis and drivetrain suitable for demanding agricultural environments.
Manual Coverage Scope:
Comprehensive service and repair information for the Same Dorado 55 Tractor.
Estimated Page Count:
Varies by edition; typically 300-600 pages for comprehensive factory service manuals.
Manual Format Type:
Factory Service Repair Manual
Language:
English (typical for international distribution, but may contain original language sections)
Delivery Format:
Digital (PDF) or Printed
Engine Service:
Detailed procedures for engine overhaul, diagnostics, fuel system, lubrication system, cooling system, and starting/charging systems.
Powertrain Service:
Covers clutch, transmission (gearbox), differential, final drives, and PTO (Power Take-Off) systems.
Hydraulic System Service:
In-depth coverage of the hydraulic pump, control valves, lift arms, auxiliary hydraulic circuits, and troubleshooting.
Electrical System Service:
Wiring diagrams, component testing, lighting system, starter motor, alternator, and control unit diagnostics.
Chassis And Steering Service:
Front axle, rear axle, steering system (mechanical and hydraulic), braking system, and wheel specifications.
Operator Station Service:
Includes HVAC (if equipped), controls, dashboard instrumentation, and seating adjustments.
Preventative Maintenance:
Scheduled maintenance tasks, lubrication points, filter replacement intervals, and inspection procedures.
Diagnostic Procedures:
Step-by-step troubleshooting guides for common and uncommon issues across all major systems.
Repair And Rebuild:
Detailed instructions for disassembling, repairing, and reassembling major components and sub-assemblies.
Technical Specifications Data:
Torque specifications, clearances, fluid capacities, pressure readings, and component dimensions.
Adjustment Procedures:
Calibration and adjustment of clutch, brakes, PTO engagement, and hydraulic controls.
Diagnostic Capability:
Advanced diagnostic procedures, including symptom-based troubleshooting trees and component testing.
Rebuild Level:
Covers complete engine, transmission, and hydraulic system rebuilds, including internal component specifications.
Electrical Diagrams:
Comprehensive and detailed wiring diagrams for all electrical circuits and components.
Digital Format:
PDF (Portable Document Format) - optimized for searching and printing.
Print Readability:
High-resolution graphics and clear text for easy interpretation of diagrams and procedures.
Physical Binding:
If printed: Staple-bound, perfect-bound, or spiral-bound for durability and ease of use in workshop environments.
Physical Paper Quality:
If printed: Heavy-duty, oil-resistant paper suitable for workshop conditions.
Engine Manufacturer And Model:
Likely utilizes a Same or Deutz engine (Same is part of the SDF Group, which also owns Deutz). Specific engine model designation would be found in the manual (e.g., SDF 1000 Series).
Rated Horsepower:
Approximately 55 HP (gross horsepower). Specific net horsepower will be detailed in the manual.
Engine Displacement:
Likely in the range of 3.0 to 3.5 liters, typically a 3-cylinder naturally aspirated or turbocharged diesel engine.
Fuel Injection Type:
Mechanical direct injection or common rail injection system, depending on the specific production year and emissions standards.
Oil Capacity:
Engine oil capacity typically around 8-10 liters. Specific oil type and capacity will be listed in the manual.
Transmission Type:
Mechanical Synchromesh transmission with multiple forward and reverse gears (e.g., 12Fx12R or similar, potentially with a creeper range).
Optional Transmission Features:
Possible availability of powershift gears or a shuttle shift for forward/reverse direction changes.
Pto Speeds:
Standard PTO speeds such as 540 RPM and 540E RPM (Economy), or 1000 RPM, depending on configuration. PTO engagement is typically mechanical or electro-hydraulic.
Overall Length:
Typically around 3.5 - 4.0 meters (without implements).
Overall Width:
Variable based on tire size, but generally around 1.8 - 2.0 meters.
Operating Weight:
Approximately 2500 - 3000 kg (tare weight), depending on configuration and chassis options.
Max Gross Vehicle Weight:
Typically around 5000 - 5500 kg.
Instrument Cluster:
Basic analog gauges for engine RPM, fuel level, temperature, and oil pressure, along with warning lights. Digital hour meter is standard.
Power Steering Type:
Hydraulic power steering system for ease of maneuverability.
Electrical System Voltage:
12-volt electrical system with negative ground.
Engine Oil Change Interval:
Typically every 250-500 operating hours, or annually. Specific interval based on operating conditions and oil type.
Air Filter Replacement Interval:
Recommended replacement every 500-1000 operating hours or as indicated by the air restriction indicator. More frequent cleaning/replacement in dusty conditions.
Hydraulic Fluid Filter Replacement:
Typically every 500-750 operating hours or annually. Crucial for hydraulic system longevity.
Engine Oil Specification:
API CG-4 or higher, SAE 15W-40 or 10W-30 (depending on ambient temperature). Specific recommendation in manual.
Hydraulic Transmission Fluid:
Tractor Universal Transmission Oil (TUTD) or equivalent. Capacity around 35-45 liters. Specific Same brand fluid or approved equivalent listed.
Coolant Type:
Ethylene Glycol based antifreeze, typically a 50/50 mix with deionized water. Specific concentrate type (e.g., OAT) should be confirmed in manual.
Common Wear Items:
Clutch wear, hydraulic pump seals, PTO clutch engagement, and potential electrical connection corrosion are common wear items in heavily used tractors.
Engine Performance Issues:
Potential for injector issues, fuel pump wear, or exhaust manifold leaks in older models if not maintained properly.
Transmission Shifting Problems:
Grinding or difficulty shifting gears can indicate worn synchronizers, clutch issues, or low transmission fluid levels.
Manufacturer Origin:
Same is an Italian agricultural machinery manufacturer, part of the SAME DEUTZ-FAHR Group (SDF).
Dorado Series Placement:
The Dorado series is positioned as a versatile utility tractor, often succeeding or evolving from previous Same compact tractor lines. The '55' designation refers to its approximate horsepower rating.
Typical Production Years:
The Dorado series has been in production for many years, with the '55' variant likely spanning a significant period, possibly from the early 2000s to the present, with various updates.
