🏷️ Basic Information Identification Make: Ursus Model: C-355 Model Variant: C355 Codes Manual Product Code: Ursus C-355 C355 Tractor Full Service & Repair Manual PDF Download 👋 Introduction Market Position Category: Agricultural Tractor Primary Use: Farming, general utility, light construction Competitive Analysis Comparable Models: Models from brands like Massey Ferguson, John Deere, Ursus's domestic competitors during its production era. Key Features Simplicity And Robustness: Known for straightforward mechanical design, ease of repair, and durable construction, typical of Eastern Bloc agricultural machinery. Versatility: Designed for a wide range of agricultural tasks, often equipped with a rear three-point hitch and PTO. Manual Value Proposition: Provides essential knowledge for owners and mechanics to maintain, repair, and troubleshoot the Ursus C-355, ensuring operational longevity and cost-effectiveness. 📋 Manual Details Coverage Areas Vehicle Scope: Ursus C-355 Tractor (all variations) Page Count Estimated Pages: Hundreds (as described) Manual Type Type: Factory Service Repair Workshop Manual Language Language: Likely Polish or English (based on typical Ursus documentation, user may need to confirm) Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine, cooling system, fuel system, exhaust system, transmission, clutch, power take-off (PTO) Chassis And Running Gear: Front axle, rear axle, steering system, braking system, suspension (if applicable), wheels and tires Electrical System: Battery, starting system, charging system, lighting, instrumentation, wiring diagrams Hydraulic System: Hydraulic pump, control unit, cylinders, hydraulic lines, linkage Body And Controls: Operator's station, controls, fenders, hitch system Procedures Included Maintenance: Lubrication schedules, fluid level checks, filter replacements, greasing points Troubleshooting: Diagnostic procedures for common issues, symptom-based troubleshooting guides Repair And Overhaul: Step-by-step instructions for component disassembly, repair, and reassembly Adjustments: Valve adjustments, clutch adjustments, brake adjustments, steering adjustments Special Tools: Identification of required special tools for specific procedures Technical Depth Depth: Comprehensive: Covers routine maintenance to major overhauls, including detailed technical specifications and diagnostic procedures. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text, assuming original document was digital or scanned with OCR. Print Quality Print Capability: Printable (single pages or entire manual) Binding Type Binding Type: Not applicable (digital format) Paper Type Paper Type: Not applicable (digital format) ⚙️ Engine Specifications Primary Engine Engine Manufacturer: Likely Ursus or a licensed manufacturer (e.g., Perkins-designed engine adapted). Engine Type: Diesel Configuration: Typically a 3-cylinder or 4-cylinder inline configuration. Displacement: Around 2.5 - 3.5 liters (specifics vary by exact C-355 variant and engine option). Performance Horsepower Rating: Typically in the 40-55 HP range. Torque Output: Sufficient for agricultural applications, specific figures would be in the manual. Fuel System Fuel Type: Diesel Injection Type: Direct injection (likely mechanical injection pump). Cooling System Cooling Method: Water-cooled (radiator, thermostat, water pump) 🔧 Transmission Standard Transmission Type: Manual constant mesh gearbox Gear Configurations: Multiple forward gears (e.g., 8 or 16) and typically 2 reverse gears. Features Range Splitter: Often equipped with a range splitter for low-speed and high-speed operation. Power Take Off Pto: Standard rear PTO, typically 540 RPM, potentially with a ground speed PTO option. Clutch Type: Dry single-plate or dual-plate clutch. 📐 Dimensions Exterior Wheelbase: Varies, but typically around 2000-2200 mm. Length: Varies, typically around 3500-4000 mm. Width: Varies, often around 1600-1800 mm. Weights Operating Weight: Typically around 2000-2500 kg. 🛡️ Safety Features Ratings Safety Standards: Designed to meet safety regulations applicable during its production period in its primary markets. Active Features Brakes: Drum brakes or disc brakes (depending on variant/updates), mechanical or hydraulic actuation. Steering: Mechanical steering, potentially with power steering as an option on later models or specific variants. Passive Features Operator Protection: Basic operator's platform, fenders. Roll-over protection structures (ROPS) and seatbelts may be optional or fitted later. 💡 Technology Features Infotainment Features: Not applicable for this era of tractor; basic instrumentation only. Driver Assistance Features: Not applicable for this era of tractor. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 100-250 operating hours, or annually. Specific recommendation is crucial. Fuel Filter Replacement: As needed or at regular intervals (e.g., every 250-500 hours). Air Filter Cleaning And Replacement: Regular inspection and cleaning, replacement as required based on operating conditions. Transmission And Hydraulic Fluid Change: Typically annually or every 500-1000 operating hours. Specific interval is vital and in the manual. Fluid Specifications Engine Oil: API CD or CE classification diesel engine oil, SAE 30 or 15W-40 depending on ambient temperature. Exact spec in manual. Transmission Hydraulic Fluid: Universal Tractor Transmission Oil (UTTO) or similar specifications. Capacity typically 30-40 liters. Exact spec and capacity in manual. Coolant: Ethylene glycol-based antifreeze mixture with corrosion inhibitors. Known Issues Common Wear Items: Clutch wear, PTO clutch engagement issues, hydraulic system leaks, injector pump calibration, starter motor reliability. Electrical System: Wiring degradation, grounding issues, charging system faults. Engine: Potential for injector pump calibration drift, glow plug failures, piston ring wear over time. 📚 Vehicle History Brand Heritage Manufacturer Origin: Ursus Tractors, Poland. Legacy: Ursus is...