Segment:
Utility Tractor (Compact/Mid-size Category)
Target Audience:
Farmers, agricultural businesses, landscaping contractors, and owners requiring reliable and versatile tractor operation and maintenance.
Competitors:
Other tractors in its class from manufacturers like John Deere (e.g., 20 Series), Massey Ferguson, Ford/New Holland, and International Harvester (IH).
Versatility:
Designed for a wide range of agricultural tasks, from plowing and planting to mowing and material handling.
Durability:
Known for robust construction and ability to withstand demanding working conditions.
Affordability:
Offers a cost-effective solution for essential tractor needs, often at a lower price point than Western counterparts.
Systems Covered:
Engine (D-50, D-50M, D-240), Transmission, Clutch, Steering, Hydraulic System, Electrical System, Fuel System, Cooling System, Lubrication System, Brakes, PTO, Hydraulics, Chassis, Bodywork, Troubleshooting, Maintenance Schedules, Technical Specifications
Estimated Page Count:
400-600 (Estimate based on typical Belarus service manuals)
Manual Type:
Factory Operation and Service Repair Manual
Language:
Russian (Primary), Potential for English translation availability
Engine Specifics:
Detailed diagnostics, repair procedures, specifications, and torque values for D-50, D-50M, and D-240 diesel engines.
Powertrain:
Comprehensive coverage of the clutch (single-plate dry friction), transmission (mechanical, 10-speed forward, 2 reverse), final drives, and rear axle assembly.
Hydraulic System:
In-depth information on the hydraulic power steering system, hydraulic lift, and hydraulic control mechanisms, including pump, cylinders, valves, and associated components.
Electrical System:
Wiring diagrams, troubleshooting guides, component identification, and repair procedures for the 12V electrical system (lighting, starting, charging, instrumentation).
Maintenance:
Routine maintenance tasks, lubrication points, fluid changes, filter replacements, and inspection schedules.
Repair And Overhaul:
Step-by-step instructions for disassembly, repair, and reassembly of all major tractor components and systems.
Troubleshooting:
Diagnostic charts and common fault identification for various systems, guiding users through problem diagnosis and resolution.
Diagnostics:
Advanced diagnostic procedures for engine performance, hydraulic issues, and electrical faults.
Rebuilding:
Complete overhaul instructions for engines, transmissions, hydraulic pumps, and other critical components, including critical clearances and specifications.
Engine Model Variations:
D-50, D-50M, D-240 (Diesel)
Engine Type:
Naturally Aspirated, 4-Stroke, Direct Injection Diesel
Displacement:
Approximately 4.75 Liters (290 cu. in.)
Horsepower Range:
60-80 HP (Varies by specific model and engine variant)
Torque:
Approx. 220-250 Nm (Varies by specific model and engine variant)
Injection System:
Rotary Injection Pump (e.g., DTN, YAZD)
Cooling Method:
Liquid-Cooled
Transmission Type:
Mechanical, Constant Mesh
Gear Configuration:
10 Forward Speeds, 2 Reverse Speeds
Clutch Type:
Single-Plate, Dry Friction, Diaphragm Spring
Range Selector:
Main gearbox and a range splitter (often 2-speed) for increased gear options.
Pto:
Rear Power Take-Off (PTO) with 540/1000 RPM options, and sometimes a ground-speed PTO.
Length:
Approximately 3.7 - 4.0 meters (145 - 157 inches)
Width:
Approximately 1.9 - 2.0 meters (75 - 79 inches)
Height:
Approximately 2.4 - 2.6 meters (94 - 102 inches) to top of canopy/cab
Operating Weight:
Approximately 3,800 - 4,500 kg (8,377 - 9,920 lbs)
Wheelbase:
Approximately 2.45 meters (96.5 inches)
Rollover Protection:
ROPS (Roll-Over Protective Structure) typically available or optional, depending on configuration.
Braking System:
Independent Rear Drum Brakes, often with a mechanical parking brake.
Seatbelt:
Seatbelt often provided, especially on later or cabbed models.
Lighting:
Standard headlights, tail lights, and brake lights for operational safety.
Infotainment System:
Basic instrumentation cluster with gauges for engine temperature, oil pressure, fuel level, and ammeter. No advanced infotainment systems.
Driver Assistance Features:
Limited to mechanical aids such as power steering (on many models) and reliable PTO engagement.
Connectivity Options:
No modern connectivity features (Bluetooth, USB, etc.).
Control Layout:
Mechanical levers and pedals for transmission, hydraulics, and PTO control. Operator comfort features may vary by specific model year and configuration.
Oil Change Engine:
Typically every 250-300 operating hours, depending on operating conditions and oil type.
Oil Change Transmission Hydraulic:
Typically every 500-600 operating hours.
Engine Oil Type:
API CD/CE or ACEA E2 rated diesel engine oil, viscosity typically SAE 15W-40 or 10W-30 for colder climates.
Hydraulic Fluid Type:
Tractor Hydraulic Fluid (THF) or equivalent, meeting specific viscosity and performance requirements (e.g., UTTO).
Transmission Fluid Type:
Gear oil conforming to GL-4 specifications, viscosity SAE 80W-90 or 90.
Coolant Type:
Ethylene glycol based antifreeze mixture, typically 50/50 with distilled water.
Electrical Reliability:
Historically, some older models could experience minor electrical gremlins due to wiring harness complexity or component age.
Hydraulic System Performance:
Wear in hydraulic pumps or cylinders can lead to reduced lifting capacity or steering responsiveness over time.
Clutch Wear:
Heavy use or improper operation can accelerate clutch disc wear.
Manufacturer:
Minsk Tractor Works (MTZ), Soviet Union/Belarus
Founding:
MTZ was established in 1945, becoming a major global tractor manufacturer.
Origins:
The Belarus 80 series is an evolution of earlier MTZ designs, building upon the success of the MTZ-50 and MTZ-52 models.
Production Period:
Introduced in the 1970s and continued production with various updates and configurations for decades.
Manufacturing Locations:
Primarily manufactured at Minsk Tractor Works (MTZ) in Minsk, Belarus, and potentially licensed production in other countries.
Industry Recognition:
Widely recognized globally for its robust design, affordability, and ease of maintenance in agricultural sectors. Specific awards are not typically documented in the same way as consumer vehicles.
Reliability Perception:
Generally considered a reliable and durable machine when properly maintained, though parts availability and quality can vary.
