🏷️ Basic Information Identification Make: Zetor Model: 4911, 5911, 5945, 6911, 6945 Product Type: Operator, Maintenance, Service, Repair Manual Manual Number: 1 👋 Introduction Market Position Market Segment: Compact to utility tractors, popular in agricultural and municipal sectors. Competitive Analysis Competitors: Massey Ferguson, John Deere, Ford/New Holland, Ursus, Belarus (MTZ) in similar HP ranges and utility classes of their era. Key Features Manufacturer Focus: Zetor tractors are known for their robust construction, simplicity, and reliability, often emphasizing value for money. 📋 Manual Details Coverage Areas Primary Coverage: Operation, Routine Maintenance, Troubleshooting, Repair, Overhaul Page Count Estimated Page Count: Variable, typically 300-600 pages for comprehensive service manuals Manual Type Type: Service and Repair Manual Language Language: Likely English, potentially with other European languages depending on origin Format Format: Print 📖 Manual Coverage Systems Covered Engine: Disassembly, assembly, inspection, diagnosis, repair of all engine components and systems Fuel System: Fuel injection pump, injectors, fuel lines, filters, tank maintenance Cooling System: Radiator, water pump, thermostat, hoses, fan operation Lubrication System: Oil pump, oil filter, oil passages, lubrication intervals Transmission And Drivetrain: Gearbox, clutch, differential, PTO (Power Take-Off), final drives, axle repairs Hydraulics: Hydraulic pump, control valve, cylinders, hoses, filters, lift arm operation, external hydraulics Electrical System: Starter, alternator, battery, lighting, wiring diagrams, control units Brakes: Brake system diagnosis, repair, adjustments, hydraulic and mechanical components Steering: Steering mechanism, linkages, power steering system (if equipped) Front Axle: 4WD front axle maintenance and repair (for 4WD models like 5945, 6945) Operator Controls: Dashboard layout, controls for PTO, hydraulics, transmission, and steering Bodywork And Chassis: Frame, fenders, operator platform, safety features Procedures Included Routine Maintenance: Oil changes, filter replacements, lubrication points, fluid level checks Troubleshooting: Diagnostic charts, symptom-based problem solving for all major systems Major Repairs: Engine rebuild, transmission overhaul, hydraulic system repairs, PTO replacement Component Overhaul: Detailed instructions for rebuilding specific components like injection pumps, alternators, water pumps Torque Specifications: Precise torque values for critical fasteners Alignment And Adjustment: Steering alignment, brake adjustments, clutch adjustments Technical Depth Depth: Comprehensive, covering all aspects from basic operator checks to complete unit overhauls and detailed diagnostics. 📊 Manual Specifications File Format File Format: Not applicable for print manual Print Quality Print Quality: Professional printing, clear diagrams and text Binding Type Binding Type: Likely perfect bound or spiral bound for durability in a workshop environment Paper Type Paper Type: Durable, often coated paper to resist grease and wear ⚙️ Engine Specifications Primary Engine Engine Type: Four-stroke, naturally aspirated, diesel engines Engine Displacement: Likely in the 2.5L to 3.5L range, typically 3-cylinder or 4-cylinder variants (e.g., Zetor 3320, 4701, 6201 engine families) Engine Power Output: Estimated 45-70 HP range, depending on specific model (e.g., 4911 ~45 HP, 6911 ~65 HP) Engine Model Designation: Likely Zetor-specific engine codes (e.g., Zetor 7201, 7701 variants) Performance Torque Curve Characteristics: Designed for strong low-end torque suitable for agricultural applications Fuel System Fuel Injection System: Direct injection, typically with a rotary or inline fuel injection pump (e.g., Bosch, Zetor) Fuel Type: Diesel 🔧 Transmission Standard Transmission Type: Manual gearbox with constant mesh gears Gear Configurations: Likely 8-speed forward and 4-speed reverse (e.g., 2 ranges with 4 gears each), some models may have creeper gears or synchronized shifting. Optional Optional Features: Some models may have optional hydraulic assist for PTO engagement or specific shuttle shift functionalities. Features Clutch Type: Dry, single-plate clutch for transmission, potentially a dual-stage clutch for PTO engagement. Power Take Off Pto: Live PTO or ground-speed PTO, typically 540 RPM and/or 1000 RPM. Dual speed PTO engagement is common. 📐 Dimensions Exterior Wheelbase: Approx. 2100-2200 mm Overall Length: Approx. 3700-4000 mm Overall Width: Approx. 1800-2000 mm Ground Clearance: Approx. 400-500 mm (variable based on tire size and configuration) Weights Operating Weight: Approx. 2000-2500 kg (unballasted) Max Allowed Weight: Considerably higher, depends on ballast and implement loading Towing Capacity: Significant, suitable for agricultural trailers; typically rated for 3000-5000 kg or more depending on drawbar/hitch configuration. 🛡️ Safety Features Ratings Rollover Protection: ROPS (Roll Over Protective Structure) availability varies; later models and options may include integrated ROPS or frames. Operator safety depends heavily on fitted equipment. Active Features Braking System: Independent rear wheel brakes, often with a hydraulic or mechanical parking brake. Front brakes may be standard or optional depending on the 2WD/4WD configuration. Passive Features Operator Station: Open operator station or optional safety cab. Handrails and non-slip steps for entry/exit. 💡 Technology Features Infotainment Infotainment System: Not applicable; these are utility tractors focused on function, not passenger comfort or entertainment. Driver Assistance Driver Assistance Features: No advanced driver-assistance systems (ADAS). Basic operator aids would include effective PTO and hydraulic controls. Connectivity Connectivity Features: Not applicable. 🔧 Maintenance Service Intervals Engine Oil Change: Typically every 250-500 operating hours, depending on oil quality and operating conditions. Refer to manual for precise interval. Oil Filter Replacement: At every...