Target Audience:
Farmers, agricultural contractors, and tractor enthusiasts seeking a reliable utility tractor for medium-duty tasks.
Market Segment:
Utility tractors in the 70-80 horsepower range
Advantage:
Known for robust construction, simplicity, and ease of maintenance compared to some competitors.
Engine:
Four-cylinder diesel engine with direct injection
Transmission:
10-speed manual gearbox with synchromesh on higher gears
General Information:
Vehicle identification, safety, and specifications
Engine:
Complete overhaul, disassembly, assembly, and troubleshooting
Cooling System:
Radiator, water pump, thermostat, and hoses
Fuel System:
Fuel tank, injection pump, injectors, and fuel lines
Electrical System:
Wiring diagrams, starter, alternator, and lighting
Clutch:
Clutch adjustment, replacement, and troubleshooting
Transmission:
Gearbox disassembly, assembly, and shifting, including synchromesh units
Rear Axle:
Differential, final drives, and axle shafts
Front Axle:
Front axle and steering components
Hydraulic System:
Pump, control valves, lift cylinders, and three-point linkage
Power Take-Off (PTO):
PTO clutch, shaft, and driveline
Steering:
Steering gear, column, and linkage
Brakes:
Service and parking brake systems
Cab and Body:
Cab, fenders, hood, and instrumentation
Wheels and Tires:
Wheel sizes, tire pressures, and mounting procedures
Service:
Routine maintenance schedules
Maintenance:
Inspection, adjustment, and lubrication procedures
Troubleshooting:
Symptoms, causes, and corrective actions
Repair:
Step-by-step instructions for disassembly and reassembly
Overhaul:
Complete component overhauls
Technical Depth:
Detailed procedures with exploded views and torque specs for professional-level repairs
Parts Catalogs:
Exploded diagrams with part numbers and illustrations
Part Numbers:
Genuine Zetor part numbers for ordering
File Type:
PDF (Portable Document Format)
Compatibility:
Works on any device with a PDF reader (Windows, Mac, Linux, iOS, Android)
Requirements:
PDF reader software (free) and a download device
Searchability:
Fully searchable text, bookmarked chapters for quick navigation
Resolution:
High-resolution scans for detailed diagrams
Clarity:
Text and images clear and legible
Binding Type:
Digital (no physical binding)
Paper Type:
N/A - digital file, not printed
Type:
Manual, 10 forward and 2 reverse gears
Features:
Synchromesh on gears 3-10, constant mesh on lower gears
Type:
No optional transmission offered
PTO:
Independent PTO with 540 or 1000 rpm
Differential Lock:
Mechanical rear differential lock
Engine Oil Change:
Every 200 hours
Transmission Oil Change:
Every 1000 hours
Hydraulic Oil Change:
Every 1000 hours
Coolant Change:
Every 2 years
Engine Oil:
SAE 15W-40, API CD or CE
Transmission and Hydraulic Oil:
SAE 80W-90 or universal tractor fluid
Coolant:
Ethylene glycol-based
Known Issues and Common Wear Items
Injection Pump:
May require servicing after high hours
Clutch:
Wear over time, adjustment needed
Brake Linings:
Wear and require replacement
Hydraulic Hoses:
Aging leads to cracks and leaks
Manufacturer:
Zetor (Zetor Tractors, a.s., Czech Republic)
Founded:
1946, in Brno, Czechoslovakia
Introduction:
Part of the UR I series, introduced in 1972
Factory:
Zetor plant in Brno, Czech Republic
