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Zetor Major 80 User Manual

Zetor Major 80
157 pages
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Table of Contents

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Zetor Major 80 Specifications

General IconGeneral
Engine Power75 HP
Hydraulic SystemOpen center
Rated speed2200 rpm
Max. speed30 km/h
3-point hitchCategory II
PTO Speed540/1000 rpm
Transmission12F + 12R
EngineZetor
Displacement4, 156 cc
Hydraulic pump capacity50 l/min
Engine TypeDiesel
Wheelbase2332 mm

Summary

User's Safety Instructions

General Safety Regulations

General rules for safe tractor operation and user responsibilities.

Starting the Engine Safely

Procedures and precautions for safely starting the tractor engine.

Driving Operation Safety

Key safety guidelines and precautions for operating the tractor.

Preventive Daily Maintenance

Fuel System Tightness Check

Ensuring the fuel system, including the drain plug, is leak-free.

Engine Oil Level Check

Checking engine oil level and tightness of the greasing system.

Cooling System Check

Verifying cooling system joints and coolant level in the equalizing tank.

Tire and Wheel Maintenance

Checking tire air pressure and tightening wheel screws.

Getting Acquainted with the Tractor

Safety Cab Features

Instructions for entering, exiting, and operating the safety cab.

Dashboard Controls and Switches

Overview of switches and controls on the dashboard for tractor functions.

Cab Heating and Air Conditioning

Operating the cab heating system and air conditioning controls.

Driving Operation

Starting the Engine Procedure

Step-by-step guide for starting the tractor engine correctly.

Drive Away and Gear Shifting

Instructions for smoothly driving away and changing gears.

Braking Systems

Information on foot brakes, trailer air brakes, and pressure drop signals.

Stopping and Leaving Tractor

Procedures for safely stopping the tractor and leaving it unattended.

Hydraulic Equipment

Internal Hydraulic Circuit Regulation

Three means of controlling the three-point linkage: position, mixed, power.

External Hydraulic Circuit

Elements for controlling external hydraulic circuits via switchboards.

Maintenance of the Tractor

Daily Maintenance Tasks

Essential checks to perform daily before starting tractor operations.

Replacing Fillings and Filters

Schedule and procedure for replacing engine and system fluids and filters.

Fluid and Lubricant Specifications

Recommended oils for engines, transmission, axles, and hydrostatic steering.

Adjustment

Valve Clearance Adjustment

Setting the correct valve clearance for suction and exhaust valves.

Clutch Pedal Adjustment

Setting the correct free run for the clutch pedal.

Main Technical Parameters

Engine Specifications

Specifications for the tractor's engine, including output and torque.

Tractor Speed by Gear

Forward and reversing speeds for each gear reduction and gear.

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