Zetor MAJOR User Manual

Most of operations of planned maintenance may be carried out by the driver or other user of the tractor.
In case you do not have sufficient technical equipment, let the difficult operations carried out by a specialised
repair shop.
All works, connected with cleaning, lubrication and adjustments of the tractor or coupled
mechanisms may only be carried out after stopping of the engine and other movable components
except checks of brakes, recharging and hydraulic system.
Front bonnet opening
Checking oil levels in engine
Draining oil from engine
Opening the bonnet:
Unlock the bonnet by pulling the draw bar (1) in the
direction of an arrow, grip where the arrows are and
heave.
The bonnet is locked in the heaved position by a gas-fluid
prop.
Closing the bonnet:
Pull the bonnet by means of a belt, grip where the arrows
are and snap in the downward direction so that the lock of
bonnet snaps down.
Rapid closing of the bonnet may damage
filaments of bulbs in headlights in the front mask.
NM13N107
Perform checks on a daily basis before putting into
operation, while the tractor is standing on a flat surface,
with the engine off. The engine oil gauge (1) and the filling
hole (2) are located on the left-hand side of the engine.
Pull out the gauge (1), wipe it with a clean fibreless rag
and slip it fully back in.
After pulling out the gauge once again check the oil level.
The oil level must be always between MIN and MAX.
You can top up the oil if need be using the filling hole (2).
NM14D006
Perform the engine oil drain preferably after you have
finished driving or after the engine heats up to the working
temperature.
Always perform the engine oil drain while the tractor is
standing on a flat surface, with the engine off.
While draining the oil, loosen the motor-oil filling plug or
pull out the motor oil gauge.
The engine has two draining plugs located on
the left-hand side and right-hand side of the en
g
ine oil
p
an.
1. Put a catch reservoir for draining oil under the draining
plug (1) on the left-hand side of the engine
2. Screw off the draining plug (1) on the left-hand side of
the engine,
3. Drain oil into the catch reservoir
3. Clean the draining plug
4. Screw the draining plug (1) back on
Repeat this procedure with the draining plug (2) on the
ri
g
ht-hand side of the en
g
ine
NM14D007
MAINTENANCE INSTRUCTIONS
85

Zetor MAJOR Specifications

General

Hydraulic System	Open center
Displacement	4.156 l
Number of Cylinders	4
PTO Speed	540/1000 rpm
Engine Type	Zetor
Engine	Zetor

Summary

User Safety Instructions

General Safety Regulations and Proper Clothing

Key safety rules, operating precautions, and appropriate attire for safe tractor use.

Engine Starting and Driving Safety

Safe procedures for starting the engine, driving, and transporting persons.

Tractor Handling, Fire Prevention, and Recovery Safety

Safety for leaving tractor, recovery, and fire prevention measures.

Health, Environment, and Component Safety

Precautions for chemicals, oils, waste, cab, and AC systems.

Electrical System and Aggressive Environment Safety

Safety for electrical installations and operation in aggressive environments.

Noise, Vibration, and Loader Safety

Operator exposure to noise, vibration, and safety for front end loaders.

Forestry Work Safety

Specific safety requirements for operating Zetor tractors in woods.

Preventive Daily Maintenance

Fuel System and Engine Oil Checks

Procedures for checking fuel system leaks and engine oil level.

Cooling System and Steering Checks

Inspection of cooling system and hydrostatic steering.

Brake, Hitch, and Post-Work Checks

Checks for trailer brakes, hitches, and after-work cooler cleaning.

Tire, Wheel, and System Functional Tests

Checks for tires, wheels, and a short functional test of key systems.

Acquaintance with the Tractor

Cab Entry and Door Operation

Guidance on entering/exiting the cab and operating doors.

Window and Lid Operation

Instructions for operating rear, side windows, and hinged lid.

Driver Controls and Dashboard Overview

Adjustments for driver's seat, steering wheel, and dashboard layout.

Ignition, Cab Systems, and Indicators

Operation of ignition, heating, AC, and dashboard indicators.

Hydraulic Controls, Pedals, and Differential Lock

Operation of hydraulic controls, pedals, and differential lock.

Levers for Direction, Gears, and PTO

Operation of reversing, gear shifting, and PTO levers.

Drive Axle and Battery Controls

Operation of front drive axle, PTO engagement, and battery disconnector.

Driving Operation

Pre-Drive Checks and Engine Starting

Essential checks before starting and the engine starting procedure.

Engine Start Troubleshooting and Warm-up

Steps for engine start failure and proper engine warm-up.

Driving Procedures and Speed Selection

Safe driving away, engine performance limits, and speed selection.

Gear Shifting and Slope Driving Techniques

Techniques for gear shifting and safe driving on slopes.

Brake System and Differential Lock Operation

Using brakes, differential lock, and front drive axle.

Trailer Brake Systems and Stopping

Operation and safety for trailer brakes, and stopping procedures.

Leaving the Tractor and System Warnings

Final steps before leaving, and warnings for system failures.

Running In the Tractor

New Tractor Run-In Procedures

Guidelines for the first 100 hours of tractor operation.

Transportation

Towing Hooks and Suspension Adjustments

Use of front hook and adjustments for multistage suspension.

Hitch, Drawbar, and Trailer Systems

Operation of CBM hitch, drawbar, and modular suspension systems.

Trailer and Semitrailer Load Limits

Maximum permitted static loads for trailer suspensions.

Drive of Agricultural Machinery

PTO Shaft Operation and Safety

General safety and procedures for working with the PTO shaft.

PTO Shaft Clutch and Speed Control

Manual disengagement, engagement, and speed selection for PTO shaft.

PTO Shaft Revolution Modes

Understanding independent and dependent PTO shaft revolutions.

Driving High Inertia Machines

Using freewheel for driving machines with high inertia masses.

Hydraulic System

Hydraulic System Overview and Controls

Description of hydraulic equipment, panel, and control elements.

Three-Point Linkage Control Modes

Using free, position, power, and mixed regulation modes.

External Hydraulic Circuit Operation

Function and control of external hydraulic outlets and quick-couplers.

Quick-Coupler Connections

Safe engagement and disengagement of quick-couplers.

Hitches

Rear Three-Point Linkage Categories

Categories and specifications for rear three-point linkage.

Draw Bar Adjustments and Safety

Adjustments and safety precautions for draw bars.

Lower and Upper Draw Bar Connections

Connecting tools using lower and upper draw bars with CBM hooks.

Wheel Track Change

Front Wheel Track and Toe-In Adjustment

Changing front wheel track and adjusting toe-in.

Front Axle Fenders and Rear Wheel Track

Adjustment of front axle fenders and rear wheel track.

Ballast Weights

Ballast Weight Placement and Tire Filling

Placement of ballast weights and valve for tire liquid filling.

Tire Liquid Filling and Draining Procedures

Step-by-step procedures for filling and draining tires with liquid.

Anti-Freeze Solution for Tires

Preparation and safety for anti-freeze solutions used in tires.

Electric Installation

Basic Electrical Service and Battery

General electrical connection guidelines and accumulator battery.

Battery and Alternator Maintenance

Maintenance procedures for the accumulator battery and alternator.

Fuse Box and Lighting Adjustments

Location of fuse box, fuse placement, and lighting adjustments.

Tractor Maintenance

Maintenance Schedules and Checks

Daily, 100-hour, 500-hour, and beyond maintenance tasks.

Fluid and Filter Replacement

Schedule for replacing fluids and filters, and fluid capacities.

Service Fluid and Oil Specifications

Recommended Zetor service fluids and oil specifications.

Lubricant, Coolant, and Fuel Specifications

Specifications for lubricants, cooling liquid, and fuel.

Greasing Points

Identification of greasing points for drive axle and linkage.

Maintenance Instructions

Bonnet Opening and Engine Oil Checks

Procedures for opening the bonnet and checking engine oil.

Engine Oil Draining and Filter Replacement

Steps for draining engine oil and replacing the oil filter.

Fuel Filter Maintenance

Procedures for cleaning and replacing fuel filter cartridges.

Fuel System Venting and Air Filter Care

Bleeding the fuel system and maintaining the air filter.

Hydrostatic Steering System Maintenance

Checking steering oil level and replacing filter element.

Hose Replacement and Heating System Bleeding

Replacing steering hoses and bleeding the heating system.

Coolant and Axle Oil Checks

Procedures for coolant replacement and checking axle oils.

Hydraulic Pump Filter and Gear System Oil

Replacing hydraulic pump filter and changing gear system oil.

Front Axle and Reducer Oil Procedures

Oil procedures for front drive axle and wheel reducers.

Air Conditioning System Maintenance

Maintenance of air-condition filtration elements and condenser.

Tire Maintenance and Storage

Inspecting tires, inflating them, and procedures for tractor storage.

Adjustment

Belt Tension Adjustments

Adjusting tension for accessory drive belts and V-belts.

Clutch Control Adjustments

Adjusting the PTO shaft clutch control lever and clutch pedal free run.

Main Technical Parameters

Tractor Dimensions and Engine Specifications

Key tractor dimensions, weight, and engine technical data.

Load Capacities and Tire Data

Axle load capacities, combined weight limits, and tire data.

Hydraulic System and Speed Specifications

Hydraulic system specifications and tractor speed charts.

PTO Performance and Turning Dimensions

PTO shaft performance and tractor turning circle dimensions.