Zetor Proxima 7421

Checks and maintenance of the engine cooling system, including fluid levels and system tightness.

Checking and refilling oil in the hydrostatic steering tank, and checking hoses.

Checks and maintenance of the fluid brake system and clutch fluid level.

Maintenance of the air cleaner based on clogging indication.

Identification and function of various switches and levers on the tractor's control panels.

Description of switches and controls located on the right side of the cab.

Operation of the lever for selecting forward, neutral, and reverse gears.

Selecting output shaft speeds of 540 and 1,000 RPM.

Operation of the lever for selecting road gears and reduced gears.

How to engage and disengage the output shaft drive.

Specifications for vertical static loading limits of various hitch types.

Further specifications for vertical static loading limits of hitch types.

Detailed engine specifications including power, torque, and consumption.

Continuation of engine specifications, including valve gear and injection details.

Specifications for lifting forces of the front and rear 3-point hitches.

Table showing output shaft speeds relative to engine speed for different rotation directions.

Table showing maximum permitted front axle loading based on travel speed and wheel track.

Data on engine power output and fuel consumption for different models.