4.1 Identifying agricultural four-wheeled tractor Power : 12 HP - 80 HP Type two-wheeled drive four-wheeled drive Using multi cylindered diesel engine with cooler water Equipped with pto (power take off) Three-point joint system

Equipments of tractor : Standard iron wheel with lasing Rubber wheel Hutch wheel Cultivator Plough Harrow Gelebeg Iron wheel with long tread Iron wheel with wide tread Parabola plough

Parts of four-wheeled tractor Engine Power transmission device Running device Steering device Working device

Engine Equipped with diesel engine, 4-stroke, with water cooler Equipped with 2-6 cylinder Generally equipped with : Fuel system Lubrication system Cooler system Electrical system

Energy conductor appliance Function : channeling energy from engine to wheel, axis of (power take off), oil pump Groove of energy channeling engine coupling Speed gear Differential gear Axis wheel

Appliances to move TRACTOR WHEELS Big size Function Big ground clearance To make easy move on uneven farm land Improving ability of traction Equipped with : brake with bearing and waterproof seal

Function : Making driving tractor easy Drive appliances Equipped with dive room To control front wheels through drive wheel Applying power steering system Function : Making driving tractor easy

Appliance to work In the form of three-point hitch Function : hold mutually implement Equipped with Automatic positive controlling appliances Automatic draft controlling Automatic positive controlling appliance Function : to take care of implement at set height Function to keep pulling resistance stable

Things to be paid attention in choosing tractor : Work which is wished to be done/conducted Farm land type Office hours per year Width tilled farm land Distance among check pieces of farm land Frequency of move Condition of work and move Inclination of farm land