field operation and maintenance of power tiller
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1/7/2018 palithamunasinghe@qq.com 1palithamahinda2@gmail.compalithamunasinghe@qq.com
Agriculture and Food Technology
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M.M.Palitha Mahinda Munasinghe
District Agriculture Training Centre
Homagama-Sri Lanka
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Rotavator Attached to Two Wheel Tractor
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Rotavator Attached to Two Wheel Tractor
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Engine of Two Wheel Tractor
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A system that converts chemical energy to heat or thermal energy and to mechanical energy. which can then be used to do mechanical work
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Fuel Pump & Components of Power Tiller (Two Wheel Tractor)
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An Injection Pump is the device that pumps diesel into the Injection Nozzle from fuel tank under high pressure to the engine
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Crank Shaft, Governor unit & Fuel Pump of Power Tiller (Two Wheel Tractor)
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A governor, or controller, is a device used to measure and regulate the speed of an engine
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Working steps in Fuel Pump of Power Tiller (Two Wheel Tractor)
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Fuel Injection Nozzle of Power Tiller (Two Wheel Tractor)
By pressurizing and injecting the fuel forces it into air that has been compressed to high pressure in the combustion chamber
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Air Cleaner & Silencer of Power Tiller (Two Wheel Tractor)
Air cleaner is a device which removes contaminants from the air and supply to the cylinder
A device for reducing the amount of noise emitted and purify exhaust gas of an internal combustion engine
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Cooling System Components of Power Tiller (Two Wheel Tractor)
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Water is used and made to circulate through the engine block & head. The heated water & water vapor then makes their way to the radiator.After cooling down water recirculates. A cap with thermostat valve is used to control the water temperature required for cooling
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K75 Main Handle & Components
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Use for handling tractor when it drive. A type of steering control in power tiller. Fixed to the gearbox housing of power tiller
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Main Clutch & Components of Power Tiller (Two Wheel Tractor)
A clutch is a mechanical device which engages and disengages power transmission especially from driving shaft to driven shaft
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K75 Main Gear Case & Components
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That uses gears and gear trains to provide speed and torque conversions from a rotating power source to another device
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K75 Gearbox (Front Transmission)
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1 2 -
3 -
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4 -
5 -
6 -
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K75 Axle & Tire Assemble
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Tire Pressure (5.00x12)0.12Mpa or 1.2kg/cm2
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K75 Rotavator Gearbox (Rear Transmission)
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H - , L - ,
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Rotavator use a set of rotary blades which spin and breakup, churn and aerate the soil in fields
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K75 Rotavator Tine Assembly & Depth Control Wheel
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K80R Gearbox (Front Transmission)
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K80R Rotavator Gearbox (Rear Transmission)
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A Blade with prong or sharp point, such as that on a fork or plough use for rotavator
Rotary Blade
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K75 Rotavator Cover
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Used as a protector for tractor operator and support to mount rear depth control wheel and ridger
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Other Equipment Attached to Two Wheel Tractor
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Other Equipment Attached to Two Wheel Tractor
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Potato Harvester
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Select the Proper pulley size for Power Tiller (Two Wheel
Tractor) to obtain power
x
x
=
=
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50 150 SAE 40, 2.0-2.3
50 1500 SAE 90 , 4.7-5.3
50 1500 SAE 90 , 1.5-1.8
50 50 , 100-125
50 50 , 20-25
(
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50 150 SAE 30 , 0.3-0.5
50 50 , 75-100
100 150
300 300
100 150
Maintenance of Power Tiller (Two Wheel Tractor) &
Rotavator
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5-10
10-20
25-30
2-3
3-5
Adjustment of Power Tiller (Two Wheel Tractor) &
Rotavator
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Moldboard Plowing
Rotary Plowing
Ridge & Furrow Making
Disc Plowing
Land Preparation using with other Equipment Attached to
Two Wheel Tractor
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..10
..10
2
..100
..300
6
..600
..1200
1 / #
2 + + + + X
3 X X
4 / # # X
5 X X
6 # # X
7 #
8 # X #
9 +
10 +
11 +
12
13 X X
14 X
15
16 X
17 # X
18 + $
19 + $
20
21
Maintenance of Power Tiller (Two Wheel Tractor) & Rotavator
X + # $
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