7.1 Identifying conserving machine equipment  There are 3 types of sprayer machine equipment, they are: 1. Handy sprayer (hand sprayer) / sprayer carried on the back 2. Carried on the back type motorized sprayer 3. Sprayer machine with high pressure

Main components of sprayer equipment 1. Part of tank (reservoir) 2. Part of pump (pump unit) 3. Part of sprayer (pipe unit and nozzle equipment)

1. Part of tank (reservoir) ~ in the form cylinder ~ Flat globular, elliptical, and lobed backside ~ Materials of bronze mixture, steel plate, and synthetic ( plastic) ( plastic) ~ Thickness is approximately 0,6 mm ~ There are belt or string of shoulder strap ~ On admission filling hole there is a liquid measuring pipe ~ Manometer and protection spillway functions as pressure indicator pressure indicator

2. Part of pump There 2 types of pump There 2 types of pump a. Air pump type/ liquid pump a. Air pump type/ liquid pump - Often called carried on the back automatic - Often called carried on the back automatic sprayer sprayer - requires pumping to spray all liquid inside - requires pumping to spray all liquid inside tank, but it doesn’t need re-pumping tank, but it doesn’t need re-pumping

b. Sucking pump type ( pressure ) - Additional pumping is continuously needed during spraying - Tank hold of pump piston made longer and stick out forwards to gesticulating boundary - Other back part clung to the hold

3. Part of sprayer ( Slang, barrel, nozzle ) a. Pipe - Its length is at least 1 meter - Its length is at least 1 meter - One of the tips given lasing nut which is - One of the tips given lasing nut which is clung to the hold and completed with clung to the hold and completed with faucet of douche faucet of douche

b. Sprayer barrel - Spraying instrument has average length 45 to 50 cm - Barrel is made of alloy c. Sprayer head ( nozzle ) - Nozzle = sprayer - Types ; I, L, U, O, T

Picture 1. Automatic carried on the back sprayer

Picture 2. Semi automatic carried on the back sprayer