Hi-Tech RO-300 DLX Manual de operação e manutenção - Página 10

Procurar online ou descarregar pdf Manual de operação e manutenção para Sistemas de filtragem de água Hi-Tech RO-300 DLX. Hi-Tech RO-300 DLX 10 páginas.

PROCESS OF PRESSURE SAND FILTER
PRESSURE SAND FILTER (PSF)
The water is first filtered by pressure sand filter unit for removal of suspended matters and turbidity. PSF unit
is a corrosion free Polymer Resin Composite Pressure Vessel. Two grade of filtering sand is charged on the
supporting media of Pebbles and Gravels. The unit come with complete backwashing multiport valve system.
With the operation of one level arm rinsing and backwashing can be done.
Sand filter cleaning
To clean and rinsing the sand filter & obtain clean water, turn the coke position from service to rinsing or
backwash mode for 3 to 5 minutes depends on quality & impurity of raw water. After obtaining clean water
make the coke position to service mode again. Follow the above operation twice /thrice in a week.
NOTE : ALWAYS OFF INLET FEEDWATER SUPPLY BEFORE CHANGING THE POSITION OF COKE
FROM SERVICE MODE TO BACKWASH MODE.
PROCESS OF ACTIVATED CARBON FILTER
ACTIVATED CARBON FILTER (ACF)
To remove color, Odor and Smell from the water.
To remove Oil & Grease from the water.
To control the BOD & COD in the water.
Activated Carbon Filter cleaning
To clean and rinsing the ACF & obtain clean water, turn the coke position from service to rinsing or backwash
mode for 3 to 5 minutes depends on quality & impurity of raw water. After obtaining clean water make the
coke position to service mode again. Follow the above operation twice /thrice in a week.
NOTE : ALWAYS OFF INLET FEEDWATER SUPPLY BEFORE CHANGING THE POSITION OF COKE
FROM SERVICE MODE TO BACKWASH MODE.