which color band designated reverse osmosis water purification water unit piping that carries raw water
A.)yellow
B.) black
C.) green
D.) blue - ANS B.) Black
which color band designates ROWPU piping that carries filtered water
A.) yellow
B.) black
C.) green
D.) blue - ANS ...
which color band designated reverse osmosis water purification water unit piping that carries
raw water
A.)yellow
B.) black
C.) green
D.) blue - ANS B.) Black
which color band designates ROWPU piping that carries filtered water
A.) yellow
B.) black
C.) green
D.) blue - ANS A.) Yellow
which color band on the ROWPU piping that carries product water
A.) yellow
B.)black
C.)green
D.) blue - ANS D.) blue
how many gallons per hour does the 1500 ROWPU produce?
A.) 600
B.) 1000
C.) 1250
D.) 1500 - ANS D.) 1500
how many hours per day is the ROWPU designed to operate?
A.) 24
B.) 20
C.) 12
D.) 8 - ANS B.) 20
what is attached to the suction hose connected to the raw water pump that prevents the intake
of damaging objects
A.) float
B.) strainer
C.) gate valve
D.) distribution pump - ANS B.) strainer
, what is an electrically driven centrifugal pump used to pump water from the product water tanks
to end the user?
A.) RO pump
B.) chemical feed pump
C.) distribution pump
D.) raw water pump - ANS C.) distribution pump
What is another term used to refer to the backwash water tank?
A.) raw water tank
B.) product tank
C.) filtered tank
D.) brine tank - ANS D.) brine tank
how many gallons of water does the backwash water tank hold?
A.) 20000
B.) 15000
C.) 10000
D.) 5000 - ANS A.) 20000
how man RO elements are in each ROWPU RO vessel
A.) 1
B.) 2
C.) 3
D.) 4 - ANS B.) 2
what is the first stage of purification in the ROWPU process?
A.) bag filter
B.) back wash filter
C.) multimedia filtration
D.) Chemical disinfection - ANS C.) multimedia filtration
what is the 4th and final stage of treatment that completes the ROWPU water treatment
process?
A.) multimedia filtration
B.) chemical disinfection
C.) bag filtration
D.) desalination - ANS B.) chemical dissenfection
Sodium Hex is fed by ROWPU chemical feed pump at the
A.) multimedia filter pump
B.) multimedia filter influent
C.) RO element pump
D.) RO element influent - ANS B.) multimedia filter influent
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