WFSM - SET B (VOLUME 4) WITH
CORRECT SOLUTIONS
which color band designated reverse osmosis water purification water unit piping that
carries raw water
A.)yellow
B.) black
C.) green
D.) blue - ANSWER-B.) Black
which color band designates ROWPU piping that carries filtered water
A.) yellow
B.) black
C.) green
D.) blue - ANSWER-A.) Yellow
which color band on the ROWPU piping that carries product water
A.) yellow
B.)black
C.)green
D.) blue - ANSWER-D.) blue
how many gallons per hour does the 1500 ROWPU produce?
A.) 600
B.) 1000
C.) 1250
D.) 1500 - ANSWER-D.) 1500
how many hours per day is the ROWPU designed to operate?
A.) 24
B.) 20
C.) 12
D.) 8 - ANSWER-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 - ANSWER-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 - ANSWER-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 - ANSWER-D.) brine tank
how many gallons of water does the backwash water tank hold?
A.) 20000
B.) 15000
C.) 10000
D.) 5000 - ANSWER-A.) 20000
how man RO elements are in each ROWPU RO vessel
A.) 1
B.) 2
C.) 3
D.) 4 - ANSWER-B.) 2
what is the maximum allowable total dissolved solids level on the ROWPU
A.) 850
B.) 1000
C.) 1250
D.) 1500 - ANSWER-B.) 1000
what process lasts for 4 minutes and completes the backwash cycle
A.) backwash
B.) cleaning
C.) rinsing
D.) draining - ANSWER-C.) rinsing
what must you do first before you set up and operate the ROWPU
A.) inventory all components
B.) assemble the ROWPU
C.) unpack the ROWPU
D.) select the proper site - ANSWER-D.) select the proper site
how many feet upstream and away a form the campsite should the ROWPU intake point
be located
A.)50
B.) 100
C.) 150
CORRECT SOLUTIONS
which color band designated reverse osmosis water purification water unit piping that
carries raw water
A.)yellow
B.) black
C.) green
D.) blue - ANSWER-B.) Black
which color band designates ROWPU piping that carries filtered water
A.) yellow
B.) black
C.) green
D.) blue - ANSWER-A.) Yellow
which color band on the ROWPU piping that carries product water
A.) yellow
B.)black
C.)green
D.) blue - ANSWER-D.) blue
how many gallons per hour does the 1500 ROWPU produce?
A.) 600
B.) 1000
C.) 1250
D.) 1500 - ANSWER-D.) 1500
how many hours per day is the ROWPU designed to operate?
A.) 24
B.) 20
C.) 12
D.) 8 - ANSWER-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 - ANSWER-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 - ANSWER-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 - ANSWER-D.) brine tank
how many gallons of water does the backwash water tank hold?
A.) 20000
B.) 15000
C.) 10000
D.) 5000 - ANSWER-A.) 20000
how man RO elements are in each ROWPU RO vessel
A.) 1
B.) 2
C.) 3
D.) 4 - ANSWER-B.) 2
what is the maximum allowable total dissolved solids level on the ROWPU
A.) 850
B.) 1000
C.) 1250
D.) 1500 - ANSWER-B.) 1000
what process lasts for 4 minutes and completes the backwash cycle
A.) backwash
B.) cleaning
C.) rinsing
D.) draining - ANSWER-C.) rinsing
what must you do first before you set up and operate the ROWPU
A.) inventory all components
B.) assemble the ROWPU
C.) unpack the ROWPU
D.) select the proper site - ANSWER-D.) select the proper site
how many feet upstream and away a form the campsite should the ROWPU intake point
be located
A.)50
B.) 100
C.) 150
