Rowpu questions with correct answers

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Rowpu questions with correct answers

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2024/2025

Institution ROWPU

Course ROWPU

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Rowpu questions with correct answers

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Rowpu questions with correct answers

How many persons set up as a ROWPU 1500? - answer-2
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What hose connection point on a Rowpu has a 1.5" connection? - answer-Product water
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Which pump will also function as a back wash pump? - answer-Raw water pump 2
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How much polymer will be used in a pail with 3 gallons of water? - answer-125 ml
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How much sodium hexametaphosphate will be used in a pail with 3 gallons of water? -
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answer-80 ml
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What type power source connection must be used to? - answer-One 200 amp 3 phase
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connection
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Before starting the ROWPU how many drain valves need to be closed on the 1500? -
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answer-7
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Before starting the rowpu how many vent valves need to be closed on the 1500? -
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answer-12
c

During initial start up what raw water flow do you want to establish? - answer-45-52 gpm
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Before start up, what position should the chemical feed valves be in? - answer-Prime
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What is the goal turbidity you want to achieve? - answer-Less than 2 NTU
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What is the maximum RO pressure allowed for freshwater? - answer-550 psi
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What is the allowable bag filter differential pressure? - answer-0-20 psid
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What is the minimum TDS rejection rate? - answer-96.5%
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How long does a full back wash cycle last? - answer-12 minutes (8 for back wash) (4 for
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rinse)
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During a backwash, what is the maximum water flow? - answer-50 GPM
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How often should I citric acid feed be done? - answer-After 20 hours of operation
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How much citric acid is mixed with 3 gallons of water in a pail? - answer-1 1/2 pounds
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Uploaded on: June 21, 2025
Number of pages: 4
Written in: 2024/2025
Type: Exam (elaborations)
Contains: Questions & answers

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