OWS/RO

Question 1

The “clean water inlet” and “clean water outlet” found in an OWS are ______ valves

Answer 1

Solenoid

Question 2

Oil Content Detector of an OWS employs an _________ system based on the principles of light scattering.

Answer 2

optical

Question 3

Vacuum Gravity and __________ are the two basic types of OWS.

Answer 3

Pressure

Question 4

RO elements should be cleaned when the TDS level of the _______ _______ exceeds 500 ppm.

Answer 4

product water

Question 5

During start-up, do not ______ 950 psi system pressure or 4.35 gpm product water flow.

Answer 5

exceed

Question 6

In _________ Mode, product flow should be in the 0.9 to 1.0 gpm range.

Answer 6

Polishing

Question 7

DO NOT operate the _____ ______ pump while system is in backwash mode.

Answer 7

High Pressure

Question 8

When renewing the 5 and 20 micron filters, ensure that the high pressure _____ reads 0 psi before maintenance.

Answer 8

gauge

Question 9

A likely cause of unacceptable effluent from the ______ Stage Separator is filter element not sealed properly.

Answer 9

Second

Question 10

Never exceed 1000psi on the _____ Gauge.

Answer 10

High Pressure