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Wastewater Grade 1 AZ Questions with Detailed Verified Answers

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Q: What color is a ground wire? Ans: Green Q: When turning on a positive displacement pump, valves need to be ON or OFF? Ans: On Q: Wet Floor liftstations should be equal, sloped away, or sloped towards pump? Ans: Sloped AWAY from pump Q: A continuous running pump should be check for leaks how often? Ans: Every 24 hours Q: Air from ventilation is measured in? Ans: CFM- cubic feet per minute Q: A multimeter measures what? Ans: Voltage, current, and resistance Q: A sewer tap refers to what? Ans: The connection poi

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Wastewater Grade 1 AZ
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Wastewater Grade 1 AZ

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Wastewater Grade 1 AZ Questions with
Detailed Verified Answers

Q: What color is a ground wire?

Ans: Green

Q: When turning on a positive displacement pump, valves need to
be ON or OFF?

Ans: On

Q: Wet Floor liftstations should be equal, sloped away, or sloped
towards pump?

Ans: Sloped AWAY from pump

Q: A continuous running pump should be check for leaks how
often?

Ans: Every 24 hours

Q: Air from ventilation is measured in?

Ans: CFM- cubic feet per minute

Q: A multimeter measures what?

Ans: Voltage, current, and resistance

Q: A sewer tap refers to what?

Ans: The connection point between a homes main sewer line and a
municipal water system.

, Page | 2

Q: What kind of valve is used to isolate a lift station for
maintenance?

Ans: A Gate Valve

Q: What is the main indicator of a chlorine leak?

Ans: Smell

Q: If friction increases, water flow will do what?

Ans: Slow down (C-Factor)

Q: What is the primary function of a circuit breaker?

Ans: Overload protection

Q: In order to disinfect water, an operator must know the DOSAGE
and the _____?

Ans: Volume

Q: 1 foot of water is equal to how much PSI?

Ans: 0.43 PSI

Q: A fire hydrant should be turned off slowly to prevent what?

Ans: Water Hammers

Q: A fire hydrant should be opened how much?

Ans: All the way (100%)

Q: A mechanical seal should drip at how many drips per minute?

Ans: ZERO- a mechanical seal should never drip?
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Wastewater Grade 1 AZ
Course
Wastewater Grade 1 AZ

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Uploaded on
September 3, 2025
Number of pages
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Written in
2025/2026
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Questions & answers

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