Aquatic Facility Operator questions with
complete solutions 2023
What is NOT one of the AFO's primary responsibilities? - correct answer Teaching
Lessons
What should you do every day as a part of your AFO safety duty program? - correct
answer Facility Inspection
How many gallons of water is in one cubic ft? - correct answer approximately 7.5
How do you calculate how many gallons are in a pool? - correct answer 1. calculate the
volume (LxW)xDavg
2. multiple by 7.5 gallons
Law of Dilution - correct answer During a turnover less than half of the water molecules
pass through the filter
What kind of pools need a higher turnover? - correct answer Special pools
When do gutters NOT work? - correct answer when flooded
What do surge pits need? - correct answer room to contain surge flow
What do modulating float valves regulate? - correct answer the amount of water
contributed by the bottom outlet by slowly restricting the bottom drain valve as the water
level in the surge pit rises
What are the two types of pumps? - correct answer Self-Priming and Flooded Suction
Centrifugal
4 inches = - correct answer 400 gpm
What does eliminating dead spots mean? - correct answer Heated and treated water is
equally distributed in the pool
Horizontal High Rate Sand Filter - correct answer increases surface area
When do you backwash? - correct answer When the pressure differential indicates it is
needed
When do you body feeding (DE) ? - correct answer during the filter cycle
complete solutions 2023
What is NOT one of the AFO's primary responsibilities? - correct answer Teaching
Lessons
What should you do every day as a part of your AFO safety duty program? - correct
answer Facility Inspection
How many gallons of water is in one cubic ft? - correct answer approximately 7.5
How do you calculate how many gallons are in a pool? - correct answer 1. calculate the
volume (LxW)xDavg
2. multiple by 7.5 gallons
Law of Dilution - correct answer During a turnover less than half of the water molecules
pass through the filter
What kind of pools need a higher turnover? - correct answer Special pools
When do gutters NOT work? - correct answer when flooded
What do surge pits need? - correct answer room to contain surge flow
What do modulating float valves regulate? - correct answer the amount of water
contributed by the bottom outlet by slowly restricting the bottom drain valve as the water
level in the surge pit rises
What are the two types of pumps? - correct answer Self-Priming and Flooded Suction
Centrifugal
4 inches = - correct answer 400 gpm
What does eliminating dead spots mean? - correct answer Heated and treated water is
equally distributed in the pool
Horizontal High Rate Sand Filter - correct answer increases surface area
When do you backwash? - correct answer When the pressure differential indicates it is
needed
When do you body feeding (DE) ? - correct answer during the filter cycle
