CERTIFIED POOL OPERATOR TESTS
COMPILATION BUNDLE 2026 AUTHENTIC
EXAM SCRIPT QUESTIONS AND COMPLETE
SOLUTIONS FULL REVIEW MATERIAL
GRADED A+
⩥Ideal chorine level for a pool is:
Answer: 1ppm to 5ppm
⩥Maximum level of chlorine in a pool is:
Answer: 5ppm
⩥If you see bubbles coming up from a return, the possible cause could
be
Answer: a bad seal on the hair/lint strainer - it is not properly closed, or
air is in the filter, or water level is too low
⩥The hypochlorinator doesn't work. What could be a possible cause for
this?
a) no chlorine in the vat
b) the injection fitting is clogged
c) the tube assembly needs to be changed
, d) all of the above
Answer: d) all of the above
⩥You go to the pool in the morning and notice the chlorine is at zero.
You hand-feed chlorine, how long to do you have to wait to allow people
to go into the pool.
a) no time
b) 15 minutes
c) 30 minutes
d) One day
Answer: c) 30 minutes
⩥When doing the pH test and the sample turns yellow, what does it
mean?
Answer: pH is too low
⩥When doing the pH test and the sample turns purple, what does it
mean?
Answer: pH is too high
⩥What do you do if a patron complains of a chlorine smell and their
eyes are stinging?
Answer: Raise the chlorine to Breakpoint Level.
COMPILATION BUNDLE 2026 AUTHENTIC
EXAM SCRIPT QUESTIONS AND COMPLETE
SOLUTIONS FULL REVIEW MATERIAL
GRADED A+
⩥Ideal chorine level for a pool is:
Answer: 1ppm to 5ppm
⩥Maximum level of chlorine in a pool is:
Answer: 5ppm
⩥If you see bubbles coming up from a return, the possible cause could
be
Answer: a bad seal on the hair/lint strainer - it is not properly closed, or
air is in the filter, or water level is too low
⩥The hypochlorinator doesn't work. What could be a possible cause for
this?
a) no chlorine in the vat
b) the injection fitting is clogged
c) the tube assembly needs to be changed
, d) all of the above
Answer: d) all of the above
⩥You go to the pool in the morning and notice the chlorine is at zero.
You hand-feed chlorine, how long to do you have to wait to allow people
to go into the pool.
a) no time
b) 15 minutes
c) 30 minutes
d) One day
Answer: c) 30 minutes
⩥When doing the pH test and the sample turns yellow, what does it
mean?
Answer: pH is too low
⩥When doing the pH test and the sample turns purple, what does it
mean?
Answer: pH is too high
⩥What do you do if a patron complains of a chlorine smell and their
eyes are stinging?
Answer: Raise the chlorine to Breakpoint Level.
