Certified Pool Operator Test Review questions with verified || || || || || || || ||
detailed answers ||
12 Reasons why the health inspector will close your pool - correct answer✔✔1. pump filter
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not working for more than an hour
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2. main drain is not visible
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3. chemical readings out of range
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4. no pool operator (15 minute grace period)
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5. no lifeguard or cpr certs present
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6. water is below the skimmer line
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7. danger to the public
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8. chlorinator is not working
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9. health inspector is not allowed in
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10. bathrooms + drains not working
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11. flow rate is too low
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12. no phone (landline)
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Measuring records as the CPO - correct answer✔✔Operator must test the water for Cl and
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pH every hour, and Total Alkalinity, Calcium Hardness and Cyanuric Acid once per week.
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Records must be maintained on site and available for at least 2 years at the pool and 3 years
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total.
5 Factors of Water Balance - correct answer✔✔pH, Total Alkalinity, Calcium Hardness,
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Temperature, and total dissolved liquids || || || ||
Corrosive water - correct answer✔✔pH is too low, dissolves everything it contacts
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detailed answers ||
12 Reasons why the health inspector will close your pool - correct answer✔✔1. pump filter
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not working for more than an hour
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2. main drain is not visible
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3. chemical readings out of range
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4. no pool operator (15 minute grace period)
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5. no lifeguard or cpr certs present
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6. water is below the skimmer line
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7. danger to the public
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8. chlorinator is not working
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9. health inspector is not allowed in
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10. bathrooms + drains not working
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11. flow rate is too low
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12. no phone (landline)
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Measuring records as the CPO - correct answer✔✔Operator must test the water for Cl and
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pH every hour, and Total Alkalinity, Calcium Hardness and Cyanuric Acid once per week.
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Records must be maintained on site and available for at least 2 years at the pool and 3 years
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total.
5 Factors of Water Balance - correct answer✔✔pH, Total Alkalinity, Calcium Hardness,
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Temperature, and total dissolved liquids || || || ||
Corrosive water - correct answer✔✔pH is too low, dissolves everything it contacts
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