POOL OPERATOR'S TEST 2023 QUESTIONS AND ANSWERS ALREADY PASSED AND GRADED A+

phenol red - CORRECT ANS used to measure pH parallel - CORRECT ANS valves are open if handle is ______ to the pipe pH - CORRECT ANS how acidic or basic a solution (pool water) is 60 to 180 - CORRECT ANS acceptable range of Total Alkalinity in a pool 7.2 to 7.8 - CORRECT ANS acceptable range of pH in a pool 150 to 400 - CORRECT ANS acceptable range of calcium hardness in a pool 1500 - CORRECT ANS maximum reading for total dissolved solids (TDS) 7.5 - CORRECT ANS pH of a human eye 15 minutes - CORRECT ANS maximum time someone should spend in a spa 8 hours - CORRECT ANS maximum turnover rate for a main pool 2 hours - CORRECT ANS maximum turnover rate for a wading pool 30 minutes - CORRECT ANS maximum turnover rate for a spa 104 - CORRECT ANS maximum temperature for a spa is _____ degrees -0.5 - +0.5 - CORRECT ANS acceptable range for the Langelier Saturation Index flow meter - CORRECT ANS instrument that measures how fast the water is returning to the pool after it has been cleaned parts per million - CORRECT ANS the rate of flow is measured in... effluent line - CORRECT ANS other name for return line DPD #1 and #2 - CORRECT ANS to measure free available chlorine the reagents should be... floculent - CORRECT ANS filter aid that makes small dirt bigger cyanuric acid - CORRECT ANS chemical that stabilizes chlorine against ultraviolet light of the sun 1.5 - CORRECT ANS minimum reading for chlorine in a main pool 3 - CORRECT ANS minimum reading for chlorine in a wading pool pre-coat - CORRECT ANS the process of preparing cartridges for a DE filter prior to turning the pump on is called... slurry feed - CORRECT ANS adding DE to the filter while the pump is running sodium hydrochlorite - CORRECT ANS chemical name for liquid chlorine scaling - CORRECT ANS mineral deposits on the wall or in the pipes breakpoint - CORRECT ANS the point at which the chlorine is raised to 10 times the combined chlorine level and all of the chloramines are oxidized flow rate - CORRECT ANS amount of water per minute that is returning back to the pool MSDS - CORRECT ANS This stands for Material Safety Data Sheets and are required by OSHA (Occupational Safety and Health Administration). These sheets provide complete information on the chemicals being used impeller - CORRECT ANS instrument inside the motor that creates the vacuum pressure that pulls the water through the system backwash - CORRECT ANS the reverse of flow of water through the filter tanks in order to clean the system valves - CORRECT ANS control the flow of water in the system: ex. gate, floating, ball, butterfly free available chlorine - CORRECT ANS chlorine that is available for disinfection in the wate