Operation and Maintenance Questions and Answers Flashcards

What is the purpose of a chemical controller's data logging capability?

Answer: To create a continuous record of water chemistry readings and system alarms for compliance and troubleshooting

Data logging creates a continuous electronic record of pH, ORP, temperature, chemical feed cycles, and alarm events.

How should a CPO manage a pool that has been closed for an extended period before reopening?

Answer: Conduct full system inspection, flush piping, service filter, balance water chemistry, and hyperchlorinate

Reopening requires comprehensive inspection of all systems, piping flush, filter service, complete water chemistry testing, and hyperchlorination.

What is the function of a chemical metering pump in pool operations?

Answer: To precisely deliver measured doses of liquid chemicals at controlled rates

Chemical metering pumps deliver precise, controlled volumes of liquid chemicals into the circulation system.

What are the key elements of a Hazard Communication program as required by OSHA?

Answer: A written program, chemical inventory, Safety Data Sheets, container labeling, and employee training

OSHA's HazCom standard requires a written program, complete chemical inventory, current SDS for all chemicals, GHS-compliant labeling, and documented employee training.

What is the significance of recording the clean starting pressure of a filter?

Answer: It establishes the baseline for determining when to backwash and helps diagnose circulation problems

The clean starting pressure is the baseline reading used to determine when the filter needs service and to track system performance.

What maintenance is required for automatic pool covers?

Answer: Regular inspection of cover fabric, tracks, drive mechanism, ropes, and operational testing of safety sensors

Automatic cover maintenance includes inspecting fabric, cleaning tracks, lubricating the drive mechanism, checking ropes and webbing, and testing all safety features.