(1) Vacuum equipment shall be provided to remove sediment and other accumulations from the bottom of the swimming pool, spa, or other water feature.
(2) When not in use, all vacuum fittings shall be covered with an automatic closure device that cannot be opened without a special tool. Where a skimmer is used for vacuuming, automatic closure is not required.
(3) A missing vacuum filtering cover is an entrapment hazard which requires the pool operator to immediately close the pool, spa, or other water feature until the cover is replaced and reinstalled.
(4) Any vacuum equipment shall be used in accordance with manufacturer's guidelines and with all parts in place.