Specifications include, but are not limited to: Weekly maintenance to include: Inspection of liquid bleach feeder, acid feeder, UV system, two (2) Laars Lite natural gas pool heaters, 20-hp Purex pool motor Clean and/or replace UV bulbs as needed Perform water analysis and report conditions to aquatics director or designee Quarterly maintenance to include: Liquid bleach feeder – Clean and flush tubing a chlorine injector Acid feeder – Clean and flush tubing and injector Annual maintenance to include: Liquid bleach feeder – Replace all roller tubing Acid feeder – Replace all roller tubing Laars Lite natural gas pool heaters – Inspect venting system for blockage/leakage/corrosion, inspect electrical controls/high pressure limits/pressure switch/temperature control/automatic gas valve, inspect external surfaces of heat exchanger tubes for black carbon buildup, remove any soot that has collected on tubes and correct the cause, check for loose or broken wires and terminal connections 20-hp Purex pool motor – Inspect for worn seals