Specifications include, but are not limited to: Check with STC for known operational deficiencies and scheduling Semi-Annual Inspect operation of unit during start up and operation Semi-Annual Remove debris within and around the unit as necessary Semi-Annual Inspect equipment structurally (interior and exterior) Semi-Annual Inspect plumbing and water piping for leaks Semi-Annual Check and clean strainers (drain and bleed overflow) as required by manufacturer Semi-Annual Inspect and lubricate fan motor and pulley bearings as required by manufacturer Semi-Annual Check and refill gear assemble oil as required by manufacturer Semi-Annual Inspect motor condition and operation Semi-Annual Inspect and replace belts as necessary Semi-Annual Inspect motor pulleys and motor mounts as required by manufacturer Semi-Annual Inspect electric connections, contactors, relays and operating/safety controls as required by manufacturer Semi-Annual Inspect and clean float valve assembly Semi-Annual Inspect float valve for proper operation as required by manufacturer Semi-Annual Check and inspect winterization of unit Semi-Annual Re-inspect operation of unit during start up and operation Semi-Annual Provide written report of maintenance performed and proposal for additional maintenance required.