Tech performed two system ESA. Upstairs- tech found no issues with system at todays visit. System is brand new. System is back on and operating properly at this time. Downstairs- Tech found that drain had clogged on unit and a small amount of water had backfilled into the bottom of the unit. Tech cleared drain and got all water out. Tech found no other issues at todays visit. System is back on and operating properly at this time.