Arrived at location on 7/26/21 - Came in and preformed preventive maintenance on refrigeration equipment cleaned condensing coils on reach in coolers and cold wells checked temps door gaskets hinges electrical components let units cycle on and off properly and checked evap fans. Checked door hinges temps door closers brushed evaps off in walk in cooler and freezer cleaned condensing coils on roof top and checked electrical components pm complete. Returned to location on 8/2/21 - Took apart the water side of the of the cuber and sanitized each piece then rinsed with potable water and reinstalled ran through wash cycle and sanitizer cycle then caught the next 2 drops.