Completed two system maintenance verified and changed filters clear drain lines with 2 gallons of water for upstairs and downstairs checked all safety and components. Tech did maintenance tech notice that there was no flood protection on upstairs or downstairs system spoke with customer about safety switches as well as a secondary emergency drain pan for the downstairs. Customer declined for main level. Repairs only wanted upstairs unit Safety switches added. Installed new safety switches tested ( passed ) systems operating at this time..