Replaced aged leaking toilet in unit #F304 shut down water system and installed new emergency shutoff valve at toilet Replaced aged slow flushing toilet in unit #L303 Shutdown water system and installed new emergency shutoff valve at toilet Found coins and hair pin in pulled toilet Performed electric waterheater diagnostic tenant said fluctuation in water temp hot to cold Upper and lower elements are good 13 ohms of resistance (good) Upper and lower thermostat 240 v AC when call for heat no No interruption on transfer from one thermostat to the other Shower valve stem crooked and mixer may be failing, appears to be a part missing, replaced cartridge tested hot to the left and cold to right this should remedy hot and cold water fluctuation tenant was talking about Left option to remove and replace existing tub shower and surround Floor and wall patch by others All new plumbing tested no leaks No warranty on any existing plumbing