Notwithstanding any registration procedure as herein required, the Police Department the City of Glens Falls shall be under no obligation whatsoever concerning the adequacy, the operation or maintenance of any alarm device so installed or of any central alarm station, and the City of Glens Falls and its authorized agents assume no liability whatsoever for any failure of any such alarm device or of any central alarm system for failure to respond to any such alarms or for any act of omission or commission as a result of any alarm, device or system.