Abstract: An elevator car is provided and includes a body, an acoustic response device and a local or remote system configured to control an operation of the acoustic response device whereby an acoustic integrity check to determine a condition of the body is executable by the local or remote system.

Abstract: An elevator car is provided and includes a body, an acoustic response device and a local or remote system configured to control an operation of the acoustic response device whereby an acoustic integrity check to determine a condition of the body is executable by the local or remote system.

Abstract: A method of processing a service request related to a conveyance system includes receiving the service request related to the conveyance system; determining whether the service request identifies the conveyance system as running or not running; upon determining that the service request identifies the conveyance system as not running determining whether a conveyance system status is accessible; when the conveyance system status is accessible, determining from the conveyance system status whether the conveyance system is operating properly; when the conveyance system status is not accessible, obtaining at least one input from the conveyance system and determining from the at least one input whether the conveyance system is operating properly.

Abstract: An elevator system (2) comprises an elevator car (6) configured for moving along a hoistway (4); an elevator control (13) configured for controlling the movement of the elevator car (6); and a communication circuit (18) configured for establishing a data connection (20) between the elevator system (2) and a remote service center (22). The elevator control (13) includes a safety circuit (17) configured for detecting a malfunction of the elevator system (2).