Connection type water heater system

The present invention provides a connected water heater system comprising: a plurality of water heaters each comprising a control unit, a storage unit, and a timer for measuring the cumulative combustion time of each water heater; and a remote controller configured to communicate with each water heater and having a notification unit and an operation unit. When the accumulated combustion time of the timer exceeds the specified time, the control part of each water heater sends the information of exceeding the specified time to the remote controller. When the remote controller receives this information, the notification unit notifies an inspection warning. In the water heater that performs the inspection operation, information indicating that the inspection operation has been performed is stored in a storage unit. The remote controller releases the operation of the inspection warning by the operation unit and transmits a release signal of the inspection warning to each water heater. When the control unit receive