BATH WATER HEATER

To provide a bath water heater capable of shortening the time for a test operation and capable of reducing a load on a builder.SOLUTION: In a bath water heater which is connected by piping to a hot water supply plug and a bathtub of a household so as to supply hot water and which includes control means constituted so as to be connected for communication to an external device, the external device includes a server connected for communication to a communication network and including a database which has collected bathtub data of a plurality of types of bathtubs, and a portable terminal capable of photographing an image and capable of being connected for communication to the communication network. The control means receives the bathtub data in the database corresponding to the image of the bathtub of the household photographed by the portable terminal from the external device, and performs a test operation based on the received bathtub data.SELECTED DRAWING: Figure 8 【課題】試運転の時間を短縮し、施工者の負担を軽減することができる風呂給湯装置を提供すること。【解決手段】家庭の給湯栓及び浴槽に給湯可能に配管接続され、外部装置と通信接続可能に構成された制御手段を備えた風呂給湯装置において、外部装置は、通信網に通信接続されて複数種類の浴槽の浴槽データを収集したデータベースを備えたサーバと、画像撮影可能で且つ前記通信網に通信接続可能な携帯用端末を含み、制御手段は、携帯用端末で撮影した家庭の浴槽の画像に対応するデータベース中の浴槽データを外部装置から受信し、この受信した浴槽データに基づいて試運転を行う。【選択図】図８