| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To resolve a problem in installation of a hot water supply device wherein if a worker such as an electrician or a constructor forgets to carry out various type of settings, air bleeding, and a trial run that are absolutely essential before operation of the hot water supply device, a user suffers slowness of operation time of the hot water supply device, inefficient heating, and shortage of hot water in a hot water storage tank after a while after usage. <P>SOLUTION: In a control part 201, when power is activated, of each setting confirmation item of the hot water supply device from a storage part 202, setting confirmation items that are not inputted are displayed to call attention of the worker for confirmation and input. But if an operating state determining means 502 judges normality of hot water supply operation, the control part 201 changes stored contents of the setting confirmation items in not inputted states stored in the storage part to already inputted. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
