| 摘要 |
PROBLEM TO BE SOLVED: To tell the content of an abnormality, the method of repairing or countermeasures to a user surely when the abnormality is generated in a hot-water supplier. SOLUTION: When an abnormality is generated in a hot-water supplier, the content of abnormality (error code) is indicated in an indicating unit (step S2), and next, the content of abnormality (content of abnormality, method of repairing, countermeasure or the like) is alarmed by a voice alarming unit two times (step S3). Subsequently, it is confirmed that either one switch among a plurality of operation commanding switches is operated or not (step S4a) and when any one of the plurality of operating switches is operated, a hot-water supplier main body is confirmed whether the same is still abnormal or not at that time (step S5). When the hot-water supplier main body is still abnormal, the content of abnormality (content of abnormality, method of repairing, countermeasure or the like) is told two times by voice through a voice alarming unit (step S6). |
