| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a hot water supply system capable of supplying hot water in an appropriate temperature condition to a hot water supply port when supplying hot water to the hot water supply port in the middle of hot water filling operation for filling a bathtub with hot water.SOLUTION: When a hot water filling operation of a bathtub is executed before the lapse of time after the end of hot water supplying operation in which temperature of hot water to be supplied is adjusted by aperture control of a bypass valve 39 of a hot water bypass pipe 34, reaches a predetermined time, the bypass valve 39 is controlled into a valve opened state for a predetermined period just after start of the hot water filling operation, and the bypass valve 39 is controlled into a valve closed state after the lapse of the predetermined period.</p> |
