| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a storage type hot water supply device, capable of further improving economical efficiency while suppressing the run-out of hot water. <P>SOLUTION: The storage type hot water supply device 1 includes a hot water storage tank, a heating means for heating water in the hot water storage tank, a remaining hot water amount detection means (150a) for detecting a remaining hot water amount in the hot water storage tank, a control means (150d) for starting the heating means when a detected remaining hot water amount which is the remaining hot water amount detected by the remaining hot water amount detection means is not more than a starting remaining hot water amount for which the heating means should be started, a starting time setting means (150b) for setting a first time for starting pouring hot water or reheating in a predetermined bathtub using the hot water in the hot water storage tank, and a set value changing means (150c) for changing the starting remaining hot water amount from a first set value to a second set value higher than the first set value in a predetermined time zone from a second time to the first time, when the first time is set at the second time earlier than the first time by the starting time setting means. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
