| 摘要 |
<p>PURPOSE:To increase convenience of a hot water supplier, by constituting the supplier in such a manner that hot water pipe line and a water feed pipe line are connected by a change over valve, and that the change over valve is connected to a terminal hot water tap, in a central hot water supplier system, in a central hot water supplier system. CONSTITUTION:A three-way valve 15 is connected to the water inlet 12 of a hot water storage tank 9 of terminal hot water supplier 7, and the three-way valve 15 is connected to a hot water pipe line 3 and to a feed water pipe line 14. By this constitution, the hot water from a hot-water pipe line 3 or the water from a feed water pipe line 14 can be chosen arbitarily to be fed to a terminal hot water supplier 7 by the change over valve 15. With such an arrangement, the time from opening of a hot water tap to draw off hot water can be shortened, and convenience can be increased for a user.</p> |
