| 摘要 |
A water flow control apparatus for a heat exchanger at an air conditioner, integrally connects through a by-pass pipe 18 a first socket joint 13 connecting with a cold or hot water feed pipe 2 and an inlet 1c of the heat exchanger and a second socket joint 17 connecting with a cold or hot water discharge pipe 3 and an outlet 1d of the heat exchanger and is provided at the second socket joint 17 with a valve chamber 16 and a valve 21 selectively movable between positions in which it closes the outlet of the by-pass pipe 18 and the inlet of the second socket joint 17 respectively. <IMAGE> |
