| 摘要 |
PURPOSE:To constitute the device so that filthy water, etc., of the water heater can be drained from the lower face of a containing case by piping a discharge port of a discharge pipe of the electric hot-water heater to a recessed part in the door, anc connecting the drain pipe connected to a drain device to a part of the discharge pipe. CONSTITUTION:An electric water heater 15 and a coffee heater 16 are integrated and fixed into the depth in a containing case 14 and this side, respectively, and an operating switch 17 is provided in front of the front door 13. A part of a feed water pipe is allowed to branch and connected to a drain device 42 provided on the lower face of the containing case 14 through a pipe 41. A pipe 43 which passes through the bottom of a container 25 of the electric water heater 15 is connected to a discharge pipe 45 for leading to the inside of a discharge port 40 through a pump 44 of a pumping centrifugal type. A drain pipe 46 connected to the drain device 42 leads to a part of the discharge pipe 45. In such a way, the drain can be discharged from a drain port 48 by twisting a cock 47 of the drain device 42. |
