| 摘要 |
PROBLEM TO BE SOLVED: To provide a storage hot water supply device capable of preventing an operating portion of an on-off valve in an outer case from remaining without returning to an operating position for a normal operation, after termination of maintenance.SOLUTION: A storage hot water supply device 1 includes: a hot water storage tank 3; a pipe system such as a water supply pipe 4; a heating circulation pipe 5; and a hot water supply pipe 6; an on-off valve disposed in the water supply pipe 4, and an outer case 10 receiving the hot water storage tank 3, the pipe system and the on-off valve 15, and further includes: an opening portion 41 formed on the outer case 10; and a detachable door member 42 for closing the opening portion 41, the on-off valve 15 includes: an operating portion 43 for switching a valve opening state and a valve closing state, and is disposed near the door member 42, and the door member 42 includes: an interference portion 46 for making the closing of the opening portion 41 impossible when the operating portion 43 is located on an operating position different from the operating position for the normal operating state. |
