To provide a boiler securing a sufficient shower flow rate even in a place with low water supply pressure, producing small noise, and having favorable maintenance performance.
This boiler is provided with a heat source 28; a flow rate switch 31 detecting a water conduction state to the heat source 28; a water delivery switch 24 operating the supply and the stop of the hot water; an operation part 25 performing operations such as setting an output of the heat source and the like; a control device 30 determining the water conduction state to the heat source and a heat source output state from detection values of the water delivery switch 24, the flow rate switch 31, and the operation part 25; a display part 29 displaying the water conduction state and the heat source output state by a command from the control device; a shower head 27 delivering the hot water supplied from the heat source via a shower hose 26, a water supply pressurizing pump 32 comprising a DC brushless motor in an inlet side of the heat source 28, and a voltage transducer 30c driving the water supply pressurizing pump 32.
KAMIMURA MASAHITO
Tomoyasu Sakaguchi
Hiroki Naito
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