| 摘要 |
PROBLEM TO BE SOLVED: To provide an instantaneous water heater unit capable of improving user's comfort while securing hygiene.SOLUTION: An instantaneous water heater unit 4 includes a discharge pipe 21 connected to a prescribed region of a hot water supply pipe 11 connecting a water heater 2 and a faucet 3A of a shower booth 3, a unit solenoid valve 22 disposed on the discharge pipe 21, a unit check valve 23 disposed on a region at a reverse side of the hot water supply pipe 11 side with respect to the unit solenoid valve 22, of the discharge pipe 21, a unit thermistor 24 disposed on a region at the hot water supply pipe 11 side with respect to the unit solenoid valve 22, of the discharge pipe 21, and a unit control portion 25 controlling the unit solenoid valve 22 on the basis of a signal output from the unit thermistor 24. |
