Patent ID: 9656896
Date: 2017-05-23
CPC Classifications: C02F

Claim:
1. A method of sterilizing a water supply apparatus that is configured to purify water supplied from a water supply unit using filters, to cool or heat purified water, and to discharge purified water, cold water, or hot water through a water cock, the method comprising: generating sterilized water by supplying, through a circulation passage, purified water discharged from the water cock to a sterilizing water generator and electrolyzing purified water supplied to the sterilizing water generator; sterilizing water tanks, passages, and the water cock of the water supply apparatus by circulating sterilized water to the water supply apparatus along the circulation passage; draining hot water from a hot water tank disposed in the water supply apparatus; sterilizing the hot water tank by supplying sterilized water to the hot water tank; draining all sterilized water from the water tanks and the passages; rinsing the water tanks, the passages, and the water cock by supplying, to the water supply apparatus through a rinsing water passage, water from the water supply unit, the rinsing water passage extending from the water supply unit to the circulation passage; and draining rinsing water from the water tanks, water tank connection passages, and the water cock.