Patent ID: 6956190

Claim:
In a high-frequency heating apparatus with steam generating function comprising a water tank attached to a body of the high-frequency heating apparatus so that the water tank can be detached, and a pump for supplying water to a steam generator from the water tank and in which the steam generator supplies at least steam to a heating chamber for housing a heated object and heats the heated object, and water in the water tank is monitored, a water supply controlling method comprising: a step of calculating elapsed time since water was supplied to the water tank and the water tank was attached to the body of the high-frequency heating apparatus and quantity of residual water in the water tank; and a step of annunciating request for replacing water in the water tank, when the elapsed time is equal to or exceeds preset predetermined time or the quantity of residual water in the water tank is equal to or less than the preset minimum quantity of held water.