| 摘要 |
PURPOSE: To evade cold draft in a heating OFF time, by decreasing a supply air quantity from an indoor fan to a predetermined air quantity, at a time of OFF of a heating thermostat, and, after passage of a predetermined time, by changing an air direction of a blow-off air flow by a flap to an upward direction. CONSTITUTION: At a time of an OFF of heating wherein an indoor temperature rises, that is to sat, when an indoor temperature detected by an indoor temperature sensor 20 reaches a set temperature, an operation of a compressor is stopped, and an order signal ordering a dropping to an air quantity of a minute air from a set air quantity with respect to a supply air quantity is outputted from an air quantity changing means 28, and a rotation number of an indoor fan 4 is made to a lower one. And, counting of a first timer 30 acting as a first delay means is begun and when a time-up of a time-limit of the first timer 30 is confirmed, an order signal changing an air supply direction from a downward direction to a horizontal direction, is outputted, and a flap 10 is positioned to a horizontal position. |
