| 摘要 |
<p>The air conditioner (1) is an air conditioner dedicated to cooling. A controller (27) of the air conditioner (1) performs: a normal operation wherein the condensing pressure is adjusted by adjusting at least one among the opening degree of a first valve (21), the opening degree of a second valve (22), and the airflow of a fan (28); and a condenser oil return operation wherein a refrigerating oil inside a condenser (25) is returned along with a refrigerant to a compressor (24) by performing at least one among control for increasing the opening degree of the first valve (21) and control for reducing the opening degree of the second valve (22), when a predetermined condition is met.</p> |
