| 摘要 |
PURPOSE:To clearly identify a cause at a time when the drainage of drain from an air conditioner, in which a drain pump is built, is abnormal, and to improve maintenance. CONSTITUTION:A drain pump 1 draining drain water, a current transformer (CT) 8 monitoring the operation currents of the drain pump 1, a float switch detecting the water level of drain water, a display unit displaying the state of the operation of the drain pump 1, and an electronic controller 6 with a microcomputer controlling the operation of an air conditioner are installed. |
