DESIGN AND CONSTRUCTION OF AN AUTOMATIC WASHER DRINKER FOR LAYING CHICKENS Muhammad Zam Zam Ainur Rusdi Electrical Engineering Study Program, Faculty of Engineering, Muhammadiyah University of Ponorogo e-mail : muhammadzamzam18520543@gmail.com ABSTRACT At the laying hen farm, Pak Kusnan still uses used cloth to wash the drinking troughs for laying hens, and at Mr Yantono's farm, the washing troughs for laying hens are done automatically, but there is a problem with this tool, namely when cleaning the drinking troughs. spilled down and hit the chicken feeder underneath. The time needed to wash a laying hen's drinker using an old cloth is one and a half hours. Meanwhile, the automatic one takes approximately half an hour. ...