To remove cup feeder from card, unscrew the nut and lift off the washers. Remove the cup from the holder by twisting it counterclockwise and lifting up. Put the ribbed washer, flat side against the holder, over the raised square on the base of the screw post. The ribs of the washer should be oriented parallel to the bars of the cage where the cup will be attached. Place holder on inside of cage, slip screw post through cage bars and attach large washer and nut from the outside. Do not over tighten nut. Fill cup with seed or water, set it into the holder and twist clockwise to lock.
Insight Clean Cup Medium
