I've always had problems dumping the cassette tank into the small hole at the dump station. This connection allows me to use the large hose that I use to dump gray water. http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/Dsc03487/195832883_kW536-Ti.jpg http://he-ruide.smugmug.com/gallery/3479437_B4ZGv/ 2007-09-15T00:31:08Z Copyright 2009, the copyright holder of each photograph. Some portions copyright SmugMug. All rights reserved. SmugMug <p><a href="http://he-ruide.smugmug.com">He Ruide</a> </p><p><a href="http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/3479437_B4ZGv#195832883_kW536" title="He Ruide's photo"><img src="http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/Dsc03487/195832883_kW536-Th.jpg" width="150" height="113" alt="He Ruide's photo" title="He Ruide's photo" style="border: 1px solid #000000;" /></a></p> 2009-02-09T10:17:07Z He Ruide http://he-ruide.smugmug.com http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/Dsc03487/195832883_kW536-Th.jpg 2007-07-07 11:11:56 <p><a href="http://he-ruide.smugmug.com">He Ruide</a><br />The adapter that attaches to the black water tank is a 3 by 2 inch adapter. I use a clamp with a large thumb screw so it is easy to loosen and thighten.</p><p><a href="http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/3479437_B4ZGv#195832994_Th8sH" title="The adapter that attaches to the black water tank is a 3 by 2 inch adapter. I use a clamp with a large thumb screw so it is easy to loosen and thighten."><img src="http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/Dsc03483/195832994_Th8sH-Th.jpg" width="150" height="113" alt="The adapter that attaches to the black water tank is a 3 by 2 inch adapter. I use a clamp with a large thumb screw so it is easy to loosen and thighten." title="The adapter that attaches to the black water tank is a 3 by 2 inch adapter. I use a clamp with a large thumb screw so it is easy to loosen and thighten." style="border: 1px solid #000000;" /></a></p> 2009-02-09T10:20:53Z He Ruide http://he-ruide.smugmug.com http://he-ruide.smugmug.com/Wastewater-Modifications/Cassette-Tank-Modification/Dsc03483/195832994_Th8sH-Th.jpg 2007-07-07 10:55:47