Changes

Treadle pump

No change in size, 21:47, 6 November 2012
Construction, operations and maintenance
==Construction, operations and maintenance==
[[Image:TreadleDiagram.png|thumb|right|300px250px|Treadle pump diagram. Click image to zoom. <br>Photo: [http://en.howtopedia.org/wiki/How_to_Build_Human-Powered_Water-Lifters Howtopedia.]]]
====Design====
* Cylinder diameter: 3.5 inch and 5 inch (90mm - 130mm)
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