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Rope pump

579 bytes added, 09:05, 25 August 2008
Experiences in different countries
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- Significantly cheaper (up to 5 times) than piston pumps.<br>- If made well, one pump can supply up to 250 people as experiences in Nicaragua, Ghana and other countries indicate.<br>Easy to maintain.<br>- Easy to train on maintenance.<br>- Can be made locally by workshop.<br>- ideal Ideal to be used by one or two families in a shallow well on their own yard.<br>Can be used for irrigation.| valign="top" | - Not all introduction programs have been successfulThe rope pump is "too simple", therefore it is easy to copy, but experience indicate "Simple is not easy".<br>- When break systems failsIf not made well, the pump breaks down to much and can not be dangerous for childreneasily repaired.<br>- Too many breakdowns when used by Many Introductions have failed because of lack of training of users in maintenance and production and installation errors,so the pump parts wear out too many familiesfast, or parts break<br>- Pumping With different depths, different sizes of pump pipes are needed, otherwise the pumping becomes to heavy at depth below 25m.See manuals on websites of Practica Foundation and Connect International<br>- Repair management becomes costly and The pump needs a problem after a while when used as a community handpump“blocking system” on the handle to avoid return of the handle, due which can be dangerous for children.<br>Compared to too many repairspiston pumps the rope pumps splashes more.<br>- hygiene around the well can become Similar to Piston pumps, a cement slab and a problem due good soak away are needed to splashing avoid splash water from riser pipe<br>becoming a cause for pollution.
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