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==Construction, operations and maintenance==
====Specifications====
Duba Tropic 2 pumps have a large oil sump, reducing the need for maintenance.
It can be equipped with different kinds of outlets: spouts and flexible or rigid pipe connectors.
====Components====
* Tropic II, cylinder diameter 50mm, galvanized riser pipe and suction pipe, delivery is 780 litres/h
* Above-ground mechanism, TROPIC II
* Cylinder diameter 50mm
* Galvanized riser pipe, diameter 2½" with sleeves, in 3-meter lengths
* Wooden conrods, galvanized accessories, in 5-meter lengths
* Suction pipe, length 2.5m, 50 cylinders
* Strainer PVC-geotextile composit, length 2 meters
====Spare parts for 5 years====
* 4 valve springs, stainless steel, rep. n°62 for cyl 50
* 4 rubber valves, rep. n°63 for cyl 50
* 10 seal cups, leather, rep. n°69 for cyl 50
* 2 stuffing, rep. n°48 for above-ground mechanism
* 100 litres of oil for mechanism
* 1 grease (kg)
* Tool set
==Acknowledgements==
* [http://procurement.ifrc.org/catalogue/detail.aspx?volume=1&groupcode=114&familycode=114001&categorycode=SURW&productcode=WPUHSURW02 Handpump, Duba.] ICRC.