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Bearing bushes for the pivot assemblies are made from injection molded special grade plastic.
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Variable handle settings suit changes in static water levels.
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225 mm stroke length of the handle provides a water discharge of 17 litres per minute per 40 strokes with an installation depth range between 15 m to 45 m below ground water.
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Easy to install, can be accomplished by village women mechanics.
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Cone Plate and rubber Cone for improved attachment of uPVC Riser pipe to pump body.
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Extra long spigot ends in riser pipe to ensure high joint strength, leak proof pipe joints, and verticality of the pipe string. Rubber centralizers on riser pipes prevent external wear.
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Standard cylinder components are comprised of injection molded interchangeable plunger and foot valve assemblies, made from modern engineering plastics.
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The Afridev Pump's cylinder is also suited to use cast gun metal monolithic plunger and foot valve assemblies of the Universal Cylinder.
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Alternative stainless steel lined cylinder is available for aggressive water conditions.
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Quick release eye & hook 'tool-less' ends on connecting rods with rubber centralisers, are standard supply. These facilitate maintenance and protect the riser pipe against internal wear.
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The VLOM (Village Level Operation and Maintenance) design has been developed for easy handling of maintenance problems without the need of special skills.
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Non-corrosive underground components are capable of handling corrosive water and therefore will last longer.
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Lightweight PVC riser pipes; easy installation & inexpensive.
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Adjustable handle to suit varying installation depths.
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Three options for pedestal designs are available:
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- Square flanged.
- Three legged.
- Skat -4, pedestaly with anchor assembly.
- Cup Seal, U-Seal, bobbins and 'O' Rings are of Nitrile Rubber and Plunger Rod of Stainless Steel.
- Mild Steel Hot-Dip Galvanized Rod / SS with Forged Eye and Hook Connectors welded at both ends. This provides easy Rod Connections without use of any tool & also connecting rod with welded coupling.
- Each rod is provided with a Rubber Centralizer to avoid contact with PVC Riser Pipe.
- Fulcrum & Rod Hanger Pins are supported on special grade Plastic Bush Bearings which are very easy to replace at village level.
- PVC Cylinder 50 mm ID with Gun Metal Plunger Assembly / Inter changeable Plunger and Foot Valve made with special grade Plastic material.
- PVC Pipe 63MM OD x 47 mm wall x 3 Meters long with socket-spigot cemented joint.
- Each pipe is provided with a Rubber Centraliser to avoid contact with Casing Pipe.
- The FGRP connecting rods (glass fibre reinforced plastic), which provide the same advantages of mils steel & stainless steel, yet are light weight and long lasting.
