India Mark III hand pump conforms to IS:15500-2004 with uptodate amendments. It is the modified villege level operation and maintenance(VOLM).version of India Mark II hand pump. Unlike India Mark II, India Mark III hand pump has open top cylinder (OTC), which facilitates pulling out of plunger assembly and lower valve without removing pipe line.

This assists in checking plunge and valve assembly from the cylinder without pulling out the riser. The GI riser pipes of 65-mm diameter are used in this pump, which makes it useful in deepwell conditions, up to 50-m depth.

This is a Sub Assembly

Handle assembly Pump head assembly Pump stand assembly Water tank assembly Connecting rod assembly Cylinder assembly

Advantages

Easy to maintain and repair at village level. Used as "Village Level Operation and Maintenance" (VLOM) hand pump Modifications incorporated to reduce maintenance Repair possible below ground level without removing GI pipes Least breakdown time

Conforming to IS: 15500-2004 standard, India Mark III hand pump has open top cylinder (OTC), which facilitates pulling out of plunger assembly. It also assists in checking valve assembly from the cylinder without pulling out the cylinder. In this hand pump, 50-mm diameter GI/UPVC pipes are used.

Features

50mm riser pipe Interchangeable nitrile bobbin valves 50mm open top cylinder Single nitrile cup washer Pipe centralizers Monolithic piston and foot valve assembly

Advantages

Easy to repair at village level. Lower maintenance cost Suitable for use up to 60 m UPVC riser pipe option Heavy Tools not required for servicing piston and foot valve