Repairs to 2.5 cusec x 18 meter head Horizontal split casing pump coupled with 40HP motor of pumping unit-I along with allied mechanical works at LIS Pindi sarochana new.

Repairs to 2.5 cusec x 18 meter head Horizontal split casing pump coupled with 40HP motor of pumping unit-Ialong with alliedmechanical works at LIS Pindisarochana new.

Decoupling of 2.5 cusec x 18 meter head dischargepump unit no I from 40hp motor and then dismantling the pump and motor from the base frame. Carriage & shifting of dismantled pump and motor on head load to roadside using manual labour and then to workshop by carriage vehicle. Replacement of damaged components of 2.5 cusec x 18 meter discharge split casing pump of pumping unit no I of Lift irrigation station, Pindisarochana new by way of dismantling and extraction of all worn out/damaged parts i.e. pump shaft, impeller, bearings, sleeves, bush, check nuts, nuts & bolts, gland plate, gland studs.Properly cleaning the internal surface of pump casing to remove dirt and rust. Providing and fitting of pump shaft and turning it to bearing size, impeller size, and fabrication of key ways at different positions and threading at positions of check nuts. Providing and fitting of stainless steel impeller as per the original size for Beacon WEIR pumpmake splitcasing pump. The shaft and impeller specifications should be same as pumping unit no 2 installed at same lift irrigation station. Providing and fitting 2 no’s of new bearing’s on driving and non driving end of the pump, 2 no’s neck rings, 2 no’s shaft protection sleeves, 2 no’s check nuts, nuts & bolts, fabrication of 2 no’s gland plate with providing and fitting of 2 no’s new gland studs on ends of pump. Providing, fabrication and casting of bearing housing on driving end of the pump and drilling of holes as per the profile of pump. Reassembling all parts of pump with proper greasing of bearings and providing and fitting of gasket sheet between upper and lower part of the pump. Providing and fitting of graphite packing of suitable size on both ends of pump. Rewinding to 40 hp motor of pumping unit no I by extracting out old damaged winding manually and cleaning of stator slots. Inserting of insulation papers in slots, complete rewinding of the stator by using standard copper wire of requisite gauge. Making of connection coils in star delta. Tightening /locking of coils into the slots by using glass fiber wedges. Complete varnishing of the stator and allowing to completely dry. Metal filling on worn out positions by way welding of the positions of bearings and coupling pulley, turning and finishing making the area smooth and balanced. Providing and fitting of two number new bearings 6309 and 6312 on driving and non-driving end, nuts and bolts. Fabrication of coupling pulley of pumping unit no I by way of according to the size of motor and pump shaft. Providing and fitting of new coupling nuts & bolts, rubber bushes, key way. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles, cost of materials, installation& testing charges at site. Complete job.

Rebate on Old Parts

Rishabh Electricals and Mechanical Works

N B Engineering and Electric Works