Repairs to 7 cusec discharge pump unit No II along with allied works at LIS Nikowal new

Amount

Decoupling of 7 cusec discharge pumping unit no II from motor and then dismantling the pump from the base frame. Carriage & shifting of dismantled pump of LIS Nikowal new on head load through path in fields to roadside using manual labour and then to workshop by carriage vehicle. Back shifting after carrying out repairs pump to site. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles etc. Complete job.

Dismantling of 7 cusec discharge split casing pump of pumping unit no II of LIS Nikowal new at workshop for extraction of all worn out/damaged parts i.e. pump shaft, impeller, bearings, sleeves, bush, check nuts, nuts & bolts, gland plate, gland studs. Providing and fitting of new pump shaft after turning to bearing size and threading at positions of check nuts. Repairs to gun metal impeller by brazing, filing cavities, cracks and finishing to original size. Providing and fitting 2 no’s of new bearing’s no. 6312 on driving and 7312 - 2nos on 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 new gland plate with providing and fitting of 2 no’s new gland studs on ends of pump. Repair to bearing housing on driving and non driving ends of pumping unit by turning and fitting of bush to make inner dia of bearing housing suitable for fitment of bearing. 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. Proving and fitting of graphite packing of suitable size on both ends of pump. The job includes the cost of materials, labour charges, installation & testing charges at site. Complete job.

Repairs to coupling pulley of pumping unit no II by way of rebuilding of holes on pulley by filling of metal with welding, drilling and boring of holes as per the required size of coupling bolts. Fabrication of bush and fitment on pulley to make the size compatible with pump and motor shaft. Providing and fitting of 8 no’s. new coupling nuts & bolts, rubber bushes, key way. The job includes the cost of materials and labour charges. Complete job.

Replacement of 300 mm dia foot valve installed on suction line of pumping unit no II, by way dismantling old damaged foot valve from the suction line with the help of manual labour. Providing and fitting of new foot valve with providing of new nuts and bolts with rubber sheet between the flanges. The job includes the cost of materials, labour charges installation and testing at site. Complete job.

Repair to starter oil immersed of 180 HP motor , double contact of pumping unit no II by way of extracting the damaged contact points of copper both moving and fixed thimbles, no volt coil, tripping system , overload relay and replacing the same with new ones. Providing /filling of new T-oil 15 liters. The job includes cost of material, labour charges, installation and testing charges at site. Complete job.

Repair to 250 mm dia sluice valve of unit no II, installed at LIS Nikowal new by way of completely dismantling all the internal parts of valve. Fabrication/Replacement of new stem rod with square threads. Providing and replacement of new wedge nut, repair to wedge shape disc with seat ring. Providing and replacement of new gland packing, gland plate with gland nuts. Properly checking inner body of sluice valve for any cavitations voids or corrosion repairing of the same. Complete assembling of valve with providing of graphite packing. Providing and fitting of rubber sheet between the flanges on both side of valve with providing of new nuts and bolts. Complete job includes cost of material, labour for skilled and unskilled labour.

Rebate on Old Parts

GANPATI ELECTRICAL AND MECHANICAL WORKS

N B Engineering and Electric Works