Repairs to 6 cusec x 15 meter head Horizontal split casing pump unit-I along with allied mechanical works at Lift irrigation station Jandi Nud.

Decoupling of 6 cusec x 15 meter head discharge pump unit no I from 50hp motor and then dismantling the pump from the base frame. Carriage & shifting of dismantledpumpon head load to roadside using manual labour and then to workshop by carriage vehicle. Repair to 6 cusec x 15 meter head discharge split casing pump of pumping unit no I of Lift irrigation station, Jandi Nud at workshop by 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. Providing and fitting of new pump shaft after turning to bearing size and threading at positions of check nuts. Repairs to impeller by filing cavities, cracks and finishing to original size. Providing and fitting 2 no’s of new bearings of suitable sizes on driving and non driving end of the pump, 2 no’s shaft protection sleeves, 1 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 non driving end of pumping unit by providing and fitting of bush, turning and fitting of bush to make inner diameter of bearing housing suitable for fitment of bearing. Replacement of bearing housing of driving end of the pump with casting and fabrication of bearing housing as per the size of bearing and bolts on the outer size of pump. Turning and finishing as per the size. 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. Shifting of repaired pumping unit on site and fitting of pumping unit on base frame. Alignment of the pumping unit. Repair to 250 mm diameter foot valve of pumping unit no I of Jandi Nud by way of dismantling parts. Cleaning of all internal parts to remove silt and rust. Fabrication of new foot flapper plate with hinges, new inter-mediate plate, new set of nut-bolts, leather washers . Re-assembling the same and installation at site. Repair to 250 mm dia sluice valve of unit no I, installed at Lift irrigation station Jandi Nud , by way of cutting of nuts and bolts around the sluice valve with gas cutter. 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 cavitation 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. Replacement of 3 no. ball valves of 40 mm dia for pumping unit no. 1 , 2 and 3. 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. Note: The tenderers are requested to visit the site and quote the rate as per site conditions. Any modifications/alterations of the job felt necessary if required at the time of actual execution may be done as per actual site conditions. The firm should offer rebate on old material.

Rebate on Old Parts