Repairs of 5 cusec x 15 meter head Horizontal split casing pumping unit-I along with allied electro-mechanical works at LIS Dulmachak-I.

Decoupling of 5 cusec x 15 meter head discharge pump unit no- I from 50 hp motor and then dismantling the pump from the base frame. Carriage & shifting of dismantled pump on head load to roadside using manual labour and then to workshop by carriage vehicle. Repair to 5 cusec x 15 meter head discharge split casing pump of pumping unit no-I of Lift irrigation station, Dulmachak - I 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. Straightening of pump shaft by hydraulic press, re-metalling and brazing pump shaft and turning to bearing size and threading at positions of check nuts. Repairs to impeller by filling cavities, cracks and finishing to original size. Providing and fitting 2 no’s of new bearings on driving and non-driving end of the pump, 2 no’s neck rings, 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 driving and 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. 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. Properly aligning the pump to the original position. Repair to 200 mm dia sluice valve of unit no I , installed at Lift irrigation station Dulmachak - I, 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 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. Repairs to 50 HP dry starter of pumping unit no- I , by way of replacement of damaged parts of star delta LT motor protection and control panel of Unit No I with allied works installed at LIS Dulmachack-I. The job includes the disconnection of all the incoming and outgoing power cables. The job involves overhauling of the star-delta starter by way of servicing 1 no contactor and changing contactor kit of 2 no.s power contactors of the starter. Repair to 250 mm diameter foot valve of pumping unit no I of Dulmachak-I by way of dismantling parts. Cleaning of all internal parts to remove silt and rust. Fabrication of new foot valve plate as per size, new leather washer, hinge pin, new nuts & bolts. The job includes fabrication of strainer to stop entry of unwanted material and fitting it with foot valve. The job includes the cost of material, labour charges, transportation charges, loading and unloading charges, head load charges and hire charges of tools & tackles required for the job inclusive of all taxes as applicable. 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