Repairs to 5 cusec x 11.5 mtr head Horizontal split casing pump of pumping unit-II along with allied mechanical works at LIS Jandi

Repairs to 5 cusec x 11.5 mtr head Horizontal split casing pump of pumping unit-II along with allied mechanical works at LIS Jandi.

Decoupling of 5 cusec x 11.5 meter head discharge pump unit no II from 50 hp 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. Repair to 5 cusec x 11.5 meter discharge split casing pump of pumping unit no II of Lift irrigation station, Jandi 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 bearing’s no. 6309 on driving and non driving end of the pump, 1 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 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. Providing and fabrication 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. Proving and fitting of graphite packing of suitable size on both ends of pump. Repairs to 50 hp x 1470 rpm motor of pumping unit no II by extracting rotor from starter and repair to rotor shaft by way of welding the positions of bearings and coupling pulley, turning and finishing making the area smooth and balanced. Providing and fitting of two number new bearings 6313 and 6310 on driving and non driving end, nuts and bolts. Replacement of coupling pulley of pumping unit no II by way of fabrication of new coupling set as per sample and according to the size of motor and pump shaft. Providing and fitting of 8 no’s. new coupling nuts & bolts, rubber bushes, key way. Repair to 250 mm diameter foot valve of pumping unit no II 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. Repair to 200 mm dia sluice valve of unit no II, installed at Lift irrigation station Jandi, 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 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 starter of unit no- II at LIS Jandi by way of extracting the damaged worn out parts. Repair to Tripping system by brazing and finishing required size, Providing and fitting of no voltage coil, overload relay, moving and fixed contact point. Replacement of worn out thimbles nuts-bolts and internal leads duly soldered properly. Topping of starter with 10 liters of fresh transformer oil. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles, cost of materials, rebate on old parts, installation& testing charges at site. Complete job.

Rebate on Old Parts

R K ELECTRICAL MECHANICAL ENGINEERING AND FABRICATION WORKS

M/S ISHAN ELECTRICAL and MECH. ENGG. WORKS