Repairs to 6 cusec x 15 mtr head Horizontal split casing pump unit-I along with allied mechanical and electrical works at LIS JandiNud.

Repairs to 6 cusec x 15 mtr head Horizontal split casing pump unit-I along with allied mechanical and electrical works at LIS JandiNud.

Disconnecting electric power supply. Decoupling of 6 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 6 cusec x 15 meter head discharge split casing pump of pumping unit no I of Lift irrigation station, JandiNud 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. Repairing of pump shaft by balancing and brazing and 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, 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 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 non 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 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 250 mm dia sluice valve of unit no I, installed at Lift irrigation station JandiNud, 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. Repair to 250 mm reflux valve dia by way of dismantling reflux valve from delivery side of unit no. 1. The job involves extraction of broken flap of reflux valve. Providing and fitting of new flap with locking sheet. Replacement of hinge and hinge pin of the valve. Fitting of the valve on the delivery line with providing and fitting of new nuts and bolts along with rubber sheet. Replacement of foot valve (50mm)of 2 HP priming pump by way of complete dismantling suction pipe and dismantling old one and providing and fitting of new one. Job includes repairing of internal parts of the priming pump by Providing and fitting of new bearings (2 no’s), new motor fan , new coupling for connecting motor and pump, gland plate with studs. Assembling of priming pump with greasing of bearings. Testing of pump set on no load condition. Fitting of priming pump and suction pipeline at site. Repairing of 50hp ATS of pumping unit I by way of replacement of worn out parts of 50 HP ATS( Starter) coupled with unit No- I by dismantling of starter by way of disconnecting, all the electrical connections of starters then draining of the oil from the starters tank at LIS Jandi Nud Then extracting out the damaged /burnt starters coils from the containers. Then loading in mechanical transport and shifting the same to work shop for replacement of damaged parts of starter (ATS) at workshop by way of extracting the damaged worn out parts. Rewinding of 2No ATS coils of unit no I with good quality copper wire. Then P/F of no voltage coil, over load relay, moving and fixed contact point. Repair to tripping system by brazing and finishing to required size. Replacement of worn-out thimbles nuts-bolts and internal leads duly soldered properly Re-assembling the same. Shifting the starters to the site by using mechanical transport and the manual labour. Topping up of ATS with transformer oil. Making electrical connection and testing on full load at site. 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

Vaibhav Engineers and Technocrates

GEETA ENGINEERING MECH WORKS

AADISHWAR ELECTRICAL AND MECHANICAL WORKS

Vaibhav Engineers and Technocrates