Repairs to electric components of 50HP pumping unit-II along with allied works at LIS Jand nud, repairs to 5 cusec x 11.5 mtr head Horizontal split casing pump of pumping unit-I and repair to foot valve at Lift irrigation station Jandi and repairs

Repairs to electric components of 50HP pumping unit-II along with allied works at LIS Jand nud.

Decoupling of 50 HP motor from 6 cusec x 15 meter head discharge pump unit no II from 50 hp motor and then dismantling the motor from the base frame. Carriage & shifting of dismantled motor on head load to roadside using manual labour and then to workshop by carriage vehicle. Rewinding and repairs to 50 hp x 1470 rpm motor of pumping unit no II by extracting out old damaged winding manually and cleaning of stator slots. Inserting of insulation papers in slots, complete rewinding of the stator by using standard copper wire of requisite gauge. Making of connection coils in star delta. Tightening /locking of coils into the slots by using glass fiber wedges. Complete varnishing of the stator and allowing to completely dry. 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. Repairs to 50 HP starter of unit no- II at LIS Jandi nud 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, installation& testing charges at site. Complete job.

Rebate on Old Parts

repair to 5 cusec x 11.5 mtr head Horizontal split casing pump of pumping unit-I and repair to foot valve at Lift irrigation station Jandi

Decoupling of 5 cusec x 11.5 meter head discharge pump unit no I 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 I 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 no. end of the pump, 1 no’s neck ring, 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 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 non-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. 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. 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

Repair to 5 cusec x 42 meter head pumping unit no 1 along with mechanical works at LIS Jathana.

Dismantling of 5 cusec x 42 meter head pump coupled with 100 HP motor of unit No-1 at LIS Jathana by way of decoupling the motor from the pump shaft by decoupling of coupling bolts on coupling pulley set. Dismantling the pump from the base frame, suction pipe line and delivery pipe line. Shifting the pump, coupling pulley set, valves from LIS Jathana to Jakhole village (nearest road site at approx. distance of 3 km’s) by head load and carriage to work shop by carriage vehicle for repairs. Repairs to 5 cusec x 42 meter head pump by way of dismantling spiral casing pump of pumping unit no 1 at workshop by completely draining of old oil from the bearing housing and extraction of all worn out/damaged parts, i.e. pump shaft, impeller, bearings, sleeve, bush, check nut, nuts & bolts, gland plate, gland studs. Providing and fitting of new pump shaft after turning to bearing size and turning of threads on shaft as per the size and pitch of threading on check nut. Repairs to impeller by filing cavities, cracks and finishing to original size. Providing and fitting of two number new bearings and one number thrust bearing, neck ring, shaft protection sleeve, check nut, nuts & bolts, fabrication of new gland plate with providing and fitting of 2 no’s new gland studs. Completely cleaning of bearing housing to remove dust and metal residue. Reassembling all parts of pump with proper greasing & filling of pump bearing housing with fresh M-oil upto the required level. Assembling of pump with motor and connecting with suction and delivery pipes. Providing of new nuts and bolts with rubber gaskets. Providing and fitting of graphite packing. Replacement of tyre coupling pulley of pumping unit no 1 by way of fabrication of new coupling set as per sample. Alignment of pump and motor. Repair to 200 mm diameter sluice valve of unit no 1, installed at Lift irrigation station Jathana, by way of cutting the flanges, 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’s voids or corrosion repairing of the same. Complete assembling of valve with providing of graphite packing. Welding of new two number 200 mm dia flanges with providing and fitting of rubber sheet between the flanges on both side of valve with providing of new nuts and bolts. The job includes the cost of materials, labour charges and installation charges. Complete job.

Rebate on Old Parts

AADISHWAR ELECTRICAL AND MECHANICAL WORKS

M/S FASTTRACK ENGINEERS

NATIONAL ELECTRO-MECH COMPANY

M/S BHARAT MECHANICAL AND ELECTRICAL ENGINEERS

AADISHWAR ELECTRICAL AND MECHANICAL WORKS