Repairs to 5 cusec discharge pump unit No II along with allied works at LIS Kothey Parlah old and Kothey parlah new

Amount

Decoupling of 5 cusec discharge pumping unit no II from motor and then dismantling the pump from the base frame. Decoupling of 50 hp motor from pumping unit no. II of LIS Kothey parlah new. Carriage & shifting of dismantled pump and motor of LIS Kothey parlah old and LIS Kothey parlah new on head load through path in fields to roadside (400 meter approx) using manual labour and then to workshop by carriage vehicle. Back shifting after carrying out repairs pump to site. The job includes loading, un-loading, manual labour, carriage charges of vehicle (to & fro), tools & tackles etc. Complete job.

Dismantling of 5 cusec discharge split casing pump of pumping unit no II of Lift irrigation station Kothey parlah old at workshop for extraction of all worn out/damaged parts i.e. pump shaft, impeller, bearings, sleeves, bush, check nuts, nuts & bolts, gland plate, gland studs. Repairs to pump shaft by welding at worn out/ undersized portions after turning to bearing size and threading at positions of check nuts. Turning of shaft on lathe machine to make the shaft balanced. Repairs to gun metal impeller by filing cavities, cracks and finishing to original size. Providing and fitting 2 no’s of new bearing’s no. 3209 and 6209 on driving and non driving ends of the pump. Fabrication of 2 no’s neck rings by way of casting and turing as per the size of impeller. Providing and fitting of 2 no’s sleeves, nuts & bolts. Fabrication of 2 no’s new gland plates and check nuts as per the threading of pump shaft. Providing and fitting of 4 no’s new gland studs on ends of pump. Replacement and fabrication of bearing housing of driving and non driving ends as per sample and size of outer diameter of bearings. Drilling of holes on the bearing housing as per the size and alignment of holes on pump body. Turing of the inner portion of bearing housing to make it smooth 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. Proving and fitting of graphite packing of suitable size on both ends of pump. The job includes the cost of materials, labour charges, installation & testing charges at site. Complete job.

Repairs to coupling pulley of pumping unit no II by way of rebuilding of holes on pulley, drilling and boring of holes as per the required size of coupling bolts. Fabrication of bush and fitment on pulley to make the size compatible with pump and motor shaft. Providing and fitting of 8 no’s. new coupling nuts & bolts, rubber bushes, key way. The job includes the cost of materials and labour charges. Complete job.

Replacement of 300 mm dia foot valve of pumping unit no II by way dismantling old damaged foot valve from the suction line with the help of manual labour. Providing and fitting of new foot valve with providing of new nuts and bolts with rubber sheet between the flanges. The job includes the cost of materials, labour charges installation and testing at site. Complete job.

Repairs to foundation block and base frame of pumping unit no II by way of dismantling of motor from the base frame. Removing the damaged foundation bolt from the base frame. Excavation of foundation block around the damaged foundation bolt with chisel and hammer upto the depth of 18 inches so that foundation bolt is completely exposed . Welding of new foundation bolt with the existing exposed bolt. Filling of the excavated portion of block with rich concrete mixture and allowing it to dry. Properly curing of the re built portion. Providing of new nut and fastening it with foundation bolt. Welding of base frame at cracked portions . Installation of motor over the base frame with replacement of base bolts. Complete job includes cost of material, labor charges at site.

Repairs to 3 HP priming pump installed at LIS Kothey Parlah old by way of complete dismantling internal parts of the pump. Complete rewinding of 3 HP motor of priming pump. Replacement of shaft with new one, turning and finishing for bearing and impeller size. Providing and fitting of new bearings (2 no’s), new impeller as per sample, new motor fan , new coupling for connecting motor and pump, gland plate with studs. Extraction of damaged priming pipe from the sump and replacing of 20 ft damaged suction pipe. Providing and fitting of new foot valve. Assembling of priming pump with greasing of bearings. Testing of pump set on no load condition at workshop. Fitting of priming pump and suction pipeline at site. Complete job with cost of material, labour for installation at site.

Repairs to 50 hp motor of pumping unit no II, Kothey Parlah new 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. Locking of coils into the slots by using glass fibre wedges. Complete varnishing of the stator and allowing it to completely dry. Repair to rotor shaft by way of welding, turning and finishing to the size of bearings. Providing and fitting of two number new bearings on driving and non driving end, end terminals, nuts and bolts. Providing and fitting of new connection plate. Job includes cost of material, labour charges, fitting and installation charges of motor at site. Complete job.

Rebate on Old Parts

GANPATI ELECTRICAL AND MECHANICAL WORKS

N B Engineering and Electric Works