22/MID/AN

Strengthening of 4.5 cusec discharge 18 m head HC pump no. 02 at LIS Kathar. The job involves decoupling the pump from the motor and then dismantling the pump top cover from its installed position & shifting of the pump assembly by manual / mechanical means to workshop. Separating shaft, impeller and bushes. Fabrication of pump shaft as per the size . Rebuilding of impeller using good quality electrodes. Turning/machining of rebuild impeller on lathe machine for proper size. Repair to key ways .Providing/fabrication of both the bushes as per sample. Making necessary repairs to bearing housing. P/F new set of bearings as per sample. Assembling of the pump parts. Carriage / transportation of the pump assembly back from workshop to the site of installation at LIS. Fitment of pump along with replacement of rusted / damaged studs, gaskets, alignment setting at its position, p/f of gland packing, greasing work etc. Aligning & coupling the pump & motor. Complete testing & commissioning of the pumping unit on full load. Job includes cost of all material, transportation charges, head load and labour charges for skilled/semiskilled labour, hire charges for tools & tackles. Complete Job

Impregnation of 50 HP Induction Motor, Unit No.1 installed at LIS by way of disconnecting all electrical connection decoupling the motor from the pump, removing from the base plate . Dismantling the motor ,extraction of the rotor and bearing. cleaning of rotor and stator winding with petrol and chemical cleanser. Cleaning of dust/carbon etc from the stator with the help of compressed air/ CCL4/organic solvent . Thereafter applying Dr. Beck. Compound on stator winding by spraying impregnation process and drying the same with hot air circulation process. Checking IR value of the winding with the help of megohmmeter. Repairing of the end covers at the driving end and the non- driving end of the motor. providing and fitting of 02 nos. bearing (DE and NDE). Providing /fitting of cooling fan of the motor as per the size. Assembling of motor. Carriage / transportation of the motors back from workshop to the site of installation at the LIS. Installation / leveling of the motor over the base frame by providing / fitting nut bolts, washers etc., making of electrical connections, replacing worn out nuts, bolts for the electrical connection. Alignment & coupling with pump. Complete testing & commissioning of the pumping unit. Job includes cost of all material, transportation charges, head load and labour charges for skilled / semi skilled labour, hire charges for tools & tackles at the LIS. Complete Job

Strengthening of 4.5 cusec discharge 18 m head horizontal centrifugal pump of pumping Unit No.4, installed at LIS Kathar. De-coupling of pump from the motor and removing top cover of the HC pump, extracting the internal impeller assembly together with bearing brackets and shifting the same to workshop by using manual labour and mechanical transport. Complete dismantling of the impeller assembly in the workshop . Providing /fitting of 2 nos. bushes as per size... Re-assembling of impeller shaft assembly & shifting back to L.I.S. Lowering and Fitment of impeller/ shaft assembly in the pump at proper position & closing the top cover by p/f of new nuts, bolts, washers and packing. Setting the foundation by means of replacement of old worn out studs. Job also includes replacement of worn-out nuts, bolts and bushes of the existing coupling pulley along with tyre. Providing / fitting of gland packing. Greasing work etc. Thereafter coupling with motor, alignment setting, testing of pump on load. Complete job includes the cost of material, labour charges, to and fro carriage charges, hire charges of tools and tackles, out station charges etc. Complete Job

Strengthening of foot valves (250mm dia) at site of LIS Kathar by decoupling the foot valve by cutting/unfastening the nuts and bolts from suction pipe. Extraction of foot valves out of river with help of chain pulley block and manual labour. Dismantling of foot valve after unfastening/cutting the nuts & bolts. Cleaning of foot valve from mud and silt. Shifting the disc assembly to workshop & repair/strengthening by way of rebuilding/remetalling the disc for proper alignment and balance to fit in the seat for no leakage of water. Fabrication of new strainer as per the size. Assembling the foot valve and Providing /fitting of new rubber packing sheet, nuts and bolts etc. lowering the foot valve in the river & coupling with suction pipe by providing new rubber packing sheet, nuts bolts and washers. Checking for leakages. Priming the pump & testing/commissioning on full load. The job includes cost of material, labour, transportation etc as per site conditions of LIS. Complete Job

Repair/ Strengthening of 250 mm dia Sluice valve installed at LIS Kathar . The job involves dismantling of sluice valve by way of cutting of all the rusted nuts and bolts with the help of gas cutter, removing of stem rod with nut and flap, Fabrication of new stem rod as per the size of the old stem rod .Fabrication of new glands, strengthening of flap by welding at the damaged portion, making of proper seat for resting the flap. Fitment of sluice valve, replacement of the rubber sheet of sluice valve and gland packing. Providing /fitting of nuts, bolts and washer in place of all the worn out nuts and bolts. Complete job includes cost of the material and labour charges for skilled and semiskilled labour to be employed at site for execution of job including transportation charges. Complete Job

Repairs to 400 Amp main switch installed at LIS Kathar by way of dismantling it after disconnecting the power cables on both input and output side. Dismounting the main switch. Carriage / shifting of the main switch to workshop. Complete dismantling of the main switch. P/F of new bakelite strips/sheet of suitable rating and thickness. Boring and finishing of plate as per sample. Replacement of damaged make and break clamp assembly as per sample. Replacement of damaged HRC fuses of requisite rating, copper thimbles and nut bolts etc. Adjustment of off / on switch/ arm. Assembling of the Main switch and shifting to the site of LIS. Fitting the main switch at designated place, connecting the cables by replacement of burnt / damaged thimbles on both input and output side. Testing the main switch on no load and then full load. Complete job includes cost of material , labour & transportation charges Complete Job

Vaibhav Engineers and Technocrates

R M ENTERPRISES