58/MID/AN

Repairs to 2.5 cusec discharge 30m head horizontal centrifugal pump no . 02 installed at LIS Mukeri . The job involves 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 pump by head load to the road side and then loading in the vehicle and shifting to workshop. Complete dismantling of the impeller assembly in the workshop. P/F of 2-No bushes & 2-No bearings ( 3209) . Greasing of all the parts . Re-assembling of impeller shaft assembly & shifting back to L.I.S . 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. Providing / fitting of gland packing, greasing work . 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

Repair to 40 HP three phase induction motor no. 03 at LIS Mukeri.The job involves decoupling the motor from the HC pump and unfastening the foundation nuts and bolts by using suitable tools and tackles and labour . Lifting the motor out of pump house to the roadside by using manual labour. Loading the motor in the vehicle and shifting the motor to the workshop . Unloading of the motor in the workshop .The job further involves dismantling of end covers, extraction of rotor from motor. Extraction of damaged winding from the stator. Cleaning of stator with compressed air and requisite chemical cleanser/CCL4. Complete rewinding by way of providing and fitting of new good quality winding wire of gauge and size (as per old sample) in the stator together with replacement of damaged /worn out wedges/strips and p/f of f-class insulation, Application of superior quality varnish (Red Becktol etc.) by spray impregnation process and drying the stator winding with hot air circulation process and thereafter checking the IR value. Re-assembling the motor after greasing. Shifting the motor to LIS . Installation of the motor over the base frame by providing / fitting of nut bolts, washers etc., making of electrical connections, replacing worn out nuts, bolts for the electrical connection. Alignment & coupling with pump .Complete testing 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

M/S K S ENGG WORKS

NATIONAL ELECTRO-MECH COMPANY