32/MID/AN

Repairs to 250mm dia reflux valve of pumping unit no. 4 at LIS Kathar. The job involves dismantling of the reflux valve by way of cutting of the rusted nuts and bolts with the help of gas cutter, removing of flap. Dismantling of shaft from both sides of flap and fabrication of new shaft as per the actual size .. Providing/fitting of 2 nos. ( 200mm dia) MS flanges at both ends of pipe. Providing/fitting new ball valve ( 1.5 inches) for by pass arrangement. Fitment of reflux valve and fitting of new nuts, bolts and washer in place of worn out nuts and bolts . Testing on load. Complete job includes the cost of material, labour charges, transportation charges etc. Complete Job

Repairs to 40 HP 3 phase induction motor no. 02 at LIS Bhanara.. The job involves dismantling the motor by unfastening the foundation nuts and bolts and also decoupling from the pump and disconnecting the electrical connections from the main supply. Shifting of the motor to workshop by mechanical transport . Then complete dismantling of the motor involves extraction of rotor from stator followed by cleaning of stator and rotor using compressed air, organic solvent, CCL4 etc. to remove the dust particles /silt etc. Extraction of burnt winding from the stator, cleaning of stator with petrol .P/F of new winding wire of suitable gauge & size in the stator, varnishing the stator winding with superior quality of varnish. Drying the stator winding with hot air circulation process.. Assembling of the motor . Shifting the motor back to LIS . Refitting the motor at its installed position and coupling with pump, making of electrical connections, alignment with pump , testing of motor on full load. Complete job includes the cost of material, labour charges, hiring charges of tools & tackles, transportation charges. Complete Job

Repairs to 200 mm foot valve assembly of pumping unit no. 2 installed at LIS Bhanara. The job involves disconnecting / dismantling of the foot valve assembly from the suction pipe by deploying manual labour and allied tools & tackles. Shifting / transporting to the workshop. Cleaning by washing with water to make the foot valves completely silt free. Repairs to flap plate and flap by way of welding. Repairs to strainer by welding . Providing / fitting of new rubber washer cut as per size of the flap plate. Reassembling the foot valve and transporting back to the installation site at LIS. Fitting the valves to the respective suction line with replacement of damaged rubber gaskets of flanged joints and worn-out nuts, bolts etc. Complete job including cost of material, labour charges, transportation charges and hire charges for tools & tackles. Complete Job

Repair to 2 cusec discharge 30 m head HC Pump no. 01 installed at LIS Saroh. The job involves decoupling the pump from motor and further dismantling the pump top cover from its installed position & shifting of the pump shaft assembly by manual / mechanical means to workshop. Separating shaft, impeller and bushes. Providing/fabrication of 2 nos. bushes as per sample. Assembling of the pump parts. Carriage / transportation of the pump assembly back from workshop to the site of LIS. Fitment of pump along with replacement of old damaged studs, gaskets, alignment setting at its position, p/f of gland packing, greasing work etc. Aligning & coupling the pump & motor. Complete testing of the pumping unit. Job includes cost of all material, transportation charges, head load and labour charges for skilled/semiskilled labour, hire charges for tools & tackles. Complete Job

Repairs to 200 mm foot valve assembly of pumping unit no. 1 installed at LIS Saroh. The job involves disconnecting / dismantling of the foot valve assembly from the suction pipe by deploying manual labour and allied tools & tackles. Shifting / transporting to the workshop. Cleaning by washing with water to make the foot valves completely silt free. Repairs to flap and strainer by way of welding. Providing / fitting of new rubber washer cut as per size of the flap plate. Reassembling the foot valve and transporting back to the installation site at LIS. Fitting the valves to the respective suction line with replacement of damaged rubber gaskets of flanged joints and worn-out nuts, bolts etc. Complete job including cost of material, labour charges, transportation charges and hire charges for tools & tackles. Complete Job

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