Repair to 4 cusec x 64m head pump along with allied works installed at LIS Seen Thakran

Dismantling of 4 cusec discharge, 64m head pump of pumping unit No III from the base frame at LIS Seen Thakran after decoupling it from motor, taking out impeller shaft assembly and then dragging out from the pump house and then carriage to road side through hilly terrain by manual labour with the help of ropes, bamboos etc. and then loading in mechanical Transport vehicle for shifting to workshop for its repairs and carriage back in the same manner upto the site at LIS Seen Thakran. The job involves complete dismantling of impeller shaft assembly at workshop, i.e. bearings, sleeves, gland bushes, pump shaft and impeller etc. Rebuilding of pump shaft by way of re-metalling using good quality electrodes, machining, turning and finishing to required size as per sample and repair to impeller by way of brazing, turning and finishing to required size. P/F of shaft protection sleeves 02 Nos., impeller guide ring 01 No., gland bushes 02 Nos., bearing housing sleeves 02 Nos., bearings at DE and NDE as per sample after properly cleaning of bearing bracket and gland plate 01 No. Re-assembling all parts of impeller shaft assembly with proper greasing. Providing of coupling bolts, nuts and rubber bushes as per sample, gland packing-2kg and grease-2kg for smooth operation of pumping units installed. Repair to 2 no. 250mm dia foot valves of of Unit-II, Unit-III and 200mm dia foot valve of Unit-I(Intake) at LIS Seen Thakran by way of dismantling foot valves from suction pipes in sump tank/river. Dragging out from sump/river with the help of manual labour using tools and tackles. Dismantling of foot valves and replacing the leather sheets cut to size along with flap, hinge pin, rubber sheet for flanges with required nuts and bolts. Re-assembling and fitting the same to suction pipes in sump tank/river with the help of manual labour. Job also includes repair to 250mm dia reflux valve installed with delivery line of Unit no-II & III at LIS Seen Thakran by way of dismantling it from delivery line and then dragging out using manual labour, ropes and other tools and tackles upto the safer place for its repair. Extraction of damaged rubber gasket, nuts/bolts and removal of mud/foreign material and then p/f of new rubber gasket, nuts/bolts and then refitting with the delivery line. The job involves fitting/installation of repaired impeller shaft assembly in the 4 cusec discharge 64m head pump at proper position on the Unit-III and closing the top cover by P/F of new nuts, bolts, studs, washers, rubber/paper sheet and gland packing along with greasing, coupling with motor, alignment setting and testing on no load and then on full load. Complete job involves cost of material, labour charges for skilled/unskilled labour, transportation charges, headload charges, hire charges of tools and tackles required for the job inclusive of all taxes as applicable. Complete Job.

M/S TRIKUTA ELECTRICAL AND MECHNICAL WORKS

BEE AAR ENTERPRISES