Repair of 20000 GPH X 250-meter head, high speed multi stage Horizontal Centrifugal Pump (Wilo make) installed at WSS HRT Lift stage- 1st, Shalimar, Kishtwar town.

Repair of 20000 GPH x 250 meter head, high speed, multistage, horizontal centrifugal pump (Wilo make) installed at stage – 1st of WSS HRT Lift, Shalimar, Kishtwar town. The Job includes uncoupling of the pump from 150 H.P (110 KW) Induction motor after closing the control valves, unfastening the pump from the base frame , suction side flange, discharge side flange together with dismantling of connected elbow sections of suction/delivery pipelines, capping the pipelines with blind flanges thereafter, shifting the same from pump house to road side by way of deployment of manual labour, tripod & chain pulley block and crane/ backhoe loader and subsequently loading in load carrier for shifting to firm’s workshop for repair followed by unloading at workshop with the help of crane and labour. Thereafter unfastening the tie rods to dismantle the 04 nos. casing segments, 01 no. suction casing segment, 01 no. delivery casing segment, gland cooling pipe etc followed by extraction of impellers, diffusers, shaft, keys, coupling etc. Cleaning of impellers and diffusers with the help of emery paper/turning to remove the hard deposited matter. Unclogging gland cooling system. Job includes rebuilding of SS pump shaft = 01 no., rebuilding of Coupling pulleys = 01 set, impeller = 02 nos., diffusers = 02 nos., neck rings = 04 nos. and body bushes = 02 nos., P/F of gland studs = 04 nos., P/F gland cooling pipe =01 no., bearing bracket/housing = 01 no. in lieu of damaged ones., bearing housing rings., Sleeves DE thrust plate, packing rings, P/F bearings NU- 308 = 02 nos. and bearing bracket studs = 10 nos. etc. in lieu of old damaged ones as per requisite specifications. The job covers ensuring proper balancing of impellers, shaft during repair work. Thereafter re-assembling the shaft, keys, impellers, diffuser casings, suction & delivery casings, thrust plate, sleeves, Gland housing, packing rings, tie rods, gland cups, bearing bushes alongwith p/f of inter-stage gaskets and loading the pump in load carrier by deployment of labour and crane for shifting back to site at Kishtwar. Unloading the pump at site and shifting inside pump room on the base frame with the help of crane, manual labour, tripod & chain pulley block etc. Thereafter making proper leveling and alignment of the pump and motor units, fitment of the pump with the base frame, coupling with the motor, suction & delivery elbows/bends/distance pieces, p/f of suction & delivery flange gaskets = 02 nos., nuts-bolts & washers = 20 nos. as per sample, coupling nut-bolts alongwith rubber bushes (dolki shaped) as per sample = 08 nos., graphite gland packing, hose for wash out and thereafter testing on full load. Painting of pump by way of preparation of surface, application of single coat of metal primer followed by double coat of superior quality of paint. The job includes cost of hire charges of tools & tackles, hire charges of crane/backhoe loader, casting/fabrication charges, cost of material, skilled labour charges, manual labour charges, to & fro transportation charges between Kishtwar and Firm’s workshop (Complete Job).