Repair/rewinding of 40H.P damaged motor of pumping unit no-2 along with allied works at LIS Old Malpur and Repair/replacement of worn out parts of 5 cusec x 18m head pumping unit no.2 along with allied works at LIS Upper Malpur.

Repair/rewinding of 40H.P damaged motor of pumping unit no-2 along with allied works at LIS Old Malpur

Dismantling of the damaged & burnt 40HP electric motor and starter of pumping unit no-2 of LIS Old Malpur from base frame and pump after disconnecting all electrical connections on input as well as output side. Carriage and shifting of the motor and starter by using manual head load to nearest road & loading in the vehicle for further transportation to workshop for repairs/rewinding. Dismantling of the damaged 40HP Motor at workshop for extraction of burnt/damaged windings, cleaning of stator slots and complete rewinding of the motor with new copper wires of requisite gauge and specifications of standard make. Providing/fitting of new insulation, packing material, then varnishing with superior quality varnish & drying in oven in controlled temperature. Complete job includes cost of material and labour charges. Repair to rotor of motor by providing/fitting of new bearings (DE & NDE) after rebuilding of the rotor shaft and finishing to bearing size, making new keyway for coupling, providing/fitting of bearing end cover plates and greasing of the same. Back carriage to site after repairs and reinstallation of motor and testing on idle and load conditions. Complete job includes cost of material including rebate on old copper scrap and labour charges with hiring charges of tools & tackles.

Rebate on Old Parts

Repair/replacement of worn out parts of 5 cusec x 18m head pumping unit no.2 along with allied works at LIS Upper Malpur.

Decoupling of 5 cusec x 18m head horizontal casing pump of unit no.2 from the motor assembly and dismantling the pump from the base frame. Carriage of the dismantled 5cusec pump set by using manual labour, head load to the nearest roadside, loading in transport vehicle, carriage to the workshop in the mechanical transport for repairs. Repair to 5cusec horizontal casing pump set at workshop by way of dismantling and extraction of damaged internal parts. Repairs to the pump shaft by way remetalling of the shaft, turning, polishing, aligning, threading at ends and making of new keyways and straightening of the same to proper size. Job includes repairs to impeller by way of remetalling, machining, brazing, turning and finishing to accurate size including making of new key way of the same specifications. Providing and fitting of 2 no.s new bearings on driving and non driving end of the pump as per sample, 2no.s neck rings, shaft protection sleeves, bushes, new gland studs and applying sufficient amount of grease to avoid excessive wear and tear, gland packing as per requirement. Repair to the bearing housing on driving and non-driving ends of pumping unit by turning and fitting of bushes to make inner dia. of bearing housing suitable for fitment of bearings. Complete assembling of pump set after carrying out necessary repairs. Shifting back to the LIS Upper Malpur after carrying out necessary repairs at workshop and then fitting/reinstallation at the base frame, coupling with the motor by making proper alignment and testing on partial/full load. Job also includes providing and fitting of new coupling nuts/bolts & rubber bushes. . Complete job includes cost of material and labour charges.

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS

GS ENGG WORKS

M/S TRIKUTA ELECTRICAL & MECHANICAL WORKS

AAR PEE ELECTRICAL ENGINEERING WORKS