MID/J/2024-25/66

Repair/replacement of worn out parts of 5 cusec pumping unit no.4 along with allied works at LIS Kukerian.

Decoupling of 5 cusec x 10m head horizontal casing pump of unit no.4 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, 2 no.s 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 bush 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 Kukerian 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. Repairs/servicing of the 400Amp main switch of LIS Kukerian by way of disconnecting the HT fuses and then cutting damaged incoming aluminium cables of main switch and providing/fitting of 2no.s 185mm2 aluminium thimbles to them and making connections. Also providing/fitting of 2no.s 400Amp HRC fuses in place of damaged ones. Complete job includes cost of material and labour charges for skilled and semiskilled labour, hire charges of tools and tackles to be employed at site for execution of job including the out station charges etc.

Rebate on Old Parts

GS ENGG WORKS

BEE AAR ENTERPRISES

M/S TRIKUTA ELECTRICAL & MECHANICAL WORKS