MID/J/63

Decoupling of 5cusec x 10m head horizontal casing pump of unit no.2 at LIS Suhagani 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 5 Cusec horizontal casing pump set at workshop by way of dismantling and extraction of damaged internal parts. Job includes providing of new shaft sleeve and new pump shaft fitting by turning, aligning, threading at ends and making of new keyways and its proper adjustment Repair to the impeller by way of welding/brazing, machining, making key ways slots on the impeller and fitting of the same on the pump shaft. Providing and fitting of 2no.s new bearings on driving and non driving end of the pump as per sample, 1no. neck ring, 1 no. shaft protection sleeve, 1no. new check nut, bushes, new gland set & studs, rubber gasket and also 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. Repairs to Coupling set by way of welding, machining of bore, resizing of coupling bolt holes by welding and drilling to proper size. Complete assembling of pump set after carrying out necessary repairs. Shifting back to the LIS 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 to Foot Valve ( 3 no.) of unit no. 1,2 and 3 on suction line of pumping machinery at LIS Suhagani. Job includes extraction of foot valve from its installed position inside the khul / nallah by means of cutting of damaged / rusted / worn out nuts and bolts using mechanical cutter and then lifting of foot valve on head load using manual labour and shifting the extracted foot valve to nearest road side using manual on head load and then to workshop through mechanical transport.Removal of accumulated silt and debris surrounding the foot valves optimize intake flow. Job includes complete dismantling of foot valve at site and extraction of parts for assessment of damages and then P/F of new machined flapper pin, leather gaskets, repair to existing flapper plate and intermediate spacer plate, repairs to CI strainer and then re-assembling of all parts of foot valve and then shifting of foot valve back to site by mechanical transport, after this to its installed position by means of manual labour using head load and then re-fixing the foot valve on the suction side of the pumping machinery by P/F of new set of nuts and bolts of appropriate size. The maintenance work of foot valves of Lift irrigation stations has to be carried in flowing stream of water. Complete Job includes cost of skilled/semi skilled labour, tools and tackles charges, transportation charges etc Repairing and servicing of priming pump which has stopped functioning due to choking/blockage caused by accumulation of silt, mud, polythene, debris and other foreign deposits, including dismantling of the pump, removal of all accumulated deposits, thorough cleaning of pump casing, impeller, suction passage and internal waterways, inspection of shaft, bearings, seal and other components, reassembly, alignment, priming and trial run. The existing 3-inch foot valve is found completely damaged and shall be replaced by providing and fitting of a new 3-inch foot valve,necessary jointing/sealing materials and testing. The work shall be completed and the pump tested for proper suction, discharge, smooth operation and satisfactory performance. Repair of burnt incoming wiring of LT control panel and replacement of damaged MNX/contactor, including providing and fixing of new ammeter and voltmeter in place of damaged/burnt instruments, complete with dismantling of damaged components, removal of burnt wiring, supply and laying of new suitable-size insulated copper wire if required, replacement of damaged lugs and cable termination accessories, providing and fixing of new MNX/contactor (185/400) of reputed ISI Make, providing and fixing of new ammeter and voltmeter of suitable range and rating, making all necessary electrical connections, tightening of terminals, insulation of joints, checking of continuity and insulation resistance, testing of the panel under no-load and load conditions toensure functional integrity and operational stability. Repairing automatic starter of unit no.3 of LIS Suhagani. Job includes dismantling of starter from its installed position after disconnecting all electrical connections on input as well as output side and then carriage of the starter to workshop for repairs/replacement. The job includes cleaning and servicing of the complete starter, checking and tightening of all electrical connection, repair/replacement of defective contactor and relay with damaged wiring to be replaced by new wire.The work also includes testing of continuity, insulation resistance,phase sequence and functioning of all protection and control circuits followd by reassembly. Then back carriage to LIS for re-installationand testing on no load and full load conditions.This job includes cost of material, skilled labour charges, tools and tackles charges and carriage charges

Rebate on Old Parts