Repairs of 05 cusec discharge pump motor set of Unit-I along with allied works at LIS Karnaila Chak and other minor works at LIS Sohanjna and Providing and fitting of coupling set of unit II, LT link set and repair to CGI shed along with its alli

Repairs of 05 cusec discharge pump motor set of Unit-I along with allied works at LIS Karnaila Chak and other minor works at LIS Sohanjna.

Disconnecting the electric supply of damaged 20 HP motor of unit I and decoupling the pump from motor of 05 cusec discharge pump and 20 HP motor set and then dismantling from the base frame with the help of manual labour using tools and tackles required at site. Carriage and shifting pump & motor by way of shifting on head load to the nearest roadside using manual labour, loading in mechanical transport vehicle, carriage and unloading at workshop for repairs. After complete repairs back shifting of pump set to site of installation, i.e. LIS Karnaila Chak . The job includes labour charges, hire charges of vehicle (to & fro), loading and unloading. All the required tools and tackles are to be arranged by firm. Repair to pump of unit 1 by dismantling of pump set from the suction piece by unscrewing/cutting of old rusted nuts and bolts and taking out the tail piece of pump body by way of unscrewing the nuts and bolts using tools, tackles and manual labour at work shop, extracting the shaft assembly from pump body after unscrewing the required nuts, bolts from motor side and unscrewing the lock nut for impeller from suction side. Repairs to 05 cusec discharge pump at workshop by way of extracting the damaged parts. Repair to pump shaft by way of remetalling turning, threading, finishing and cutting of key ways to accurate required size. Fabrication of new impeller by way of brazing, remetalling, turning and finishing to required size and profile. P/F of new HC pump gland bushes-01 Nos., bearing (6408) 02 Nos, new check nuts and cotter set to required size. Repair to gland brackets, new gland rings, repair to HC pump body and bearing housings along with new bearing bracket. Fitting the shaft assembly to pump body by inserting it from motor side and fitting to the pump body by P/F of rubber sheet joints cut to size and required nuts and bolts along with washer. Providing and fitting of gland packing 08 mm, Fitting the impeller from suction side and locking it with lock nut. Fitting the tail piece of pump body by P/F of rubber sheet joint cut to size and required nuts and bolts along with washers. Similarly fitting of suction piece by P/F of 02 Nos rubber sheet joints to either side of suction piece cut to side along with new nuts and bolts with washer of required size, providing of new coupling pulley set on pump and motor shaft by way of turning to shaft size, key way making and finishing. Finishing of required no. of holes to the coupling pulley set for fixing coupling bolts. Providing of new coupling bolts, rubber bushes and cotter pins as per required size. Dismantling of the 20 HP motor at workshop for repairs to rotor of motor of unit 1 by providing and fitting of new bearings (DE & NDE) greasing it, making of new sleeves and finishing to bearing sizes, making new keyway and finishing of coupling , providing and fitting of bearing end covers sleeves ,repair to connection plate along with complete greasing of the bearings and then assembling of motor. Complete job includes, cost of material and labour charges with hiring charges of tools and tackles as well as transportation charges, welding set charges at site. Placing the pump and motor of unit 1 on base frame for alignment with the help of manual labour using tools and tackles and fixing new nuts and bolts. The job includes providing and packing of metal shims under the motor/pump as per site requirement for their proper alignment and to avoid undue vibration during operation and tightening the nuts & bolts. Coupling the pump and motor using new coupling bolts and rubber bushes. Filling of grease mixed with mobile oil in the bearing housing. Repairs to priming unit of LIS karnaila chak by way of decoupling the pump side removing the choked pipe from silt by removing nuts, bolts, studs and removing the deposited silt by suitable cleaner, repair /replacement of damaged impeller along with allied works at LIS karnaila chak with replacement of worn out nuts and bolts of motor along with repair to 2 inch dia foot valve and repair to its gate valve by replacing the flanges band making them leak proof, repairs to cable connection of motor by way of providing and fitting of thimbles. Job also includes repair to steel shutter by fixing new roller barrel and lath fixing along with greasing to guide, repair to curtain sheet and painting of the structure at LIS karnailachak. Repairs to 300 mm dia foot valve of unit 1 by way of dismantling the suction pipe and lifting it by ropes to the head load side and then dismantling the foot valve and taking the foot valves to w/shop for providing and fitting of new machined flapper pins, leather washers, fabrication of new flapper plates and new set of nuts and bolts and repair to strainers. Assembling of foot valve and checking operation without load shifting it to site by using mechanical transport and installation at site . Re-assembling of entire foot valve with suction line of unit 1 and checking operation. Complete job include cost of material, carriage, labour charges and testing on full load at LIS karnailachak. Disconnecting the electric supply of damaged 05 HP pump motor set of priming unit at LIS sohanjna, by decoupling pump and motor from the channel base by cutting rusted nuts bolts by gas cutters , shifting the unit to workshop on mechanical transport dismantling of the damaged 5 HP 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 and of standard make. Providing and fitting of new insulation, packing material, then varnishing with superior quality varnish and drying in oven in controlled temperature. Repairs to rotor of motor by providing and fitting of new bearing , greasing it, making of new sleeves and finishing to bearing sizes, making new keyway and finishing of coupling , providing and fitting of bearing end covers sleeves ,repair to connection plate along with complete greasing of the bearings, repair to pump by cleaning with a solvent and testing it in full load. Fitting of pump and motor on base frame by making holes on the channels and fitting them by suitable nut bolts Complete job includes cost of material and labour charges with hiring charges of tools and tackles . Complete job includes cost of material labour charge and hire charge of welding and cutting set at LIS Sohanjana and repair to door of LIS by cutting the rusted door of LIS sohanjna fitting of suitable sheet at rusted ends and welding it with suitable hinges and hinges screw of appropriate size and as per site requirement Note: -The tenderers are requested to visit the site and quote the rate and rebate as per site conditions. Any modifications/ alterations of the job, absolutely necessary if required at the time of execution may be done as per actual site conditions.

Rebate on Old Parts

Providing and fitting of coupling set of unit II, LT link set and repair to CGI shed along with its allied works at LIS Khawaskhan

Dismantling of cable connections from LT terminals and from LT transformer and removing the 4 nos. cables from transformer to LT terminals after getting the HT supply disconnected. Providing and installation of one no. LT Fuse link set consisting of minimum MS angle, MS flat, drilling holes aluminium bus bars/L clamps, D type insulators, nut bolts, fuse wire, drilling holes Clamping and fixing with required nuts and bolts. Job also includes proper erection of MS angle frame to be fixed on pole. Fitting of the aluminium service cable to the LT junctionproviding and fitting of 3.5 core 50mm2 armoured cable 07 mtrs approximately from LT transformer to LT fuse link set after cutting & stripping the cable ends and fitting the thimble to their ends both side.The job includes cost of material, thimbles, insulators, bus bars, supporting angle arms, nut bolts, washers, clamps, insulation tape,labour, transportation charges etc. at LIS Khawaskhan. Providing and fitting of tyre coupling setfor unit no II along with required nuts and bolts after extracting the old damaged worn out star coupling set. The job involves boring of coupling pulley and cutting of key ways as per sample of old coupling set. P/F of cotter set as per sample for fixing of coupling pulley.The job includes cost of material, hire charges of tools and tackles required for the job including labour and carriage charges. Dismantling the old worn out CGI sheet from the top of the roof. Then providing and fitting of 06 no sheets of 2.5’x10’by way of fixing it on the existing angle using hooks, nuts with washers of appropriate size. Also repair to side walls of the roof by P/F of 04 nos. sheets of 2.5’x10’ size using required hooks, nuts and washers The job includes cost of material, hire charges of tools and tackles required for the job including labour and carriage charges. Note: -The tenderers are requested to visit the site and quote the rate and rebate as per site conditions. Any modifications/ alterations of the job, absolutely necessary if required at the time of execution may be done as per actual site conditions.

Rebate on Old Parts

M/S V.N ENGG WORKS

BEE AAR ENTERPRISES

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS

M/S V.N ENGG WORKS