tender for de coupling of raw water pump, complete dismantling the entire pump, cleaning, examination and replacement of damaged components, changing of shafts, bearing housing, bearings, impeller, impeller housing & neck rings, reassembling the pump and recommissioning satisfactorily after aligning the pump and motor.(transporting vehicle and rubber cord will be arranged by contractor scope) , charges for cleaning and examination of existing gland sleeve, intermediate and pump shaft sleeves, finostos ‘b bushes and neck rings de & nde. transporting of existing shafts with sleeves, impeller, loose hub plates with neck rings etc., to workshop for checking shaft trueness, machining and matching of sleeves with finostos ‘b bushes, loose hub plates with neck rings to the required dimensions and also return back to raw water pump house. (transporting vehicle will be arranged by contractor scope.) , charges for cutting and removal of existing worn-out gland sleeve, intermediate shaft sleeves and pump shaft sleeve, neck rings and re fixing new machined sleeves on the shafts new neck rings with loose hub plates after preheating of sleeves if necessary. , charges for renewal of worn out line shafts & dowel pin and edge preparation of shaft and bushes, drilling and cutting process in the outside work shop etc., if necessary. , charges for aligning the inter shaft- lock mechanism with shaft coupling & dowel pin and bushes after the machining process if necessary. , charges for overhauling of 900mm butterfly valve includes complete overhauling of gearbox, inspection and scale cleaning of valve seat and changing of rubber seal also attending the repairs and servicing of the butterfly valve parts and actuator parts. , charges for lifting the trash rack/ intake screens from intake channel of raw water pump 1 to 4, dismantling the trash rack/ intake screen cleaning, after completion of work, lowering the same and re fixing into position. , charges for reconditioning and erection of