COMPREHENSIVE MAINT/REPLACEMENT OF CENTRIFUGAL MOTORS AND PUMPS, STATERS, DOSERS AND OTHER CONNECTED ITEMS UNDER AGE E/M AT MIL STN BHUJ, GANDHIDHAM AND KHAVADA UNDER GE (A) BHUJ

M&L for Removal of the existing paint from suction pipe line and discharge pipe line of any size by the hand scrapping and painting gray colour for the pumping set and black colour for the suction line and discharge line including pump base with two coat of synthetic enamel paint by spray painting complete all as specified and as directed.

M&L for dismantling the water mains from the delivery lines, lifting/taking up GI/UPVC/HDPE Column pipes, pumping sets of any description and in any position including disconnection of submersible cable from starter to pumping sets from cable, repairs to the defective submersible cable and jointing of submersible cable, pump and motors by using water proofing jointing kit, and also jointing of crack/leaked HDPE pipe with MS sheet jointing clamp,rubber sheet, nut, bolts and washer etc including welding work, and including Lowering of submersible pump Sets, submersible cable, column pipes, reonnecting main delivery mains as existing and testing for satisfactory running and continuous flow of water etc complete all as directed by Engineer in charge in bore wells at various locations under GE(A) Bhuj Note: 1 Repair to Motor & Pumping sets, cable and column pipes etc. shall be measured and paid seperately. 2. Contractor shall take proper precautions while lifting out and removing pump set from bore well so as to avoid any damage to column pipe and submersible cable. All necessary T&P and equipments required for lifting out and lowering pump set etc shall be arranged by the contractor at his own cost. Lifting of defective submersible pumping set of any make and capacity from bore well after providing lifting tools, chain pulley etc. as required, by disconnecting/dismentling all electric connections, column pipes, steel ropes/chain and keeping them under safe custody for reuse all complete all as specified and as directed. NOTE : (a) (i) The cost of transportation of the defective submersible pumping sets( pump or motor ) from site to workshop & back is deemed to be included in the quoted rates. (ii) Repair of motor and pump measured separately.

Dismantling and strip opening of submersible pump & motor of any description and in any position for servicing /overhauling, cleaning, oiling/greasing, fixing of serviceable parts in position, removing & replacement of defective / unserviceable parts with new parts and reassembling the pump and motor, ensuring proper alignment of pump and motor, fixing in position, connecting to existing system and testing at site on full load to the entire satisfaction of the Engineer-in-Charge for the following capacities pumps & motors :- (a) 30 to 50 HP, three phase, 415 Volts, 50 Hz, AC supply Note: - (i) The replacement of defective / unserviceable parts shall be measured and paid separately as “Supply only” under appropriate item of Sch ‘A’ and fixing rate for new items are deemed to include under these item. (ii) Burnt out windings of motor shall be replaced, measured and paid separately under appropriate item of Sch ‘A’ for rewinding. (iii) (a) The rates for above items are deemed to include transportation of pumps/ motors to and from workshop as approved by Engineer-in-charge for necessary repairs, alignment and testing of pump and motors at authorised workshop. (b) Re-metalling to Pump shaft, polishing and grinding and making standard size to matching with Gun Metal Bush / Neck-ring shall be measured and paid for separately under appropriate item of Sch ‘A’ (iv) Lifting of pump and motor from bore well and lowering of pump and motor after repairs shall be measured and paid separately under appropriate item of Schedule `A'.-

M&L for rewinding of burnt submersible motor 30 to 50 HP, 3 phase, 415 V, 50 Hz of any make with water proof insulated copper conductor of the same specification as per old one after dismantling / cutting out burnt windings from stator assembly, cleaning slots properly complete with insulating slots packing, sleeves, papers & reassembling stator and rotor after replacement of worn out spares/matching works and water proof jointing for submersible cable 3 core, with replacement of oil seal, sand guard, bolt gusket, cable packing ring, water seal, bearing bush upper & lower etc complete all as specified and as directed.

Supply only gun metal impeller suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.

Supply only gun metal bush suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.

Supply only Water seal suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.

Supply only Bowl suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.

Supply only bronze bearing suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.

Supply only wear/ neck ring suitable for submersible pump of cap 30 to 50 HP of pump complete all as specified and as directed.