NIT NO. 6(M-3)ITEM NO. 20

Closing the Delivery and Suction Linevalvesof pump set No. 1 by operation of Sluice Valve of 300 mm dia. and 400 mm dia respectively usingmanual Labour arrangement with all tools and tackles.

Decoupling the pump from motor for pump set No. 1 by removing of coupling and nut bolts from pump and motor with the help of manual labour, Hammer, Puller etc. and disconnections of cables form motor terminal. Cutting of nut and bolt with use of gas cutter as required.

Supply of good quality Nuts & Bolts of suitable size as per sample.

Supply of neoprene rubber sheet having 50% neoprene, 3 mm thick. Make Jyoti/Worth/DJB approved SOR 22.6.1

Supply of Multy Grade Grease Make: - Castrol / Shell / Gulf / IOC / HP Servo. (1kg pack)

Supply of Tyre coupling TC 017 and 1 no. spare tyre. Make – Unique/fenner.

Making bore in tyre coupling as per required size.

Remetalling the SS shaft of motor and making key way by the machining, grinding etc.

Repairing bearing sheet through machining.

Supply of bearing seal.

Supply of bearing no. 316/C3. Make- OKG/FAG/SKF.

Supply of bearing no. 6316/C3. Make- OKG/FAG/SKF.

Supply of cooling fan.

Making the bearing sheet and replacement of damaged bearings with seal after dismantling motor stator and rotor and fixing the same after repairing bearing sheet and fixing bearing with seal. The job also includes the balancing of rotor and fixing in a proper manner.

Providing and fixing the connection plate of motor.

Strengthening of RCC foundation, plastering and making wet layer of cement for the foundation including shuttering etc. as required and filling the gap of RCC foundation as per site requirement to increase the strength of foundation by cement concrete work with the manual labour as per satisfaction of engineer-in-charge.

De-watering of common header line by making arrangement of dewatering pump-set as per site requirement. The job includes making arrangement of standby dewatering pump-set arrangement in case of any fault in the operating dewatering pump.

Taking out base frame of pump set by the help of heavy manual labour and tool and tackles as required

Supply of heavy duty MS Channel, length - 7.81 mtr. Approx.

Making/ fabrication of MS Specials from the MS Channel having size 1750 mm x 2nos, 600 mm x 6 nos. by the help of gas cutter, and heavy manual labour.

Fixing of fabricated MS Specials on RCC foundation by the help of J Nut bolts/foundation nut bolts, studs, fasteners etc. as per requirement at site.

Coupling of Pump and motor after fixing of couplings & making proper alignment of pump and motor on the base frame.

Making electric connection of motor with proper thimbling, taping etc. and making end terminations, routing of cable as per site requirement.

Opening of suction and delivery valves with the help of manual labour, testing and commissioning of pump set no. 1, first at no load and then at full load, to and fro cartage i.e., loading and unloading etc.

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