NCTPS II MI Circle Boiler maintenance Division Unit I II Up keeping routine maintenance and breakdown maintenance and breakdown maintenance of Boiler Fill Pumps, Condensate Transfer Pump and its accessories in CST pump house for the period of 3

Amount

Charges for upkeeping, routine maintenance of Boiler Fill Pumps, Condensate Transfer Pump and its accessories in 600MW unit such as thorough cleaning of pump house, cleaning of equipment, arresting of water leaks, lubricating, checking of coupling stability, free rotation of pump shaft, cooling water flow, changing of flange gaskets, damaged Bolt & Nuts, ensuring trouble free operation of pumps round the clock including T&Ps, Consumables, lead, lift and transportation etc., complete

Boiler Fill Pump(Horizontal multi stage Pump):

Decoupling the motor & pump This work involves removing coupling guard and all the bolts and freeing the flanges from rubber bushes so that the pump and motor can be rotated separately. Charges including T&p’s and consumable’s

Removing & connecting the pump inlet & outlet flanges. This work involves removing all the bolts and freeing the inlet & outlet flanges so that the pump can be moved from the bed. Coupling the pump inlet & outlet flanges after completion of the work by providing gasket between the flanges. Charges including T&p’s and consumable’s

Dismantling the pump and Assembling the pump. This work involves removing the body bolts and five stages of the pump, inspection, cleaning of casing & impeller etc., rectifying minor defects and assembling the all the stages of the pump and bearing & seals.

Rectification of Mechanical seal: This work involves removal of damaged carbon material from mechanical seal and made new casting in mechanical seal and machining the seal. Charges including T&p’s and consumable’s

Placing the pump on bed & alignment. This work involves placing the pump on bed, alignment with the pump and coupling the motor & pump flanges with bolts. Charges including T&p’s and consumable’s.

condensate transfer pump(Horizontal split case pump):

Decoupling the motor & pump This work involves removing coupling guard and all the bolts and freeing the flanges from rubber bushes so that the pump and motor can be rotated separately. Charges including T&p’s and consumable’s.

Removing & connecting the pump inlet & outlet flanges: This work involves removing all the bolts and freeing the inlet and outlet flanges so that the pump can be moved from the bed. Coupling the pump inlet and outlet flanges after completion of the work by providing gasket between the flanges. Charges including T&p’s and consumable’s.

Dismantling the pump and Assembling the pump. This work involves removing the body bolts and removing bearing of both ends and dismantling of horizontal split case pump, inspection, cleaning of casing & impeller etc., rectifying minor defects and assembling the pump and bearing & seals. Charges including T&p’s and consumable’s.

Placing the pump on bed & alignment This work involves placing the pump on bed, alignment with the pump and coupling the motor & pump flanges with bolts. Charges including T&p’s and consumable’s.

MUTHU ENGINEERING WORKS (BID ID -1074285)