NCTPS II M I Boiler maintenance Division Unit I II Overhauling of Boiler fill pumps

Amount

Decoupling the Boiler Fill pump & motor: 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 consumables and T&Ps.

Removing & connecting the Boiler Fill pump inlet & out let flanges: This work involves removing all the bolts and freeing the inlet & out let flanges so that the pump can be moved from the bed. Coupling the Pump inlet & out let flanges after completion of the work by providing gasket between the flanges. Charges including consumables and T&Ps.

Dismantling and Assembling the Boiler Fill pump. This work involves removing the body bolts and removing bearing of both ends and dismantling all the 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. Including cost of consumables, T&Ps, bearings.

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. Including consumables, T&Ps and casing material.

Rectification of Boiler Fill pump inlet flanges : This work involves cutting the inlet pipe from inlet flange, matching pump flange & providing spool piece and finally welding the inlet pipe with inlet flange. Charges including consumables and T&Ps.

Placing the Boiler Fill 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 consumables and T&Ps.

Decoupling the Condensate Transfer Pump & motor.: 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 consumables and T&Ps.

Removing & connecting the Condensate Transfer Pump inlet & out let flanges: This work involves removing all the bolts and freeing the inlet & out let flanges so that the pump can be moved from the bed. Coupling the Pump inlet & out let flanges after completion of the work by providing gasket between the flanges. Charges including T&p's and consumables.

Dismantling and Assembling the Condensate Transfer 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 consumables and T&Ps.

Placing the Condensate Transfer 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 consumables.

Overhauling of Boiler Fill pump & Condensate Transfer Pump inlet valve, outlet valve, NRV and recirculation valves : This work involves dismantling of valves, inspection, rectification of defects if any, cleaning of all parts etc., and renewing if necessary and assembling the valves. Charges including T&p's and consumables. (200NB - 250NB Gate valve / NRV)

Overhauling of Boiler Fill pump & Condensate Transfer Pump inlet valve, outlet valve, NRV and recirculation valves : This work involves dismantling of valves, inspection, rectification of defects if any, cleaning of all parts etc., and renewing if necessary and assembling the valves. Charges including T&p's and consumables. (100NB Regulating Globe valve / NRV)

Dismantling,overhauling and Assembling the ECW single stage (Emergency cooling water pump) pump: This work involves replacement/repair works in horizontal pumps single stage pump by dismantling the suction and delivery lines, decoupling the pump and motor, dismantling the pump internals,replacing the defective & worn out parts, reassembling the internals ,aligning and coupling the pump with motor. bearing & seals. Including cost of consumables (such as bearings and seals) & T&Ps.

MADURA ENGINEERING WORKS (BID ID -1070188)