Complete overhauling of IPBFP 2

Amount

Overhauling of Intermediate pressure boiler feed pump no.2

Charges for decoupling the pump from motor, (drain the oil from Brg.Housing, separate couplings, remove, instruments and ACW lines), suction and discharge lines, etc., dismantling of suction & discharge side bearing housing and mechanical seal including the cost of consumables ,T & P etc as per the direction of Engineer incharge.

Charges for dismantling stuffing box housing and the hydraulic pump parts (such as balance piston, impellers, stage casings, wear rings, etc) and cleaning the internal parts, pump water jackets, checking the impeller to wear ring clearances, Balance piston to liner clearance, checking mechanical seal and antifriction bearing etc.,

Charges for removal of old wearing rings, fixing of new wearing rings ,machining of new wearing rings, balance drum, balance disc to the required size, checking shaft trueness, including the cost of consumables ,T&P charges etc, as per the Engineer in charge.

Transporting impeller/wearing ring/stage casing to workshop and machining the old or new wearing rings/balance drum & liner/ impeller wearing rings to achieve permissible clearance between wearing parts.

Assembling the rotating parts like impellers (12 nos) ,stage bushes etc.., on the shaft for dynamic balancing.

Charges for Transporting of rotating assembly from Worksite to Private workshop & return back to work site after dynamic balancing.

Charges for Dynamic Balancing

Dismantling of rotating parts after dynamic balancing.

Charges for reassembly of all impellers with stage casings, suction and discharge casings in sequence, tightening of tie rods, checking of total float of the pump , and adjusting balance device to achieve design value of float etc. including the cost of consumables, T & P etc. as per the direction of Engineer in charge

Charges for lifting and positioning the pump in place, tightening of bed bolts, assembly of both sides mechanical seals, bearing housing with bearings, including the cost of consumables, T & P etc. as per the direction of Engineer in charge.

Charges for assembling of suction & discharge side pipelines ,Recirculation & balance leak off lines, DE & NDE side ACW pipelines for mechanical seal coolers etc including the cost of consumables, T & P etc. as per the direction of Engineer in charge.

Charges for aligning the pump with motor ,coupling the pump ,test run and normalizing the pump etc as per the direction of Engineer in charge.

Provision for Transit insurance for dynamic balance at 0.5 % of Rs,10,00,000/-