Maintenance Contract of Turbine and Auxiliaries in a

Overhauling of TDBFP AOP Onejob consists of one pump

Major inspection OR Overhauling of TDBFP EOP Onejob consists of one pump

Cleaning inspection and rectification of tube leakages if any of lube oil coolers of MDBFP Onejob consists of one Cooler

Cleaning inspection and rectification of tube leakages if any of working oil coolers of MDBFP One job consists of one Cooler

Inspection OROverhauling of COT OR DOT Room transferoil pumps One job consists of one pump

Overhauling of transfer oil pumps OR gear oil pumpsand other similar pumps One job consists of one pump

Replacement of coupling of transfer oil pumps OR gear oil pumps OR TDBFP JOPs and other similar pumps One job consists of one pump

Axial and radial alignment of Transfer oil pump OR Recirculation Pump OR TDBFP JOP COT OR DOT Room transfer oil l pump and other similar pumps One jobconsists of one pump

Overhauling of Vapour extractor of MOT OR Control Fluid Tank OR TDBFP Oil Tank and seal steam system One job consists one Vapour extractor

Cleaning of Centrifuge bowl of TDBFP One job consists of one Centrifuge Bowl

Overhauling of Recirculation Pump of Vacuum Pump

Cleaning of TDBFP oil tank One job consists ofone oil tank

Cleaning of Main Oil Tank of Turbine OR COT OR DOT One job consists of one tank

Alignment and adjustment of recirculation pump withmotor

Cleaning of Centrifuge bowl of Main Turbine and COT OR DOT One job consists of one Centrifuge Bowl

Replacement of the Burst Atmospheric relief Diaphragm of LP Turbine

Inspection OR cleaning flushing and normalization of Condenser hot well

Inspection OR cleaning flushing and normalization of Deaerator

Inspection OR cleaning flushing and normalization of Feed water storage Tank

Inspection OR cleaning flushing and normalization of TG OR SG ECW Tank One job consists of one tank

Replacement of Turbine HP ORLP Bypass Oil and Minor Revisioning of HP Bypass oil system

Centrifuging of Lube Oil through Portable Centrifuging machine

Inspection OR Cleaning of SG Plate Heat Exchanger

Inspection OR Cleaning of TG Plate Heat Exchanger

Inspection cleaning and revisioning of ACW Pump suction strainer one job consists of 01 strainer

Filling Flushing and normalization of TG OR SG ECW System One Job per Cooling System

Cleaning and Revisioning of TDBFP AOP SuctionFilter One Job per Filter

Cleaning and Revisioning of Duplex Lube Oil Filterof TDBFP One Job per Filter

Cleaning and Revisioning of EOP Filter of TDBFP

Cleaning and Revisioning of Lube Oil Filter of MDBFP One Job per Filter

Cleaning of Duplex Lube Oil Filter of Main Turbine One Job per Filter

Cleaning of JOP Duplex Filter of Main Turbine One Job per Filter

Cleaning of Bucket Filter of Main Oil Tank OR Control Fluid Tank One Job per Filter

Cleaning of Self Cleaning Filter of Protection Rack of Main Turbine 1 Job consists of two filters

Inspection OR Replacement of Dry Filter or Mechanical Filter Super Fine Filter One Job Per Set

Inspection OR Replacement of Fuller Earth Filter One Job Per Set

Cleaning of Duplex Filter Mounted on Valve Rack of Governing System of Main Turbine One Job per Filter

Cleaning of CEP suction strainer OR BFP Booster Pump Suction strainer One Job per Strainer

Cleaning of BFP Conical strainer One Job per Strainer

Revisioning OR Replacement OR Cleaning of pilot valve of Main Turbine One job consists one pilot

Revisioning OR Replacement OR Cleaning of pilot valve of M C V OR Aux C V of TDBFP One job consists one pilot

Servicing of Isolating Valve Control Valve and NRVsof Condensate Line TDBFP Extraction Extraction 5 and Booster Pump Suction Line

Servicing of Isolating Valve Control Valve and NRVs installed on BFP discharge Feed Discharge Line HPH Inlet OR Outlet HPH 50 percentage Bypass and other similar valve

Servicing of HPH 100 percentage Bypass valve and Feed water inlet to Economizer of Size500 mmClass2850

Servicing of BFP Recirculation Line Control Valve Size 200 mm Class 2500 Design press up to 320 Kg per cm2 temp more than 180 oC

Servicing of BFP Recirculation Line Isolating Valve and SCNRV Size200 mm Class 2500 Design press up to 320 Kg per cm2 temp more than 180 oC

Servicing of Isolating Valve and Control Valve fromMain Steam Line to Auxiliary Steam Header Size200 mm Class 2750 SPL Design press 188 5Kg ORcm2 temp 545 oC

Servicing of Main Steam Control Valve to AuxSteam Header Size 350 mm Class 3500 Design press 188 point 5Kg per cm2 temp 545 oC

Servicing of Isolating Control Valve and SCNRVs installed on Aux Steam Extraction Steam toDeaerator Extraction Steam to TDBFPs Extraction Steam to LPH 3

Servicing of CEP Suction Valve Size 500 mmClass 150 Operating press less than 40 Kg per cm2 Vacuum temp 55 oC

Servicing of Isolating Valve and SCNRV from CRH to Deaerator Pegging line Size800 mm Class 600 Design Press 54 Kg per cm2 temp 360 oC

Servicing of Isolating Valve from CRH to Deaerator Pegging Size300 mm Class 1500 Design Press 54K g per cm2 temp 360 oC

Servicing of Extraction Steam Valve or NRV to LPH 2 Size800 mm Class 150 Design Press Vacuum temp 135 oC

Servicing of motor operated control valve motoroperated gate OR globe valves manually operated gate OR globe valves check valves Size 300 to 350 mm

Servicing of HP Bypass spray water control valves spray isolation valves NRVs on Turbine side Size100 150 mm Class2500 Pr 320Kg per cm2 and temp 185 oC

Servicing of HP Bypass Warm up line regulating valves Isolation valves NRVs and other similar valve Size50 to 80 mm Class 3000 specials Pr 188 2Kg per cm2 and temp 545 oC

Servicing of turbine MAL drain valves MAL 11 MAL 12 MAL 22 MAL 26 MAL 27 MAL 31 MAL 32 MAL 47 MAL 51 MAL 52 MAL 54 MAL 55 MAL 65 MAL 81 MSV 105 MSV 106 HRHV 105 HRHV 106 and other similar valves

Servicing of Isolating valve and control valve of Feed Control Station Size250 mm Class2500 Pr 320Kg per cm2 and temp 260 oC

Servicing of Isolating valve control valve and NRVs of Size250 mm Class 150 to 600

Servicing of Isolating valve control valve and NRVsof Size150 mm to 200 mm Class1500 Pr 54 Kg per cm2 and temp 360 oC

Servicing of Isolating valve control valve and NRVs of Size150 mm to 200 mm Class 150 to 600

Servicing of Isolating valve control valve and NRVsof Size40 mm to 50 mm Class1500 to 2500

Servicing of Isolating valve Size25 mm Class 3000 SPL

Servicing of HP Evacuation valve

Servicing of Hydraulic Operated Vacuum Breaker Valve

Servicing of Fisher make EDR and ETR Series Control valve for TDBFP oil system and Stroke Adjustment of the same

Servicing of Change over valve for Coolers and Filters of BFPs

Servicing of Isolating valve control valve and NRVsof Size15 mm to 100 mm Class 1500

Servicing of Isolating valve control valve and NRVs installed on LP lines and oil lines Size 15 mm to 100 mm Class up to 800

Replacement of LP valves of different Floors bycutting of damaged valve and arc welding of new valve Size15 to 50 mm

Replacement of HP line drain valves of different Floors by cutting of damaged valve and welding ofnew valve Size15 to 50 mm

Replacement of HP line valves of different Floors bycutting of damaged valve

Replacement of HP valves of Feed Water OR Main Steam Line OR CRH Line OR HRH Line etc size above Nb 65 to 150 mm

Replacement of LP Valves of size Nb 300 mm Pressure rating less than 40Kg per cm2

Replacement of LP Valves of Nb 250 mm Pressure Rating less than 40 Kg per cm2

Replacement of LP Valves of Nb 350 mm Pressure Rating less than 40 Kg per cm2

Replacement of Heater Level Control Valves ofPressure Rating less than 40 Kg per cm2 size 150 mm to 300 mm

High Pressure Argon OR Arc Welding by IBR Welder

Replacement of butt welded gate OR globe valves ofLP lines Size80 to 100 mm

Repair OR Replacement of LP OR HP piping by cutting and welding on per mm ID basis

Replacement of flange type gate OR globe valves ofLP lines Size75 to 100 mm

Replacement of flange gasket of HP OR LP valves and piping on per mm dia basis of valve

Replacement of gland packing of HP OR LP Valves onper mm dia basis of valve

Replacement of HP OR LP Heater manhole flange gasket

Servicing of Safety valve of Booster pump suction CEP suction Condensate Side of LPHs Valve gland sealing and Control fluid room

Servicing of Safety valve of HP Heater Deaerator and FST HT and LT Header of Aux PRDS and TDBFP Inlet Steam line

Servicing of Safety valve of Feed Water Line of HP Heaters

Revisioning OR Servicing of Butterfly valves Size 65 mm to 250 mm

Revisioning OR Servicing of Butterfly valves Size 300mm to 800 mm

Revisioning OR Servicing of TDBFP Exhaust Butterfly valves Size1600 mm

Revisioning OR Servicing of Condenser inlet OR outlet Butterfly valves Size 2200 mm

Revisioning OR Servicing of NRV installed on ACW line and ECW line Size300 mm to 500 mm

Servicing of gear boxes of butterfly valves installedon ACW and ECW System Valve Size 65 to 250 mm

Servicing of gear boxes of butterfly valves installedon ACW and ECW System Valve Size 300 to 600 mm

Servicing of gear boxes of butterfly valves installedon ACW System Valve Size 800 mm

Servicing of gear boxes of butterfly valves Size 1600 mm

Servicing of gear boxes of butterfly valves Size 2200mm

Revisioning OR Servicing of Ball Collector ofCondenser Tube Cleaning System

Inspection OR Minor repairing of ball catch strainer of condenser tube cleaning system installed inside CW return line of size 2200 mm

Round the Clock Up keeping and Routine Maintenance of Turbine Boiler Feed Pumps ECW ACW System and associated auxiliaries

Round the Clock Up keeping and Routine Maintenance of Turbine Boiler Feed Pumps ECWACW System and associated auxiliaries

Preventive Minor breakdown maintenance and cleaning of Turbine Boiler Feed Pumps ECW ACW System and associated auxiliaries

Checking and Filling of Nitrogen Gas of Unit 6

Checking and Filling of Nitrogen Gas of Unit 7

Replacement of Bladder OR servicing of accumulator one job per accumulator

Cleaning of centrifuge bowl for Trolley mounted Portable Centrifuging Machine MakeAlfa Laval Model EA MAB 103

Cleaning of duplex filter installed in TDBFP governing rack 2x500 MW DTPS Anpara

Cleaning of Edward make SHR 22500 vacuum pump cooler filter element

Cleaning OR servicing of mechanical seal cooiling skid cooler of MDBFP OR TDBFP 2x500 MW DTPS Anpara

Cleaning OR servicing of mechanical seal cooiling skid filter of MDBFP OR TDBFP 2x500 MW DTPS Anpara

Cleaning of water tubes of TDBFP oil cooler installed 2x500 MW DTPS Anpara

Complete overhauling of TDBFP oil cooler installed 2x500 MW DTPS Anpara

Inspection and rectification of water tube leakages of TDBFP oil cooler installed 2x500 MW

Replacement of butt welded gate OR globe valve of LP line size 150 to 200 mm

Replacement OR servicing of main pump of LPBP HPSU make Welland Tuxhorn AG DTPS Anpara

Replacement OR servicing of oil cooler of LPBP HPSU make Welland Tuxhorn AG DTPS Anpara

Replacement OR servicing of recirculation pump of LPBP HPSU make Welland Tuxhorn AG DTPS Anpara

Replacement O Rservicing of regeneration pump of LPBP HPSU make Welland Tuxhorn AG DTPS Anpara

Replacement of TDBFP MCV OR ACV servo cylinder for 2X500 MW DTPS Anpara

Servicing of TDBFP MCV O RACV servo cylinder for 2x500 MW DTPS Anpara

Overhauling OR servicing for Trolley mounted Portable Centrifuging Machine Make Alfa Laval Model EA MAB 103

Attending leakages from stuffing box of BFPs

Inspection and Revisioning of DE water jackets of Boiler Feed Pumps

Inspection and Revisioning of NDE water jackets of Boiler Feed Pumps

Threading out of BFP Cartridge

Minor overhauling of defective BFP Cartridge assembly

Threading in spare ORrepaired BFP cartridge assembly

Dis assembly checking overhauling and rectification of defective Booster pump assembly

Overhauling of HP Bypass Valve BPV 1