Breakdown Maintenance of Turbine Side Auxiliaries

Amount

Threading out of BFP cartridge.

Threading in spare/ repaired BFP cartridge assembly.

Overhauling of BFP Cartridge (FK6D30)

Servicing of NDE mechanical seals of BFP.

Servicing of DE mechanical seals of BFP.

Servicing and rectification of NDE thrust cum journal bearing of BFP.

Servicing and rectification of DE journal bearing of BFPs.

Attending leakage from stuffing box of BFPs.

Revisioning/Servicing of DE/NDE water jackets of BFPs.

Checking and adjustment of radial and axial alignment of BFP with hydraulic coupling.

Disassembling, checking, servicing and rectification of defective booster pumps assembly.

Replacement of spare/ repaired booster pumps assembly and its commissioning.

Servicing and rectification of NDE thrust cum journal bearing of booster pumps.

Servicing and rectification of DE journal bearing of booster pumps.

Servicing of NDE mechanical seals of booster pumps.

Servicing of DE mechanical seals of booster pumps.

Checking and adjustment of radial and axial alignment of booster pump with BFP motor.

Revisioning/Servicing of cam controller assembly.

Servicing and rectification of internals of hydraulic coupling their reassembly and commissioning.

Servicing of thrust bearing No.3&4 of hydraulic coupling.

Checking and adjustment of radial and axial alignment of hydraulic coupling with BFP motor.

Servicing and rectification of thrust bearing and journal bearing of condensate pumps.

Re-alignment and adjustment of condensate pump with motor.

Servicing of vacuum pump.

Servicing and rectification of fixed bearing and floating bearing of vacuum pump.

Re-alignment and adjustment of vacuum pump with motor.

Servicing of TGCCW pumps.

Servicing of BCCW pumps.

Servicing of Dewatering pumps of CL-900, 1400, 1900mm, CL-3900mm & Horizontal Dewatering Pump.

Servicing recirculation pumps of vacuum pumps.

Decoupling, coupling and alignment of TGCCW/BCCW pumps with motor.

Decoupling and alignment of recirculation pumps with motor.

Decoupling and alignment of Dewatering pumps with motor.

Removal Chocking form Suction Strainer of Dewatering pump of CL-900mm, 1400mm, 1900mm.

Removal Chocking form Suction Strainer of Dewatering pump of CL-3900mm.

Removal Chocking from Suction Strainer of Horizontal Dewatering pump.

Servicing / Revisioning of gear box of phosphate dozing pumps.

Servicing / Revisioning of gear box of hydrazine /ammonia dozing pumps.

Servicing of phosphate dozing pumps along with suction & discharge NRV of pumps body.

Servicing of hydrazine/ammonia dozing pumps along with suction & discharge NRV’s of pumps body.

Servicing of pressure relief valves of phosphate/hydrazine /ammonia dozing pumps.

Complete cleaning and removal of foreign materials from phosphate metering tank, phosphate preparation tank, hydrazine/ammonia preparation tank, metering tank and their strainers arresting any leakage from level gauge and its servicing and back washing of metering tank.

Cleaning/Flushing of pipelines of phosphate/hydrazine dozing system to remove any chocking in the system.

Revisioning of unit flash tank.

Cleaning of Hotwell of condenser.

Pit Cleaning of Dewatering pump of CL-1900mm 1400mm, 900mm.

Servicing of LP heaters.

Changing gaskets of flanges in feed line heaters and drain coolers.

Servicing & rectification of tube leakage of BFP lube/working oil coolers.

Servicing & rectification of tube leakage of turbine oil coolers.

Chemical Cleaning of PHEs

Attending of tube leakage of HP heaters No.5/6. & Replacement of Parting Plate of HP Heaters

Servicing & rectification of tube leakage of heat exchangers of vacuum pumps.

Dis-assembly of CEP and head piece assembly from canister

Placement and commissioning of spare/repaired condensate

Glands Replacement of hydraulically operated CRH NRV/ Extraction NRVs

Replacement of gland packings of HP bypass valves (BP-1 &BP-2)

Replacement of Gland Packings of HP Bypass Spray valves (BPE-1 &BPE-2)

Overhauling of Centrifuging Machine GEA make/ MAB206/ MAB103 Alfa Laval make as per scope work.

Oil Flushing of HP by pass oil system (OIL SUPPLY UNIT OV-32B) as per scope of work

Cleaning of suction strainer of BFPs/CEPs

Attending leakages of steam/Water/Oil from the pipelines

Replacement of the damaged LP diaphragms.

Cleaning of Main oil tank room and spreading fresh sand.

Overhauling of MS & HRH Strainer

Overhauling of Gland Seal Vapor Exhauster Oil Extraction Fan.

Replacement of damaged N2 gas Bladder from Accumulator of HP Bypass Oil system.

Repairing /Replacement of compensator of Hot well/ Condensate Extraction Pump.

Cleaning of C.W. Duct inside the T.G. Hall.

Checking of Thoroughness of drainpipe of Main Steam and Hot Reheat Strainer.

Repairing work of M.S. grating/ Chequered Plate.

Overhauling and servicing of hanger supports of critical pipeline and their resetting on cold set values.

Running and up keeping of portable centrifuging machine MAB 103

Overhauling and servicing of expansion joints of C.W. lines.

Overhauling and servicing of valves size up to 700NB water lines.

Overhauling and servicing of AOP /JOP /EOP of Main Oil Tank.

Overhauling and servicing of Deaerator.

Overhauling of level glasses of various equipments installed in 2x210MW

Cleaning of Condenser Pit

Cleaning of DM Make up Tank

Flood Test of Condenser and attending condenser tube leakage and various air ingresses points in vacuum system.

Replacement of high pressure/LP damaged pipelines/drain lines including T joints/bends/reducers of size :219.1x6.35 as per scope of work

Replacement of high pressure/LP damaged pipelines/ drain lines including T joints/bends/ reducers of size :60.3x5.54 as per scope of work

Replacement of high pressure/LP damaged pipelines/ drain lines including T joints/ bends/ reducers of size :33.4x4.54 as per scope of work

Spray painting various equipments/ pipelines and nomenclature of valves and equipment.

Break down Maintenance/ Overhauling of Air wash pumps.

Break down Maintenance/ Overhauling of Complete Air Blowers of 2x210 MW, PTPP, Parichha

Replacement of Bearings of Blower of air wash unit

Repairing of Air Duct of Air Wash Unit

Replacement of Fabric Expansion Joint of fan discharge of Air Wash Unit with all the necessary attachment like welding of plate/angle & drilling hole tighten with nut and bolt (Length=7.5 meter and breadth= 0.635 meter)

Cleaning of all air filters installed in two pass of both unit 3&4 of 2x210 MW, PTPP, Parichha

Servicing & Maintenance work of Air Compressor as per site Requirement including Assistance in AMC.

Painting & polishing of Inter Cooler/ After Cooler

Chemical cleaning of Intercooler, After Cooler and Oil Cooler of Air Compressor of M/s Atlas Copco Make

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