Periodical maintenance & overhauling of Condensers, BFPs, HP heaters, APRDS, Deaerator, Centrifuge units of Turbine and auxiliaries of Units 5, 6, 7 & 8 PMOH-2.

Periodical maintenance & overhauling of Condensers, BFPs, HP heaters, APRDS, Deaerator, Centrifuge units of Turbine and auxiliaries of Units 5, 6, 7 & 8 PMOH-2.

Replacement of flange /bonnet gasket (including isolations) upto 100 mm

(At MS,HRH,CRH,turbine pipings, HP/LP heaters ,condensate system,TG oil system, HP/LP bypass system etc., and related works)

Replacement of flange /bonnet gasket above 100 mm to 200 mm(including isolations)

(At MS,HRH,CRH,turbine pipings, HP/LP heaters ,condensate system,TG oil system, HP/LP bypass system etc., and relate...

Replacement of flange /bonnet gasket (including isolations) above 200 mm to 450 mm

(At MS,HRH,CRH,turbine pipings, HP/LP heaters ,condensate system,TG oil system, HP/LP bypass system etc., and relate...

Replacement of gland packing of Gate/Globe Valves of size up to 300 NB

Safety valves servicing

Safety valves setting

Servicing of MO/HO high pressure valves of Valves of size up to 50 mm

Inspection/servicing of valves & NRV's: HO/MO/valve size 50 mm to 250 mm

Servicing of pneumatic control valves of size up to 100mm

Servicing of pneumatic control valves of size up to 150 mm

Servicing of pneumatic control valves of size above 150mm

Checking of the manual operation, attending minor repairs (repairs without dismantling actuator) and replacement of lubrication of MO actuators.

Attending of small welding cracks in pipes and other welding works

Replacement of bends/reducers/elbow of water & steam lines per joint, including welder below 100 mm

Replacement of bends/reducers/elbow of water & steam lines per joint, including welder above 100 mm

Repairs / replacement settings of hangers supports up to 250mm size

Providing assistance for attending of unforeseen emergency works

Replacement of LPT diaphragm lead sheet

Replacement of BFP cartridge of model FK-6D-30

Checking of motor & hydraulic coupling alignment/main pump to hydraulic coupling alignment

Booster pump to motor coupling alignment

Changing of mechanical seals: BFP booster pump DE / NDE

Changing of mechanical seals: main pump DE / NDE

Changing of 'o' ring at discharge side of BFP main pump

Changing of 'o' ring at suction side of BFP main pump

Servicing of recirculation valve of BFP

Inspection / replacement of suction & discharge side journal/ thrust bearing of BFPs.

Inspection / replacement of oil guards of r main pump/ booster pumps

Attending minor works like replacement of 'o' ring/ oil seals & etc if any

Inspection / cleaning of centrifuge bowl

Servicing of centrifuge unit

Inspection / replacement of fusible plug of hydraulic coupling

Servicing of lube oil coolers / working oil coolers /seal water coolers

Cleaning of turbine & BFP filters

HP heaters: inspection of HPH partition plate & attending defects

HP heaters: attending tube leakages of HPH

HP heaters: replacement of gasket of bottom manhole cover

COLTCS system: replacement / servicing of mech. seal

COLTCS system: replacement /servicing of ball recirculation pump

Attending condenser tube leakage and carrying out condenser tube leakage test.

Cleaning of condenser water boxes along with providing and painting with anticorrosive paint

Replacement of Zinc anodes

Condenser Tube Cleaning By water and Air.

Replacement of Expansion rubber bellow at cooling water outlet line of condenser

Hot well cleaning , inspection of steam space , Inspection of LPT last stage blades, bellows, repair to catcher plate etc., & checking of condenser support springs.

Ball collector screen cleaning of COLTCS

Cleaning / inspection and repair if any of Deaerator & FST

Overhauling of Feed water inlet/outlet/By pass valves of HP Heaters

Servicing of motorized/ hand operated valves & NRV's of sizes 250 mm & above

Servicing of Extraction block valves

Servicing of Actuators of Motor operated valves of size up to 300NB

Re routing /replacement of pipe lines, bends, reducers, valves etc of size upto 100 NB and repair work

Structural works

Overhauling of boiler feed pump up to balancing drum

Inspection/servicing of bearings, mechanical seals of BFP's of both DE & NDE

Servicing of BFP Discharge valve

Servicing of BFP Discharge NRV

Servicing of isolation valve (BFP re-circulation valve)

Servicing of seal water coolers

Overhauling of booster pump of BFP

Inspection/servicing of bearings, mechanical seals of Booster pump of both DE & NDE

Servicing of BFP suction valves.

Cleaning of BFP suction strainer

Inspection/servicing of Hydraulic (Voith) coupling

Servicing along with service personnel for the supervision of the servicing of Hydraulic Couplings of BFPs of U-5 to 8

Servicing of Turbine oil coolers

Cleaning of MOT bucket filter, Draining of MOT, and re filling

MOT bucket filter cleaning

Cleaning of COT/DOT

Cleaning of condenser tubes

Cleaning of condenser water boxes and tube plate including closing of isolation valves

Servicing of portable centrifuge

D-Meter survey of pipeline Size upto 8" (per unit of 10 RMT)

Engineering Diploma holder

Crane Operator(EOT)

Consumables ( As per annexure-A)