Tender For Maintenance Contract For Boiler, Turbine And Their Auxiliaries, ntecl-Tamil Nadu

Maintenance Contract For Boiler, Turbine And Their Auxiliaries => Limited 1 Attending Boiler Tube Leakage 2 Welding Of Hp Joints 3 Fin / Seal Box And Skin Casing Welding 4 Fabrication Of Hp Tube Bends 5 Goose Neck And First Pass Washing 6 Ii Pass Water Washing 7 Erection Of Half Platform At 12.5 M ( Sp ) 8 Erection Of Skyclimber 9 Shifting Of Skyclimber From One Wall 10 Skyclimber Operation 11 Skyclimber Servicing 12 Attending Cracks, Pin Holes Etc. 13 Lubrication / Freeing / Backseating Of V / Vs 14 Tightening Of Gland Packing Rings / Bonnet 15 Replacement Of Gpupto 2 Inch Valve 16 Replacement Of Gp Above 2 Inch Valve 17 Replacement Of Hp Valves ( Up To 2 Inch ) 18 Replacement Of Hp Valves ( Above 2 Inch ) 19 Servicing: Pressure Seal Typ Hp Vlv <6In 20 Servicing: Pressure Seal Typ Hp Vlv >6In 21 Servicing Of Block And Control Valve 22 Adjustment Of Spring Loaded Safety Valve 23 Servicing Of Electromatic Relief Valve 24 Manhole Gasket Repl Of Drum / Ring Header 25 Flange Gasket Replacement On Pipes 26 Retracting / Freeing Of Stuck-Up Wb / Lrsb 27 Poppet V / V, Cam, Chain Rectification In Sb 28 Poppet V / V Servicing 29 Servicing Of Soot Blower Gear Box 30 Erection Of S-Panel Bottom Scaffolding 31 Miscellaneous Platforms 32 Shielding Of Tubes 33 Replacement Of Lrsb Lance Tube 34 Pm Jobs Of Wbs / Lrsb 35 Monitoring Lrsb Operation. 36 Pm Jobs / Cleaning Of Oilguns 37 Oil Burners Maintenance / Blu Assistance 38 Servicing Of Secondary Air Damper 39 Freeing / Replacement Of Shear Pin / Pmj 40 Pm Jobs Of Pumps In Boiler And Foph 41 Pm Jobs Of Hfo / Ldo Tanks ( Per Tank ) 42 Oh / Serv / Mech.Seal Replacement Of Pumps 43 Strainer / Filter Cleaning In Foph& Boiler 44 Lp Pipe Line Replacement ( Upto 100 Nb ) 45 Lp Pipe Line Replacement ( Above 100 Nb ) 46 Alignment Checkingof Pumps 47 Supply Of Unskilled Manpower 48 Supply Of Semi-Skilled Manpower 49 Supply Of Skilled Manpower 50 Overhauling : Spring Loaded Safety Valve 51 Pressure Setting Of Wall Blowers / Lrsb 52 Replacement Of Wall Blower Sleeve 53 Peep Hole Door Rectification 54 Safety Execution-Attending Safety Points 55 Reconditioning Of Coal Nozzle 56 Reconditioning Of Coal Nozzle Tip 57 Re-Assembly Of Coal Nozzle, Tip, Sp & Dp 58 Replacement Of Split Collar 59 Stress Relieving 60 Fabrication Works 61 Painting Of Equipments / Misc. Structure 62 Pm Jobs Of Valve Station 63 Inspection Of Boiler During Shutdown 64 Pm Jobs Of Penthouse Cooling Fans 65 Attending Burner Defects 66 Pit / Sump Cleaning 67 Inspection / Lubricationof Pcp Hangers 68 Hangers Repair 69 Installation / Removal Of Valve Actuator 70 T&P Testing 71 Buck Stay Inspection 72 Miscellaneous Jobs And Material Handling 73 Removal Of Damaged Pipes & Structures 74 Maintenance Assistance For Btg + Esp 75 Ot -Maintenance Assistance For Btg + Esp 76 Pm Of Pipe Hangers 77 Videoboroscopic Inspection 78 Aluminium Cladding Sht. Removal&Refixing 79 Insulation Matress -Removal And Refixing 80 Refractory Removal / Application 81 Welding Of Hp Joints 82 Fin / Seal Box And Skin Casing Welding 83 Fabrication Of Hp Tube Bends 84 Goose Neck Water Washing 85 1St And Ii Pass Water Washing 86 Erection Ofplatform At 12.5 M, S-Panel 87 E & D Of Cuplock Scaffolding Upto 50M 88 E & D Of Cuplock Scaffolding Above 50M 89 Stress Relieving 90 Bah S-Panel Bottom Scaffolding 91 S-Panel Dead Chamber Scaffolding 92 Inspection Platforms Forrh 93 Water Wall Hanger Tubes Scaffolding 94 Ltsh Tt, Scr., Hanger Tubss. Scaffolding 95 Scw & Eco Bottom Coils Scaffolding 96 Erection Of Platform - Below Eco. Bottom 97 Miscellaneous Platforms. 98 Shielding Of Tubes 99 Lifting And Lowering Of Ltsh / Economiser 100 Casset Baffle Welding : Eco.& Ltsh Coils 101 Casset Baffle Replacement:Eco.<Sh Coil 102 Ecw / Ibd Tank Cleaningof 500Mw. 103 Welding Of Thermowell 104 Inspection And Repair Of Bah Seal Plate 105 Rectification Of Manhole Door At 55.0 M 106 Rectification Of Manhole Door At 12.5 M 107 Servicing Of Drum Internals 108 Servcing Of Bottom Ring Header Internals 109 Un Skilled Manpower 110 Replacement Of Hp Valves ( Up To 2” Size ) 111 Replacement Of Hp Valves ( Above 2” Size ) 112 Surface Preparation For Ndt 113 Windbox Exp Bellow Replacement 114 Pent House Cleaning, Goose Neck Cleaning 115 Coal Pipe / Pcp Hanger Replacement 116 Coal Pipe / Pcp Hanger Adjustment 117 Replacement Of Gland Packing Upto 2 Vlv 118 Replacement Of Gland Packing> 2” Valve 119 Valve Service:Pressure Seal Type Upto 6 120 Valve Service:Pressure Seal Type 6 To 8 121 Servicing Of Block And Control Valve 122 Servicing Of Electromatic Relief Valve 123 Overhauling Of Spring Loaded Safety Valv 124 Overhauling Of Wall Blowers / Lrsb 125 Wb / Lrsb Angle Setting&Puppet Vlv Service 126 Replacement Of Wall Blower Sleeve 127 Replacement Of Lrsb Lance Tube 128 Alignment And Cleat Welding : Sh / Rh Coil 129 Boiler Tube Thickness Measurement & Vi 130 Assistance For Rt / Paut / Corrosion Mapping 131 Hp Jet Cleaning Of 500 Mw Boiler 132 Crh / Hrh Isolator Ps Gasket Replacement 133 In Situ Repair Of Coal Nozzle And Tip 134 Re-Assembly Of Coal Nozzle With Tip 135 Coal Burner Relacement 136 Burner Overhaul Incl. Oil, Coal Burner 137 Fin Cutting In Scw Headers 138 Partial Repalacement Of Sew Bottomheader 139 Welding Of Header Joints 140 Material Supply For Air Seal Application 141 Application Of Air Seal 142 Safety Valve Setting By Trivi Method 143 Mobilization Charges For Trivi Test 144 Idle Charges For Trivi Test 145 Eco / Ltsh Coil Pulling By Inflatable Jack 146 Illumination Of Boiler 147 Preventivemaintenance Of Bowl Mills & 148 Roller Setting 149 Replacement Of Mdv , Mpo , Worn Out Vent 150 Replacement Of Mill Discharge Valve And 151 Replacement Of Venturi Collar 152 Replacement Of Mpo Or Replace / Revers 153 Replacement Of Center Feed Pipe Coupling 154 Replacement / Resetting Of Gasket Of Vic 155 Repair And Hard Facingofmpoor Mdv 156 Servicing, Repl And Setting Of Classifie 157 Replacement & Servicing Of Journal Sprin 158 Checking & Setting Spring Compression 159 Replacement Of Bull Ring Segment 160 Replacement Of Journal Assly. 161 Servicing Of Journal Assly With Journal 162 Repacement Of Upper Journal Or Lower Jou 163 Replacement Of Any One Liner J.O.F / Journ 164 Replacement Of Vanewheel Segment Assembl 165 Replacement Or Repair Of Mill Side Liner 166 Inspection Of Gear Box Assembly Internal 167 Replacement Of Gear Box Assembly 168 Replacement Of Bearings On Input Shaft O 169 Replacement Of Gearorbibbyor Disc 170 Alignment Of Mill & Motor. 171 Cleaning Andservicing Of Oil Coolers A 172 Draining Of Oil From Mill Gear Box And R 173 Servicing & Replacementof Lube Oil Pum 174 Fitment Of Coal Sampling Device Or Repl. 175 Patching Of Total Inner Cone ( Per No ) 176 Preventivemaintenance Of Gravimetric F 177 Servicing Of Bunker Discharge Coal Valve 178 Overhauling Of Hag Orcagorhador 179 Replacement Of Feeder Discharge Chute-I 180 Replacement Of Feeder Discharge Chute –I 181 Internal Inspection Of Mill 182 Replacement And Servicing Of Take Up Pul 183 Replacement Of Belt 184 Replacement Of Take Up Screw And Screw H 185 Replacement & Servicing Of Inlet Span Ro 186 Replacement And Servicing Of Tension Rol 187 Replacement Of Beltdrive Reducer . 188 Servicing Of Beltdrive Reducer 189 Replacement Of Clean Out Conveyor Drive 190 Servicing Of Clean Out Conveyor Drive Re 191 Replacement And Servicing Of Cochead P 192 Overhauling Of Gravimetric Feeder Or Ove 193 Patch Work ( Size 300 X300 ) With Aproach 194 Coal Pipe Patch Work ( Per Patch ) Without 195 Removal Of Choking From Coal Pipe 196 Replacement Of Coal Pipe Bends ( Less Tha 197 Replacement Of Coal Pipe Bends ( Greater 198 Replacement Of Coal Pipe Or Centre Feed 199 Removal Of Choking Frombunker 200 General Maintenance Of Hoist & Lt Under 201 General Maintenance Of Short Travel Unde 202 Adjustment / Replacement Of Brakes Of Long 203 Repairof Hoist Carriages / Repair Of Dis 204 General Maintenance Of Mill Reject Compr 205 Replacement Of Feeder Main Motor With Or 206 Assistance In Miscellaneous Jobs 207 Replacement Of Aph Main Drive Over Runni 208 Repair / Replacement Ofbracing 209 Patching Of Mill Separator Body ( From In 210 Welding Of Jobsas Per Direction Of Eic 211 Cutting Of Jobsas Per Direction Of Eic 212 Minor Maintenance Jobs In Mills , Fans An 213 Assist In Light Up Activities 214 Id Fan Coupling / Motor Alignment 215 Valve / Flange Replt.Uptoor Equal To 4 216 Valve / Flange Replt. Above 4 Size 217 Alignment Of Pa Or Fd Fan / Motor 218 Arresting Of Fd Or Pa Lub Oil Lkg. ( Insid 219 Overhaulingof Seal Or Scanner Fans 220 Attending Of Servomotor Assembly Control 221 Replacement Of Rotor Assembly In Fd Or P 222 Inspection Of Pa Or Fdor Id Fan Intern 223 Replt. Of Guide Brg Of Paphor Saph 224 Replacement Of Aph Main Gear Box 225 Alignment Of Main Drive Of Aph 226 Internal Insp. Of Saph Or Paph 227 Replmt. Of Gland Rope At G / Brg 228 Assisting Opportunity Washing Of Aph 229 Servicing Of Pa Or Fd Blade Brg.Assly 230 Servicing Of Pa Or Fd Fan Servomotor 231 Servicing Of Pa Or Fd Main Rotor Shaft B 232 Replacement And Servicing Of Lub Oil P 233 Replacement Andservicing Of Air Motor 234 Replacementand Servicing Of Fluid Coup 235 Replacement And Servicing Of Damper Or G 236 Inspectionof Bearing ( Deornde ) Of 237 Cleaning, Inspection And Ndt Of Critical 238 Filter Cleaning ( Oil / Air / Water ) 239 Silencer Cleaning Of Paor Fd Fan 240 On-Linechokage Removal Fromcoal Pipe 241 Removal Of Foreign Material Or Choakage 242 Shearpin Replacementor Adjustment Of B 243 Attendingleakages Of Steam Or Air Or 244 Cleaning Of Oil Centrifuge / Mobile Centr 245 Special Assistance In Shifting / Running 246 Gen.Mtc.Offd / Pa / Id / Aph Lops 247 Gen Maintenance Of Seal Air Fan 248 Lub Oil Top Up Equipment 249 Aph Soot Blower Servicing 250 Replacement Of Non-Metallic Expansion Jo 251 Preventivemaintenance Of Air Motor 252 Servicing Of Support Bearing Of Paph Or 253 Inspection Ofsupport Bearing 254 Inspection Of Guide Bearing 255 Arresting Coal Leakages From Coal Pipe 256 Preventivemaintenance Of Aph Soot Bl 257 Attending Misc.Activities In Shift 258 Replacement Of Pipe Lines 259 Preservation Of Serviced Pa Or Fd Fan Ro 260 Hard Facing Works 261 Aph Guide Trunnion Repair / Replacement 262 Replacementofoilfromoil Fromsu 263 Fabrication And Erection Of Steel Struct 264 Removal Ofdamaged Steel Structures 265 Hydra Operation 266 Truck Operation 267 Hydra / Truct Operation Ot Hours 268 Painting Works 269 Deploy Of14 / 12T Hydra / Crane With Driver 270 Deployment Oftruck / Trailer With Driver 271 Cleaning & Inspection Activities 272 Servicing Of Guide Bearing 273 Servicingof Support Bearing 274 Air Seal Housing Works 275 Lub Oil System Servicing 276 Drive Gear Box & Pin Rack Works 277 Static Seal & Rotor Post Seal Works 278 T-Bar Rotor Angle Repa ( 1 Ut=1 He Or Ce ) 279 Rotor Repair Works 280 Repairhecentre Section &Axial Seal Plate 281 Radial Sector Plate Levelling 282 Axial Sealsetting And Replacement 283 Radial Seal Setting And Replacement 284 Bypass Sealsetting And Replacement 285 S / Ing , Repair, Cleaning Aphwash &Fireline 286 Manhole Door Repairs 287 Tabs Welding ( 1 Unit = 12 Nos ) 288 Replseal B / T Axial Seal Pl & Sec. Plate 289 Repair Of Sector Plate ( Per He Or Ce ) 290 Rep Of Sector Plate ( 1No.=Lhsorrhs ) 291 Rep Of Hot End / Hot Intermediat Baskets 292 Replacement Of Cold Endbaskets 293 Trial Run & Associated Activites 294 Assistanceduring Hot Washing Of Aph 295 Arrangement & Fixing Of T&P Inside Aph 296 Cleaning Of Primary Aphbaskets 297 Cleaning Of Secondary Aphbaskets 298 Air Reciever Tank Works Ofaph ( 1Ut=4Art ) 299 Repair / Replacement Of Aph Bracing 300 Aph S / Blower Servising Including Gb 301 Overhauling Of Id Fan 302 Inspection Of Bearing ( Deornde ) 303 Cleaning, Inspection & Servicing Of Fd / Pa 304 Silencer Cleaning Of Fd / Pa Fan 305 Scaph Cleaning In Fd / Pa Fan 306 Lub Oil System Servicing Of Id / Fd / Pa Fan 307 Alignment Of Fd / Pa Fan Motor With Fan 308 Overhauling Of Seal Air Fans 309 Overhauling Of Scanner Air Fans 310 Fd / Pa Fan Rotor Replacement 311 Cold End Grating Replacement 312 Ducts Internal Inspection And Cleaning 313 Repair / Replace Of Duct Support Bracings 314 Repair / Replacement Of Beams / Structures 315 Replac Eroded Gsst Plate In Air / Gas Duct 316 Welding Of Protection Angles On Duct Bra 317 Welding Of Duct Joints 318 Repair Of Ducts 319 Replace Of Protn Plates On Expans Bellow 320 Servicing Of Gates 321 Removal Of Scrap Angles 322 Replace Of Non Metallic Expansion Joint 323 Erection Of Metallic Expansion Joints 324 Cleaning The Boiler Ducts Outer Area 325 Hot Air Dampers & Cold Air Dampers 326 Scaph Dampers 327 Dampers In Air Heaters Outlet & Fg Path 328 Pm Of Phosphate / Ammonia / Hydrazine 329 Pm Mot / Tdbfp / Portable Oil Centrifuge. 330 Pm Of Turbine Main Oil Tank. 331 Pm Of Tdbfp Lube Oil Tank 332 Pm Of Tdbfp & Governing System 333 Pm Of Turbine Hpcv & Ipcv Control Rack. 334 Pm Of Turbine Gov & Protection Rack. 335 Pm Of Lp Bypass Oil Supply Unit. 336 Pm Of Seal Oil System 337 Pm Of Debris Filter System 338 Pm Of Scs System 339 Pm Of Control Fluid Regnen System & Tank 340 Pm Of Mdbfp – Hydro Coupling. 341 Pm Of Gsc / Cpu Blower 342 Pm Of Main Turbine Pedestals 343 Pm Of Portable Filtration Cft / Mot / Tdbfp 344 Pm Of Ecw / Acw Pump ( 4Week ) 345 Pm Of Ecw / Acw Pump. 346 Pm Of Condenser Vacuum Pump. 347 Pm Of Tdbfp Lub Oil Aop / Eop / Jop / Top 348 Pm Of Md / Tdbfp.Seal Mag Filter ( Bp&Bfp ) 349 Pm Of Condensate Extraction Pump. 350 Pm Gen Seal Oil Ac Pp, Dc Pp, H2 Pp, Filter 351 Sump Pump / Submersible Pump. 352 Pm Of Turbine Jacking Oil Filters. 353 Pm Of Primary Water / Colts P / P. 354 Pm Of Steam Traps Of Ht / Lt Aux Steam 355 Gland Steam Vapour Exhauster Fan 356 Pm Of Leakage Oil Pump & Oil Tank. 357 Pm Of Dirty Oil Pump & Clean Oil Pump 358 Pm Of Phosphate / Ammonia / Hydrazine 359 Pm Of Turbine Control Fluid Regen System 360 Pm Of Condensate Extraction Pump 361 Dmcw / Acw / Vac / Bfp Eop / Aop Decouple / Couple 362 Ecw / Acw / Vac / Tdbfp Aop / Eop Pp Alignment 363 Acw / Dmcw Pump De Bearing Replacement 364 Acw / Ecw Pump Nde Bearing Replacement 365 Dmcw / Acw / Coltcs Pp Mech Seal De / Nde Repl 366 Overhauling Of Ecw ( Sg / Tg ) / Acw Pumps: 367 Oh Cond Ball Recirc / Acw Scs Flush Pump 368 Scs / Df Gear Motor Drive Inspection 369 Scs / Debris Filtr Flush Line Choke Remove 370 Servicing And Cleaning Of Acw Scs / Df 371 Cleaning Of Plate Heat Exchanger. 372 Fltr Clean So / Pw Fine Flt Replace / Hc / Jop 373 Tdbfp Lo Filter Cartridgeclean / Replace 374 Mdbfp / So Fltr Change Over V / V Servicing 375 Bfp / Mot / Cft Clr / Cf 32 Bar Flto Vv Ser 376 Tank Top Clean Cf / Mot / Bfp / Clean / Dirty / Hc 377 Oil Topup Mot / Cf / Hc / Tdbfp / Seal ( 1Drum ) 378 Mot / Tdbfp / Porta Centrifuge Bowl Cleaning 379 Centrifuge Brakedrum Replacement / Gb Insp 380 Tdbfp Centrifuge Belt Replacement 381 Centifuge Oil Seal&Coupling Replacement 382 Portable Centrifuge Shifting ( O T0 8.5M ) 383 Centrifuge I / L / Vac Sep Tank Filter Clean 384 Centrifuge Oh Mot / Tdbfp 385 Tdbfp Aopmech Seal Servicing / Replacement 386 Oh Sealoil / Tdbfp Eop / Pw / Clean&Dirtoil Pp 387 Adjust Prv Tdbfp Aop & Jop / Tg Jop / Hpbp 388 Servicing Prv / Tdbfp Aop&Jop / Tg Jop / Hpbp 389 Servicinggs / Seal Oil / Mot / Tdbfp / Cft-Vef 390 Oil Filtration Unit Cleaning & Servicing 391 Hydraulic Accumalator Bladder Replacment 392 Tdbfp Cv Servomotor Servicing 393 Cleaning Tdbfp Cv Pilot Valve Servicing. 394 Tdbfp / Tg Os Fly Bolt Servicing 395 Centrifuge Clutch&Friction Pad Replacent 396 Tdbfp Jop / Cf Rc / Lkg / Vac / Top Pump Oh. 397 Tdbfp Gov / Cf Filter Cleaning 398 Servicingtdbfp I / Hc / Reset Device / Otd Etc 399 Check Tdbfp Gov Char ( Pilot V / V Serv Inc ) 400 Top Cover Lift Rtd / C&I Replacement-Bfp 401 Ins / Replacede / Nde& Hrust Brg Of Bp 402 Ins / Replace De / Nde&Thrust Brg Bfp / Tur / Gb 403 Ins / Replace De / Nde Mech Seal Of B.F.P. 404 Ins / Replace De / Nde Mech Seal Bp ( Bfp ) 405 Coupling And Decoupling Bfp / Cep / Tdbfp / Gb 406 Alignbp–Gb / Mtr / Mp–Tur / Hc / Gb–Tur / Hc– Mtr 407 Bfp / Bp Mech Seal Filter Clean ( 1Pump Set ) 408 Cep / Bfp / Bp Suction Strainer Cleaning 409 Tdbfp Turbine Diaphram Replacement. 410 Overhauling Of Bfp Booster Pump. 411 Overhauling Of Tdbfp Drive Gear Box . 412 Bfp Cartridge Replacement 413 Centering Tdbfpturbine-Front And Rear 414 Hotwell Cleaning 415 Cpu Blower Overhauling 416 Cpu Belt Replacement 417 Inspection / Replacementcep Mech Seal 418 Insp / Replace Journal&Thrust Bearing-Cep 419 Cep Thrust Brg Oilflushing&Replacement 420 Overhauling Of Cep 421 Mot / Cf Basket / Bfp Aop / Eop Strainer Clean 422 Tg Lub Oil Filter ( Set ) Clean / Replace 423 Clean&Servicing Cf Plate Filters Tg Gov 424 Cf Reg Sys FullerS Earth Replacement. 425 Cf Reg Sys Pre&After Filter Crtd Replace 426 Cf P / Ptop Bearing Replacement In–Situ 427 Tg Aop / Jop / Eop / Cf P / P Couplinginsp 428 Ohcf / Aop / Eop / Jop Tg / Tdbfp Aop P / Ps 429 Tg Brg Pedestal Cover Opening&Inspection 430 Turbine Rotor Lift Checking And Setting. 431 Hyd Accumalator Pr Check&N2 Filling 432 Main Turbine Hpcv & Ipcv Pilot Cleaning 433 Check Tg Gov Char ( Pilot V / V Service Inc 434 Test V / V Asy / Mtv / Co V / V / Sd&Sg Service 435 Ehc / Hc / Vac Td / Nrv Slidev / Vasy&Tv Service 436 Servicing Of Fc Nrv Actuator. 437 Lp Turbine Diaphragm Replacement 438 Tg Hpcv Dummy Flange Opening / Box Up. 439 Sludge Disposal Dirty Oil / Sludge Tank 440 P / P Align ( Pw, Sop, Bfp-Jop, Colts, Flush P / P 441 Lp P / P Coupling And Decoupling. 442 Pw Reg Sys Resin Replace / Filter Clean 443 Condenser Tube Leakage Detection 444 Condenser Vacuum Pump Phe Cleaning 445 Mech Seal / Brg De-Nde Replace Vacuum Pump 446 Overhauling Of Condenser Vacuum Pump. 447 Colts Ball Feeding. ( Bothpasses ) 448 Condenser Pit Dewatering P / P Installa 449 Levelgauge Cleaning. 450 Dozing Pump Plunger - Gland Replacement. 451 Dozing Pump Prv Servicing / Setting 452 Dozing P / P Stroke Len Adjust&Gb Service 453 Dosing Sys Tank Insp, Agitator Servicing 454 Hp / Lp Bp Osu P / P Coupling Ins / Replace 455 Hpbp Osu Internal Insp / Rectification 456 Replace Gland Packingof Valve < 100 Nb 457 Replace Gland Packing- V / V>100Nb 458 Replace Gland Packing- V / V>300Nb 459 Replace-Flange Gasket <100Nb Pipe Size. 460 Replace-Flange Gasket>100 Nb 461 Replace-Flange Gasket>200Nb 462 Mech Jamming Removal <100 Nb Valve. 463 Mech Jamming Removal>100 Nb 464 Couple / Decouple Or Stroke Adjust- Cv 465 Replace-Bonnet Gasket Lp&Hp V / V<100 Nb 466 Rpl-Bonnet Gasketlp&Hp V / V>100Nb 467 Rpl-Bonnet Gasketlp&Hp V / V>200Nb 468 Safety Relief V / V Pr Adjust / Pr Setting. 469 Servicing Safety Relief Valve ( < 100 Nb ) 470 Servicing Safety Valve > 100Nb. 471 Servicing Of Condenser Air Release V / V 472 Servicing Of Valve <50 Nb. 473 Servicing Of Valve > 50 Nb 474 Servicing Of Valve > 100 Nb 475 Servicing Of Valve >200 Nb 476 Servicing Of Valve >500 Nb. 477 Replacement Of Valveby Welding <50 Nb 478 Replace-V / V By Welding > 50 Nb 479 Servicing Ofnrv Up To 50 Nb. 480 Servicing Of Nrv >50 Nb 481 Servicing Of Nrv > 200 Nb 482 Repair Of Hanger Support. 483 Repair Ofwelding Lkg-Lp / Hp Pipe Line. 484 Patch Welding To Attend Lkg ( <100 Sqmm ) 485 Lkg Arrest-Sea Water Pipeline-Plug / Clamp 486 View Glass Lkg-Hph / Lph / Centifuge 487 Material Issue-Central Store-Tmd Site 488 Working Platform-Inter / Intra Dept Works 489 Clean&Ins-Condenser Waterbox ( Per Pass ) 490 Clean&Ins-Condenser O / L Screen ( Per Pass ) 491 Bfvgb Servicing 492 Bfv Gearbox Servicing>250Nb 493 Bfv Gb Servicing -1600 Nb / 2200 Nb 494 Attend Resin Leakage In Cpu Vessel. 495 Hph / Lph Tube Lkg Detection & Inspection 496 Fixing-Dozing Sys Mixing Tank Agitator 497 Cpu Resin Trap Inspection. 498 Hpbp / Lpbp Servomotor Replace& Service 499 Hpbp / Lpbp Servomotor Replacement Alone 500 Lay-Pipeline Per Inchdia Per Mtr Length 501 Welding Of Hp Joints 502 Welding Of Hp Valve Upto 2 Size 503 Welding Of Hp Valve > 2 Size 504 Stress Relieving ( Pre & Post Heating ) 505 Routine Checks Of Critical Equipments 506 Start Up / Shut Down Works 507 House Keeping 508 Misc Fabrication Works 509 Painting Of Equipment And Pipe Line 510 Supply Of Mwf / Skilled Fitter / Hp Welder 511 Supply Of Rigger ( Semi Skilled Fitter ) 512 Supply Of Helper 513 Supply Of Eot Crane Operator 514 Pm Of Iac / Pac 515 4000 Hrs Service Kit Repl For Iac / Pac 516 8000 Hr Service For Iac / Pac. 517 16000 Hrs. Service For Iac / Pac. 518 8000 Hr Service For Compressor Driers. 519 Overhauling Of Iac & Pac 520 Overhauling Of Compressor Drier 521 Overhauling Of Compressor Drier Gearbox 522 Replacement Of Hp / Lp Element Of Iac&Pac 523 De-Scaling Of Int-Clr / Aft-Clr / Oil He 524 Regeneration Cooler Kit Replacement 525 Compressor Air Suction Filters Cleaning. 526 Compensator Replacement 527 Compressor Coupling Element Replacement 528 Oil Cooler Flushing 529 Deployment Of 14T / 12 Thydra / Crane 530 Deployment Of Truck / Trailer 531 Doorseal Replace, Gb Service:300Nb-700Nb 532 Doorseal Replace Gb Service:800Nb-2200Nb 533 Hph / Lph Waterbox Internal Ins- Repair 534 Mot / Tdbfp / Cf / Copu-Tank Oil Drain&Clean 535 Condenser Jacking & Flood Test 536 Flash Tanks Inspection And Cleaning 537 Deaerator & Fst-Cleaning And Inspection. 538 Cond Steam Space Inspect&Debris Removal 539 Cooler Clean ( Tdbfp / Seal Oil / Pw / Mdbfp ) 540 Mot Cooler Cleaning 541 Cw Duct ( Per Pass ) Cleaning 542 Laying Of New Pipe Line 543 Replace / Reorient / Fix-New V / V:100-300 Nb 544 Acw Line Spools Removal:Repair&Ins&Pu 545 Mot / Cft / Bfp / Copu-Grill Remove:Cleaning 546 Tg Lu Oil Canal Pipeline Insp&Rectify 547 Ndt Test:Pipelines / Joints ( Dpt, Matl Test ) 548 Hanger Inspect&Clean &Cold / Hot Reading 549 Manpower Sply Misc Wrks ( Unanticipated ) 550 Condenser Tube Cleaning By Hydro Jetting 551 Holiday Testing Of Condenser Water Boxes 552 Re Lining Of Damaged Fre Lining 553 Appln Of Epoxy Resin With Hardener 554 Servicing Of Angle Drain Valve, 50 / 65 555 Servicing Of Angle Drain Valve, 25 / 40 556 Refurb Of Hp Angle Drain Valve, 50 / 65 557 Serv Of Gate & Globe V / V, 14, Cl2500 558 Serv Of Gate & Globe V / V, 16, Cl 150 559 Serv Of Gate & Globe V / V, 10, Cl 300 560 Serv Of Gate / Globe V / V, 40-65, Cl2500 561 Refurb Of Of Gate / Globe V / V, 14, Cl2500 562 Serv Of Non Return V / V / Disc, 6, Cl2500 563 Serv Of Non Return V / V / Disc, 3, Cl2500 564 Servicing Of Bfp Rc Valve, 8, Cl2500 565 Serv Of Hpbp ( Ars 140A ) Valve Bp1, Bp2 566 Serv Of Hpbp ( E45s ) Valve Bpe1, Bpe2, Bd 567 Cs Pipe Dismantling 568 Cs Pipe Erection 569 Structural Support Fabrication&Erection 570 Cs Pipe Fabrication And Welding 571 Operational Services 572 Pm Of Vam 573 Pm Of Screw Chiller 574 Pm Of Hvac Pump 575 Pm Of Ahu 576 Pm Of Idct Cooling Tower 577 Pm Of Packaged Ac 578 Pm Of Scroll Dx Chiller Upto 42 Tr 579 Overhauling Of 300 Tr Screw Chiller 580 Overhauling Of Pump 581 Overhauling Of Vam 582 Overhauling Of Cooling Tower 583 Vam Major Breakdown Work 584 Screw Chiller Major Breakdown 585 Heat Exchanger Tube Cleaning 586 Minor Breakdownof Vam 587 Oil / Refrigerant Replacement 588 Refrigerant Topupvam / Chiiler 589 Major Breakdown Of Pump 590 Minor Breakdown Of Pump 591 Alignment Of Pump Drive 592 Alignment Of Belt Drive 593 Repair Of Ahu / Pump / Ct Base Frame 594 Service Of Ct Gear Box 595 Descaling Of Ahu Cooling Coil 596 Coupling / Decouping Of Drive 597 Replacement Of Belt / Bush 598 Service Of Damper 599 Cleaning Of Diffuser / Grill 600 Replacement Of Ahu Pre / Fine / Hepa Fil 601 Cleaning Of Ahu Filter Using Water / Air 602 Ct Basin Leakage Arresting Using Sealant 603 Attending Pipe Leakage By Patch Weld / Cla 604 Attending Pipe Leakage By Plug 605 Internal Servicing Of Valve Upto 250 Nb 606 Internal Servicing Of Valve250to600 Nb 607 External Servicing Of Valve 608 Major Breakdown Of Packaged / Ductable Ac 609 Minor Breakdown Of Packaged / Ductable Ac 610 Rewinding Of Motor Up To 2.5 Kw 611 Painting 612 Structural Fabrication And Erection 613 Replacement Ofpipe 614 Supply, Fab & Instl Of Gi Duct 18 Gauge 615 Supply, Fab & Instlof Gi Duct 22 Gauge 616 Supply &Installation Of Duct Insulation 617 Supply& Installation Of Pipe Insulation 618 Pm Of Air Washer Tank 619 Pm Of Air Washer Fan 620 Pm Of Air Washer Pump. 621 Service Of Damper / Grills 622 Fan Belt / Coupling Bush Replace / Alignment 623 Minor Maintenance Of Air Washer 624 Overhauling Of Air Washer Tank 625 Overhauling Of Air Washer Fan 626 Overhauling Of Air Washer Pump 627 Supply Of Refrigerant- R134a 628 Supply Of Refrigerant- R22 629 Supply Of Refrigerant- R407 630 Supply Of Nitrogen Gas. 631 Deployment Of Skilled Workers 632 Deployment Of Semi-Skilled Workers 633 Deployment Of Un Skilled Workers 634 Esp Rap. Shaft Pl. Bearing Assembly Repl 635 Repair / Repl. Of Esp Rapping Hammer Inner 636 Fields Rectification For Under Volatge 637 Repl. Of Wornout Shock-Pads In Esp Shock 638 Esp Col. Electrode / Shock Bar Guide / Shock 639 Repair / Replacement Of Esp Rapping Shaf 640 Repair / Repsng Of V / Shaft Bearings Of Emi 641 Repl. / Repair Of Pin Wheel 642 Serv. Of The G / Box Of Esp Rap. Mechanis 643 Repl. Of G / Box Of Esp Rap. Mechanism 644 Repl. Of Esp Emitter Frame Support Ins 645 Pm Jobs Of Cerm / Eerm / Gdrm 646 Esp Field Cleaning 647 Inspection Of Fields And Re Inspection 648 Rectification Of Field Gauging Ofce / Ee 649 Cerm Shaft Alignment Checking 650 Eerm Shaft Alignment Checking 651 Insp Of Emiiting Frame / Support Insulator 652 Alignment Of Emit Frame And Supp Insul 653 Replacement Of Support / Shaft Insulators 654 Insp & Replacement Of Diffuser Plates 655 Reinforcement Weldingof Hoppers, Funne 656 Identifcation Of Air Ingress And Attendi 657 Test Chaging Of Fields And Ensuring The

Sr No	CorrigendumDate	Corrignedum	CorrigendumType	NewSubmissionDate
1	04-May-2023	Bid Auto Extn Corrigendum	Bid Auto Extn Corrigendum	08-05-2023

Refer document

INR 5000000.0 /-

Refer document

Name of Work: Maintenance contract for Boiler, Turbine and their Aixiliaries

Sl. No.	Item Description
1	Attending boiler Tube Leakage
2	Welding of HP Joints
3	Fin / Seal Box And Skin Casing Welding
4	Fabrication of HP Tube Bends
5	Goose Neck and First Pass Washing
6	II Pass Water Washing
7	Erection of half Platform at 12.5 M (SP)
8	Erection of Skyclimber
9	Shifting of Skyclimber from one wall
10	Skyclimber Operation
11	Skyclimber Servicing
12	Attending cracks,pin holes etc.
13	Lubrication/ freeing/Backseating of v/vs
14	Tightening of Gland Packing rings/bonnet
15	Replacement of GPupto 2 inch valve
16	Replacement of GP above 2 inch valve
17	Replacement of HP Valves (up to 2 Inch)
18	Replacement of HP Valves (above 2 inch)
19	Servicing: Pressure Seal typ HP Vlv <6in
20	Servicing: Pressure Seal typ HP Vlv >6in
21	Servicing of Block and Control Valve
22	Adjustment of Spring loaded safety Valve
23	Servicing of Electromatic Relief Valve
24	Manhole Gasket repl of drum/ring header
25	Flange Gasket Replacement on Pipes
26	Retracting / Freeing of Stuck-Up WB/LRSB
27	Poppet v/v,cam,chain rectification in SB
28	Poppet v/v servicing
29	Servicing of soot blower gear box
30	Erection of S-Panel Bottom scaffolding
31	Miscellaneous platforms
32	Shielding Of Tubes
33	Replacement of LRSB Lance tube
34	PM Jobs of WBs/LRSB
35	Monitoring LRSB operation.
36	PM Jobs / Cleaning of Oilguns
37	Oil Burners maintenance / BLU Assistance
38	Servicing of Secondary Air Damper
39	Freeing / Replacement of shear pin/ PMJ
40	PM Jobs of Pumps in Boiler and FOPH
41	PM JOBS OF HFO / LDO TANKS (per tank)
42	OH/ Serv/ Mech.Seal replacement of pumps
43	Strainer/Filter cleaning in FOPH& Boiler
44	LP Pipe line replacement (upto 100 nb)
45	LP Pipe line replacement (above 100 nb)
46	Alignment checkingof pumps
47	Supply of Unskilled manpower
48	Supply of Semi-skilled manpower
49	Supply of Skilled manpower
50	Overhauling : Spring loaded Safety valve
51	Pressure Setting of Wall Blowers /LRSB
52	Replacement of Wall Blower Sleeve
53	Peep Hole Door Rectification
54	Safety Execution-Attending Safety points
55	Reconditioning of coal nozzle
56	Reconditioning of coal nozzle tip
57	Re-assembly of coal nozzle,tip,SP & DP
58	Replacement of Split collar
59	Stress Relieving
60	Fabrication works
61	Painting of Equipments / misc. structure
62	PM jobs of valve station
63	Inspection of boiler during shutdown
64	PM Jobs of Penthouse cooling fans
65	Attending burner defects
66	Pit / Sump cleaning
67	Inspection / Lubricationof PCP Hangers
68	Hangers Repair
69	Installation / Removal of Valve Actuator
70	T&P Testing
71	Buck stay inspection
72	Miscellaneous jobs and material handling
73	Removal of damaged pipes & Structures
74	Maintenance Assistance for BTG + ESP
75	OT -Maintenance Assistance for BTG + ESP
76	PM of Pipe Hangers
77	Videoboroscopic Inspection
78	Aluminium cladding sht. Removal&Refixing
79	Insulation Matress -Removal and Refixing
80	Refractory Removal / Application
81	Welding of HP Joints
82	Fin / Seal Box And Skin Casing Welding
83	Fabrication of HP Tube Bends
84	Goose neck water washing
85	1st and II Pass Water Washing
86	Erection ofPlatform at 12.5 M, S-Panel
87	E & D of Cuplock scaffolding upto 50m
88	E & D of Cuplock scaffolding above 50m
89	Stress Relieving
90	BAH S-Panel Bottom scaffolding
91	S-panel dead chamber scaffolding
92	Inspection platforms forRH
93	Water Wall Hanger Tubes scaffolding
94	LTSH TT, Scr., Hanger Tubss. Scaffolding
95	SCW & Eco bottom Coils scaffolding
96	Erection of Platform - Below Eco. bottom
97	Miscellaneous platforms.
98	Shielding Of Tubes
99	Lifting and lowering of LTSH /Economiser
100	CASSET BAFFLE WELDING : Eco.& LTSH Coils
101	CASSET BAFFLE Replacement:Eco.<SH Coil
102	ECW / IBD tank cleaningof 500MW.
103	Welding of thermowell
104	Inspection and repair of BAH seal plate
105	Rectification of Manhole Door At 55.0 M
106	Rectification of Manhole Door At 12.5 M
107	Servicing of drum internals
108	Servcing of Bottom Ring header internals
109	Un Skilled Manpower
110	Replacement of HP Valves (up to 2” Size)
111	Replacement of HP Valves (above 2” Size)
112	Surface Preparation for NDT
113	WindBox Exp Bellow replacement
114	Pent house cleaning, goose neck cleaning
115	Coal pipe / PCP hanger replacement
116	coal pipe / PCP hanger adjustment
117	Replacement of Gland Packing upto 2" Vlv
118	Replacement of Gland packing> 2” Valve
119	Valve Service:Pressure Seal type upto 6"
120	Valve Service:Pressure Seal type 6 to 8"
121	Servicing of Block and Control Valve
122	Servicing of Electromatic Relief Valve
123	Overhauling of Spring loaded Safety valv
124	Overhauling of wall blowers / LRSB
125	WB/LRSB angle setting&Puppet Vlv Service
126	Replacement of Wall Blower Sleeve
127	Replacement of LRSB Lance tube
128	Alignment and cleat welding : SH/RH Coil
129	Boiler Tube thickness measurement & VI
130	Assistance for RT/PAUT/Corrosion Mapping
131	HP Jet Cleaning of 500 MW Boiler
132	CRH/HRH Isolator PS Gasket Replacement
133	In situ Repair of Coal Nozzle and Tip
134	Re-Assembly of Coal nozzle with tip
135	Coal Burner Relacement
136	Burner Overhaul Incl. Oil, Coal burner
137	Fin cutting in SCW Headers
138	Partial repalacement of SEW BottomHeader
139	WELDING OF HEADER JOINTS
140	Material Supply for Air Seal Application
141	Application of Air Seal
142	Safety valve setting by TRIVI method
143	Mobilization charges For TRIVI Test
144	Idle charges For TRIVI Test
145	Eco/LTSH Coil Pulling by Inflatable jack
146	Illumination of Boiler
147	PREVENTIVEMAINTENANCE OF BOWL MILLS &
148	ROLLER SETTING
149	REPLACEMENT OF MDV , MPO , WORN OUT VENT
150	REPLACEMENT OF MILL DISCHARGE VALVE AND
151	REPLACEMENT OF VENTURI COLLAR
152	REPLACEMENT OF MPO OR REPLACE / REVERS
153	REPLACEMENT OF CENTER FEED PIPE COUPLING
154	REPLACEMENT / RESETTING OF GASKET OF VIC
155	REPAIR AND HARD FACINGOFMPOOR MDV
156	SERVICING, REPL AND SETTING OF CLASSIFIE
157	REPLACEMENT & SERVICING OF JOURNAL SPRIN
158	CHECKING & SETTING SPRING COMPRESSION
159	REPLACEMENT OF BULL RING SEGMENT
160	REPLACEMENT OF JOURNAL ASSLY.
161	SERVICING OF JOURNAL ASSLY WITH JOURNAL
162	REPACEMENT OF UPPER JOURNAL OR LOWER JOU
163	REPLACEMENT OF ANY ONE LINER J.O.F/JOURN
164	REPLACEMENT OF VANEWHEEL SEGMENT ASSEMBL
165	REPLACEMENT OR REPAIR OF MILL SIDE LINER
166	INSPECTION OF GEAR BOX ASSEMBLY INTERNAL
167	REPLACEMENT OF GEAR BOX ASSEMBLY
168	REPLACEMENT OF BEARINGS ON INPUT SHAFT O
169	REPLACEMENT OF GEARORBIBBYOR DISC
170	ALIGNMENT OF MILL & MOTOR.
171	CLEANING ANDSERVICING OF OIL COOLERS A
172	DRAINING OF OIL FROM MILL GEAR BOX AND R
173	SERVICING & REPLACEMENTOF LUBE OIL PUM
174	FITMENT OF COAL SAMPLING DEVICE or REPL.
175	PATCHING OF TOTAL INNER CONE (PER NO)
176	PREVENTIVEMAINTENANCE OF GRAVIMETRIC F
177	SERVICING OF BUNKER DISCHARGE COAL VALVE
178	OVERHAULING OF HAG ORCAGORHADOR
179	REPLACEMENT OF FEEDER DISCHARGE CHUTE-I
180	REPLACEMENT OF FEEDER DISCHARGE CHUTE –I
181	INTERNAL INSPECTION OF MILL
182	REPLACEMENT AND SERVICING OF TAKE UP PUL
183	REPLACEMENT OF BELT
184	REPLACEMENT OF TAKE UP SCREW AND SCREW H
185	REPLACEMENT & SERVICING OF INLET SPAN RO
186	REPLACEMENT AND SERVICING OF TENSION ROL
187	REPLACEMENT OF BELTDRIVE REDUCER .
188	SERVICING OF BELTDRIVE REDUCER
189	REPLACEMENT OF CLEAN OUT CONVEYOR DRIVE
190	SERVICING OF CLEAN OUT CONVEYOR DRIVE RE
191	REPLACEMENT AND SERVICING OF COCHEAD P
192	OVERHAULING OF GRAVIMETRIC FEEDER OR OVE
193	PATCH WORK (SIZE 300 x300) WITH APROACH
194	COAL PIPE PATCH WORK (PER PATCH) WITHOUT
195	REMOVAL OF CHOKING FROM COAL PIPE
196	REPLACEMENT OF COAL PIPE BENDS (LESS THA
197	REPLACEMENT OF COAL PIPE BENDS (GREATER
198	REPLACEMENT OF COAL PIPE OR CENTRE FEED
199	REMOVAL OF CHOKING FROMBUNKER
200	GENERAL MAINTENANCE OF HOIST & LT UNDER
201	GENERAL MAINTENANCE OF SHORT TRAVEL UNDE
202	ADJUSTMENT/REPLACEMENT OF BRAKES OF LONG
203	REPAIROF HOIST CARRIAGES/REPAIR OF DIS
204	GENERAL MAINTENANCE OF MILL REJECT COMPR
205	REPLACEMENT OF FEEDER MAIN MOTOR WITH OR
206	ASSISTANCE IN MISCELLANEOUS JOBS
207	REPLACEMENT OF APH MAIN DRIVE OVER RUNNI
208	REPAIR/REPLACEMENT OFBRACING
209	PATCHING OF MILL SEPARATOR BODY (From in
210	WELDING OF JOBSAS PER DIRECTION OF EIC
211	CUTTING OF JOBSAS PER DIRECTION OF EIC
212	MINOR MAINTENANCE JOBS IN MILLS ,FANS AN
213	ASSIST IN LIGHT UP ACTIVITIES
214	ID FAN COUPLING /MOTOR ALIGNMENT
215	VALVE/FLANGE REPLT.UPTOOR EQUAL TO 4"
216	VALVE/FLANGE REPLT. ABOVE 4" SIZE
217	ALIGNMENT OF PA OR FD FAN/MOTOR
218	ARRESTING OF FD OR PA LUB OIL LKG.(INSID
219	OVERHAULINGOF SEAL OR SCANNER FANS
220	ATTENDING OF SERVOMOTOR ASSEMBLY CONTROL
221	REPLACEMENT OF ROTOR ASSEMBLY IN FD OR P
222	INSPECTION OF PA OR FDOR ID FAN INTERN
223	REPLT. OF GUIDE BRG OF PAPHOR SAPH
224	REPLACEMENT OF APH MAIN GEAR BOX
225	ALIGNMENT OF MAIN DRIVE OF APH
226	INTERNAL INSP. OF SAPH OR PAPH
227	REPLMT. OF GLAND ROPE AT G/BRG
228	ASSISTING OPPORTUNITY WASHING OF APH
229	SERVICING OF PA OR FD BLADE BRG.ASSLY
230	SERVICING OF PA OR FD FAN SERVOMOTOR
231	SERVICING OF PA OR FD MAIN ROTOR SHAFT B
232	REPLACEMENT AND SERVICING OF LUB OIL P
233	REPLACEMENT ANDSERVICING OF AIR MOTOR
234	REPLACEMENTAND SERVICING OF FLUID COUP
235	REPLACEMENT AND SERVICING OF DAMPER OR G
236	INSPECTIONOF BEARING ( DEORNDE) OF
237	CLEANING,INSPECTION AND NDT OF CRITICAL
238	FILTER CLEANING(OIL/AIR/WATER)
239	SILENCER CLEANING OF PAOR FD FAN
240	ON-LINECHOKAGE REMOVAL FROMCOAL PIPE
241	REMOVAL OF FOREIGN MATERIAL OR CHOAKAGE
242	SHEARPIN REPLACEMENTOR ADJUSTMENT OF B
243	ATTENDINGLEAKAGES OF STEAM OR AIR OR
244	CLEANING OF OIL CENTRIFUGE/ MOBILE CENTR
245	SPECIAL ASSISTANCE IN SHIFTING / RUNNING
246	GEN.MTC.OFFD/PA/ID/APH LOPS
247	GEN MAINTENANCE OF SEAL AIR FAN
248	LUB OIL TOP UP EQUIPMENT
249	APH SOOT BLOWER SERVICING
250	REPLACEMENT OF NON-METALLIC EXPANSION JO
251	PREVENTIVEMAINTENANCE OF AIR MOTOR
252	SERVICING OF SUPPORT BEARING OF PAPH OR
253	INSPECTION OFSUPPORT BEARING
254	INSPECTION OF GUIDE BEARING
255	ARRESTING COAL LEAKAGES FROM COAL PIPE
256	PREVENTIVEMAINTENANCE OF APH SOOT BL
257	ATTENDING MISC.ACTIVITIES IN SHIFT
258	REPLACEMENT OF PIPE LINES
259	PRESERVATION OF SERVICED PA OR FD FAN RO
260	HARD FACING WORKS
261	APH GUIDE TRUNNION REPAIR/REPLACEMENT
262	REPLACEMENTOFOILFROMOIL FROMSU
263	FABRICATION AND ERECTION OF STEEL STRUCT
264	REMOVAL OFDAMAGED STEEL STRUCTURES
265	HYDRA OPERATION
266	TRUCK OPERATION
267	HYDRA/TRUCT OPERATION OT HOURS
268	PAINTING WORKS
269	DEPLOY OF14/12T HYDRA/CRANE WITH DRIVER
270	DEPLOYMENT OFTRUCK / TRAILER WITH DRIVER
271	CLEANING & INSPECTION ACTIVITIES
272	SERVICING OF GUIDE BEARING
273	SERVICINGOF SUPPORT BEARING
274	AIR SEAL HOUSING WORKS
275	LUB OIL SYSTEM SERVICING
276	DRIVE GEAR BOX & PIN RACK WORKS
277	STATIC SEAL & ROTOR POST SEAL WORKS
278	T-BAR ROTOR ANGLE REPA (1 ut=1 HE or CE)
279	ROTOR REPAIR WORKS
280	REPAIRHECENTRE SECTION &AXIAL SEAL PLATE
281	RADIAL SECTOR PLATE LEVELLING
282	AXIAL SEALSETTING AND REPLACEMENT
283	RADIAL SEAL SETTING AND REPLACEMENT
284	BYPASS SEALSETTING AND REPLACEMENT
285	S/ING ,REPAIR,CLEANING APHWASH &FIRELINE
286	MANHOLE DOOR REPAIRS
287	TABS WELDING ( 1 unit = 12 nos)
288	REPLSEAL B/T AXIAL SEAL PL & SEC. PLATE
289	REPAIR OF SECTOR PLATE (PER HE or CE )
290	REP OF SECTOR PLATE (1no.=LHSorRHS)
291	REP OF HOT END / HOT INTERMEDIAT BASKETS
292	REPLACEMENT OF COLD ENDBASKETS
293	TRIAL RUN & ASSOCIATED ACTIVITES
294	ASSISTANCEDURING HOT WASHING OF APH
295	ARRANGEMENT & FIXING OF T&P INSIDE APH
296	CLEANING OF PRIMARY APHBASKETS
297	CLEANING OF SECONDARY APHBASKETS
298	AIR RECIEVER TANK WORKS OFAPH (1UT=4ART)
299	REPAIR/REPLACEMENT OF APH BRACING
300	APH S/BLOWER SERVISING INCLUDING GB
301	OVERHAULING OF ID FAN
302	INSPECTION OF BEARING( DEorNDE)
303	CLEANING,INSPECTION & SERVICING OF FD/PA
304	SILENCER CLEANING OF FD/PA FAN
305	SCAPH CLEANING IN FD/PA FAN
306	LUB OIL SYSTEM SERVICING OF ID/FD/PA FAN
307	ALIGNMENT OF FD/PA FAN MOTOR WITH FAN
308	OVERHAULING OF SEAL AIR FANS
309	OVERHAULING OF SCANNER AIR FANS
310	FD/PA FAN ROTOR REPLACEMENT
311	COLD END GRATING REPLACEMENT
312	DUCTS INTERNAL INSPECTION AND CLEANING
313	REPAIR /REPLACE OF DUCT SUPPORT BRACINGS
314	REPAIR/REPLACEMENT OF BEAMS/STRUCTURES
315	REPLAC ERODED GSST PLATE IN AIR/GAS DUCT
316	WELDING OF PROTECTION ANGLES ON DUCT BRA
317	WELDING OF DUCT JOINTS
318	REPAIR OF DUCTS
319	REPLACE OF PROTN PLATES ON EXPANS BELLOW
320	SERVICING OF GATES
321	REMOVAL OF SCRAP ANGLES
322	REPLACE OF NON METALLIC EXPANSION JOINT
323	ERECTION OF METALLIC EXPANSION JOINTS
324	CLEANING THE BOILER DUCTS OUTER AREA
325	HOT AIR DAMPERS & COLD AIR DAMPERS
326	SCAPH DAMPERS
327	DAMPERS IN AIR HEATERS OUTLET & FG PATH
328	PM OF PHOSPHATE / AMMONIA / HYDRAZINE
329	PM MOT/TDBFP/PORTABLE OIL CENTRIFUGE.
330	PM OF TURBINE MAIN OIL TANK.
331	PM OF TDBFP LUBE OIL TANK
332	PM OF TDBFP & GOVERNING SYSTEM
333	PM OF TURBINE HPCV & IPCV CONTROL RACK.
334	PM OF TURBINE GOV & PROTECTION RACK.
335	PM OF LP BYPASS OIL SUPPLY UNIT.
336	PM OF SEAL OIL SYSTEM
337	PM OF DEBRIS FILTER SYSTEM
338	PM OF SCS SYSTEM
339	PM OF CONTROL FLUID REGNEN SYSTEM & TANK
340	PM OF MDBFP – HYDRO COUPLING.
341	PM OF GSC / CPU BLOWER
342	PM OF MAIN TURBINE PEDESTALS
343	PM OF PORTABLE FILTRATION CFT/MOT/TDBFP
344	PM OF ECW / ACW PUMP(4WEEK)
345	PM OF ECW / ACW PUMP.
346	PM OF CONDENSER VACUUM PUMP.
347	PM OF TDBFP LUB OIL AOP / EOP / JOP/ TOP
348	PM OF MD/TDBFP.SEAL MAG FILTER (BP&BFP)
349	PM OF CONDENSATE EXTRACTION PUMP.
350	PM GEN SEAL OIL AC PP,DC PP,H2 PP,FILTER
351	SUMP PUMP / SUBMERSIBLE PUMP.
352	PM OF TURBINE JACKING OIL FILTERS.
353	PM OF PRIMARY WATER/ COLTS P/P.
354	PM OF STEAM TRAPS OF HT/ LT AUX STEAM
355	GLAND STEAM VAPOUR EXHAUSTER FAN
356	PM OF LEAKAGE OIL PUMP & OIL TANK.
357	PM OF DIRTY OIL PUMP & CLEAN OIL PUMP
358	PM OF PHOSPHATE / AMMONIA / HYDRAZINE
359	PM OF TURBINE CONTROL FLUID REGEN SYSTEM
360	PM OF CONDENSATE EXTRACTION PUMP
361	DMCW/ACW/VAC/BFP EOP/AOP DECOUPLE/COUPLE
362	ECW /ACW/VAC/TDBFP AOP/EOP PP ALIGNMENT
363	ACW / DMCW PUMP DE BEARING REPLACEMENT
364	ACW / ECW PUMP NDE BEARING REPLACEMENT
365	DMCW/ACW/COLTCS PP MECH SEAL DE/NDE REPL
366	OVERHAULING OF ECW (SG/TG) / ACW PUMPS:
367	OH COND BALL RECIRC/ACW SCS FLUSH PUMP
368	SCS / DF GEAR MOTOR DRIVE INSPECTION
369	SCS/DEBRIS FILTR FLUSH LINE CHOKE REMOVE
370	SERVICING AND CLEANING OF ACW SCS/DF
371	CLEANING OF PLATE HEAT EXCHANGER.
372	FLTR CLEAN SO/PW FINE FLT REPLACE/HC/JOP
373	TDBFP LO FILTER CARTRIDGECLEAN/REPLACE
374	MDBFP/SO FLTR CHANGE OVER V/V SERVICING
375	BFP/MOT/CFT CLR/ CF 32 BAR FLTO VV SER
376	TANK TOP CLEAN CF/MOT/BFP/CLEAN/DIRTY/HC
377	OIL TOPUP MOT/CF/HC/TDBFP/ SEAL (1DRUM)
378	MOT/TDBFP/PORTA CENTRIFUGE BOWL CLEANING
379	CENTRIFUGE BRAKEDRUM REPLACEMENT/GB INSP
380	TDBFP CENTRIFUGE BELT REPLACEMENT
381	CENTIFUGE OIL SEAL&COUPLING REPLACEMENT
382	PORTABLE CENTRIFUGE SHIFTING( O T0 8.5M)
383	CENTRIFUGE I/L/VAC SEP TANK FILTER CLEAN
384	CENTRIFUGE OH MOT/ TDBFP
385	TDBFP AOPMECH SEAL SERVICING/REPLACEMENT
386	OH SEALOIL/TDBFP EOP/PW/CLEAN&DIRTOIL PP
387	ADJUST PRV TDBFP AOP & JOP /TG JOP/ HPBP
388	SERVICING PRV /TDBFP AOP&JOP/TG JOP/HPBP
389	SERVICINGGS/SEAL OIL/MOT/TDBFP/CFT-VEF
390	OIL FILTRATION UNIT CLEANING & SERVICING
391	HYDRAULIC ACCUMALATOR BLADDER REPLACMENT
392	TDBFP CV SERVOMOTOR SERVICING
393	CLEANING TDBFP CV PILOT VALVE SERVICING.
394	TDBFP/TG OS FLY BOLT SERVICING
395	CENTRIFUGE CLUTCH&FRICTION PAD REPLACENT
396	TDBFP JOP/CF RC/ LKG/VAC/TOP PUMP OH.
397	TDBFP GOV/CF FILTER CLEANING
398	SERVICINGTDBFP I/HC/RESET DEVICE/OTD ETC
399	CHECK TDBFP GOV CHAR(PILOT V/V SERV INC)
400	TOP COVER LIFT RTD/ C&I REPLACEMENT-BFP
401	INS/ REPLACEDE/ NDE& HRUST BRG OF BP
402	INS/REPLACE DE/NDE&THRUST BRG BFP/TUR/GB
403	INS/REPLACE DE/ NDE MECH SEAL OF B.F.P.
404	INS/REPLACE DE/ NDE MECH SEAL BP (BFP)
405	COUPLING AND DECOUPLING BFP/CEP/TDBFP/GB
406	ALIGNBP–GB/MTR/MP–TUR/HC/GB–TUR/HC– MTR
407	BFP/BP MECH SEAL FILTER CLEAN(1PUMP SET)
408	CEP/BFP/ BP SUCTION STRAINER CLEANING
409	TDBFP TURBINE DIAPHRAM REPLACEMENT.
410	OVERHAULING OF BFP BOOSTER PUMP.
411	OVERHAULING OF TDBFP DRIVE GEAR BOX .
412	BFP CARTRIDGE REPLACEMENT
413	CENTERING TDBFPTURBINE-FRONT AND REAR
414	HOTWELL CLEANING
415	CPU BLOWER OVERHAULING
416	CPU BELT REPLACEMENT
417	INSPECTION / REPLACEMENTCEP MECH SEAL
418	INSP/REPLACE JOURNAL&THRUST BEARING-CEP
419	CEP THRUST BRG OILFLUSHING&REPLACEMENT
420	OVERHAULING OF CEP
421	MOT/CF BASKET/BFP AOP/EOP STRAINER CLEAN
422	TG LUB OIL FILTER ( SET) CLEAN/REPLACE
423	CLEAN&SERVICING CF PLATE FILTERS TG GOV
424	CF REG SYS FULLER"S EARTH REPLACEMENT.
425	CF REG SYS PRE&AFTER FILTER CRTD REPLACE
426	CF P/ PTOP BEARING REPLACEMENT IN–SITU
427	TG AOP/JOP/EOP/CF P/P COUPLINGINSP
428	OHCF/AOP/EOP/JOP TG/ TDBFP AOP P/PS
429	TG BRG PEDESTAL COVER OPENING&INSPECTION
430	TURBINE ROTOR LIFT CHECKING AND SETTING.
431	HYD ACCUMALATOR PR CHECK&N2 FILLING
432	MAIN TURBINE HPCV & IPCV PILOT CLEANING
433	CHECK TG GOV CHAR(PILOT V/V SERVICE INC
434	TEST V/V ASY/MTV/CO V/V /SD&SG SERVICE
435	EHC/HC/VAC TD/NRV SLIDEV/VASY&TV SERVICE
436	SERVICING OF FC NRV ACTUATOR.
437	LP TURBINE DIAPHRAGM REPLACEMENT
438	TG HPCV DUMMY FLANGE OPENING / BOX UP.
439	SLUDGE DISPOSAL DIRTY OIL/SLUDGE TANK
440	P/P ALIGN(PW,SOP,BFP-JOP,COLTS,FLUSH P/P
441	LP P/P COUPLING AND DECOUPLING.
442	PW REG SYS RESIN REPLACE/FILTER CLEAN
443	CONDENSER TUBE LEAKAGE DETECTION
444	CONDENSER VACUUM PUMP PHE CLEANING
445	MECH SEAL/BRG DE-NDE REPLACE VACUUM PUMP
446	OVERHAULING OF CONDENSER VACUUM PUMP.
447	COLTS BALL FEEDING. (BOTHPASSES)
448	CONDENSER PIT DEWATERING P/P INSTALLA
449	LEVELGAUGE CLEANING.
450	DOZING PUMP PLUNGER - GLAND REPLACEMENT.
451	DOZING PUMP PRV SERVICING / SETTING
452	DOZING P/P STROKE LEN ADJUST&GB SERVICE
453	DOSING SYS TANK INSP,AGITATOR SERVICING
454	HP/LP BP OSU P/P COUPLING INS/REPLACE
455	HPBP OSU INTERNAL INSP/ RECTIFICATION
456	REPLACE GLAND PACKINGOF VALVE < 100 NB
457	REPLACE GLAND PACKING- V/V>100NB
458	REPLACE GLAND PACKING- V/V>300NB
459	REPLACE-FLANGE GASKET <100NB PIPE SIZE.
460	REPLACE-FLANGE GASKET>100 NB
461	REPLACE-FLANGE GASKET>200NB
462	MECH JAMMING REMOVAL <100 NB VALVE.
463	MECH JAMMING REMOVAL>100 NB
464	COUPLE/ DECOUPLE OR STROKE ADJUST- CV
465	REPLACE-BONNET GASKET LP&HP V/V<100 NB
466	RPL-BONNET GASKETLP&HP V/V>100NB
467	RPL-BONNET GASKETLP&HP V/V>200NB
468	SAFETY RELIEF V/V PR ADJUST/PR SETTING.
469	SERVICING SAFETY RELIEF VALVE (< 100 NB)
470	SERVICING SAFETY VALVE > 100NB.
471	SERVICING OF CONDENSER AIR RELEASE V/V
472	SERVICING OF VALVE <50 NB.
473	SERVICING OF VALVE > 50 NB
474	SERVICING OF VALVE > 100 NB
475	SERVICING OF VALVE >200 NB
476	SERVICING OF VALVE >500 NB.
477	REPLACEMENT OF VALVEBY WELDING <50 NB
478	REPLACE-V/V BY WELDING > 50 NB
479	SERVICING OFNRV UP TO 50 NB.
480	SERVICING OF NRV >50 NB
481	SERVICING OF NRV > 200 NB
482	REPAIR OF HANGER SUPPORT.
483	REPAIR OFWELDING LKG-LP/HP PIPE LINE.
484	PATCH WELDING TO ATTEND LKG (<100 SQMM)
485	LKG ARREST-SEA WATER PIPELINE-PLUG/CLAMP
486	VIEW GLASS LKG-HPH/LPH/CENTIFUGE
487	MATERIAL ISSUE-CENTRAL STORE-TMD SITE
488	WORKING PLATFORM-INTER/INTRA DEPT WORKS
489	CLEAN&INS-CONDENSER WATERBOX(PER PASS)
490	CLEAN&INS-CONDENSER O/L SCREEN(PER PASS)
491	BFVGB SERVICING
492	BFV GEARBOX SERVICING>250NB
493	BFV GB SERVICING -1600 NB/2200 NB
494	ATTEND RESIN LEAKAGE IN CPU VESSEL.
495	HPH/LPH TUBE LKG DETECTION & INSPECTION
496	FIXING-DOZING SYS MIXING TANK AGITATOR
497	CPU RESIN TRAP INSPECTION.
498	HPBP / LPBP SERVOMOTOR REPLACE& SERVICE
499	HPBP / LPBP SERVOMOTOR REPLACEMENT ALONE
500	LAY-PIPELINE PER INCHDIA PER MTR LENGTH
501	WELDING OF HP JOINTS
502	WELDING OF HP VALVE UPTO 2" SIZE
503	WELDING OF HP VALVE > 2" SIZE
504	STRESS RELIEVING (PRE & POST HEATING)
505	ROUTINE CHECKS OF CRITICAL EQUIPMENTS
506	START UP / SHUT DOWN WORKS
507	HOUSE KEEPING
508	MISC FABRICATION WORKS
509	PAINTING OF EQUIPMENT AND PIPE LINE
510	SUPPLY OF MWF/SKILLED FITTER / HP WELDER
511	SUPPLY OF RIGGER (SEMI SKILLED FITTER)
512	SUPPLY OF HELPER
513	SUPPLY OF EOT CRANE OPERATOR
514	PM OF IAC / PAC
515	4000 HRS SERVICE KIT REPL FOR IAC/PAC
516	8000 HR SERVICE FOR IAC / PAC.
517	16000 HRS. SERVICE FOR IAC / PAC.
518	8000 HR SERVICE FOR COMPRESSOR DRIERS.
519	OVERHAULING OF IAC & PAC
520	OVERHAULING OF COMPRESSOR DRIER
521	OVERHAULING OF COMPRESSOR DRIER GEARBOX
522	REPLACEMENT OF HP/ LP ELEMENT OF IAC&PAC
523	DE-SCALING OF INT-CLR / AFT-CLR / OIL HE
524	REGENERATION COOLER KIT REPLACEMENT
525	COMPRESSOR AIR SUCTION FILTERS CLEANING.
526	COMPENSATOR REPLACEMENT
527	COMPRESSOR COUPLING ELEMENT REPLACEMENT
528	OIL COOLER FLUSHING
529	Deployment of 14T/12 THydra/Crane
530	Deployment of Truck/trailer
531	DOORSEAL REPLACE,GB SERVICE:300NB-700NB
532	DOORSEAL REPLACE GB SERVICE:800NB-2200NB
533	HPH/LPH WATERBOX INTERNAL INS- REPAIR
534	MOT/TDBFP/CF/COPU-TANK OIL DRAIN&CLEAN
535	CONDENSER JACKING & FLOOD TEST
536	FLASH TANKS INSPECTION AND CLEANING
537	DEAERATOR & FST-CLEANING AND INSPECTION.
538	COND STEAM SPACE INSPECT&DEBRIS REMOVAL
539	COOLER CLEAN(TDBFP/SEAL OIL/ PW/MDBFP)
540	MOT COOLER CLEANING
541	CW DUCT (PER PASS) CLEANING
542	LAYING OF NEW PIPE LINE
543	REPLACE/REORIENT/FIX-NEW V/V:100-300 NB
544	ACW LINE SPOOLS REMOVAL:REPAIR&INS&PU
545	MOT/CFT/BFP/COPU-GRILL REMOVE:CLEANING
546	TG LU OIL CANAL PIPELINE INSP&RECTIFY
547	NDT TEST:PIPELINES/JOINTS(DPT,MATL TEST)
548	HANGER INSPECT&CLEAN &COLD/HOT READING
549	MANPOWER SPLY MISC WRKS (UNANTICIPATED)
550	Condenser tube cleaning by hydro jetting
551	HOLIDAY TESTING OF CONDENSER WATER BOXES
552	RE LINING OF DAMAGED FRE LINING
553	APPLN OF EPOXY RESIN WITH HARDENER
554	SERVICING OF ANGLE DRAIN VALVE, 50/65
555	SERVICING OF ANGLE DRAIN VALVE, 25/40
556	REFURB OF HP ANGLE DRAIN VALVE, 50/65
557	SERV OF GATE & GLOBE V/V, 14", CL2500
558	SERV OF GATE & GLOBE V/V, 16", CL 150
559	SERV OF GATE & GLOBE V/V, 10", CL 300
560	SERV OF GATE/GLOBE V/V, 40"-65", CL2500
561	REFURB OF OF GATE/GLOBE V/V,14",CL2500
562	SERV OF NON RETURN V/V /DISC,6",CL2500
563	SERV OF NON RETURN V/V/DISC,3",CL2500
564	SERVICING OF BFP RC VALVE, 8",CL2500
565	SERV OF HPBP (ARS 140A) VALVE BP1, BP2
566	SERV OF HPBP (E45S) VALVE BPE1,BPE2,BD
567	CS Pipe Dismantling
568	CS Pipe erection
569	STRUCTURAL SUPPORT FABRICATION&ERECTION
570	CS Pipe fabrication and welding
571	OPERATIONAL SERVICES
572	PM OF VAM
573	PM OF SCREW CHILLER
574	PM OF HVAC PUMP
575	PM OF AHU
576	PM OF IDCT COOLING TOWER
577	PM OF PACKAGED AC
578	PM OF SCROLL DX CHILLER UPTO 42 TR
579	Overhauling of 300 TR screw chiller
580	OVERHAULING OF PUMP
581	OVERHAULING OF VAM
582	OVERHAULING OF COOLING TOWER
583	VAM MAJOR BREAKDOWN WORK
584	SCREW CHILLER MAJOR BREAKDOWN
585	HEAT EXCHANGER TUBE CLEANING
586	MINOR BREAKDOWNOF VAM
587	OIL / REFRIGERANT REPLACEMENT
588	REFRIGERANT TOPUPVAM/Chiiler
589	MAJOR BREAKDOWN OF PUMP
590	MINOR BREAKDOWN OF PUMP
591	ALIGNMENT OF PUMP DRIVE
592	ALIGNMENT OF BELT DRIVE
593	REPAIR OF AHU / PUMP / CT BASE FRAME
594	SERVICE OF CT GEAR BOX
595	DESCALING OF AHU COOLING COIL
596	COUPLING / DECOUPING OF DRIVE
597	REPLACEMENT OF BELT / BUSH
598	SERVICE OF DAMPER
599	CLEANING OF DIFFUSER / GRILL
600	REPLACEMENT OF AHU PRE / FINE / HEPA FIL
601	CLEANING OF AHU FILTER USING WATER / AIR
602	CT BASIN LEAKAGE ARRESTING USING SEALANT
603	ATTENDING PIPE LEAKAGE BY PATCH WELD/CLA
604	ATTENDING PIPE LEAKAGE BY PLUG
605	INTERNAL SERVICING OF VALVE UPTO 250 NB
606	INTERNAL SERVICING OF VALVE250TO600 NB
607	EXTERNAL SERVICING OF VALVE
608	MAJOR BREAKDOWN OF PACKAGED /DUCTABLE AC
609	MINOR BREAKDOWN OF PACKAGED /DUCTABLE AC
610	REWINDING OF MOTOR UP TO 2.5 KW
611	PAINTING
612	STRUCTURAL FABRICATION AND ERECTION
613	Replacement ofpipe
614	Supply, Fab & instl of GI duct 18 gauge
615	Supply, Fab & instlof GI duct 22 gauge
616	Supply &installation of duct insulation
617	Supply& installation of pipe insulation
618	PM OF AIR WASHER TANK
619	PM OF AIR WASHER FAN
620	PM OF AIR WASHER PUMP.
621	SERVICE OF DAMPER / GRILLS
622	FAN BELT/COUPLING BUSH REPLACE/ALIGNMENT
623	MINOR MAINTENANCE OF AIR WASHER
624	OVERHAULING OF AIR WASHER TANK
625	OVERHAULING OF AIR WASHER FAN
626	OVERHAULING OF AIR WASHER PUMP
627	SUPPLY OF REFRIGERANT- R134A
628	SUPPLY OF REFRIGERANT- R22
629	SUPPLY OF REFRIGERANT- R407
630	SUPPLY OF NITROGEN GAS.
631	DEPLOYMENT OF SKILLED WORKERS
632	DEPLOYMENT OF SEMI-SKILLED WORKERS
633	DEPLOYMENT OF UN SKILLED WORKERS
634	ESP RAP. SHAFT PL. BEARING ASSEMBLY REPL
635	REPAIR/REPL. OF ESP RAPPING HAMMER INNER
636	FIELDS RECTIFICATION FOR UNDER VOLATGE
637	REPL. OF WORNOUT SHOCK-PADS IN ESP SHOCK
638	ESP COL. ELECTRODE/SHOCK BAR GUIDE/SHOCK
639	REPAIR / REPLACEMENT OF ESP RAPPING SHAF
640	REPAIR/REPSNG OF V/SHAFT BEARINGS OF EMI
641	REPL. / REPAIR OF PIN WHEEL
642	SERV. OF THE G/ BOX OF ESP RAP. MECHANIS
643	REPL. OF G/ BOX OF ESP RAP. MECHANISM
644	REPL. OF ESP EMITTER FRAME SUPPORT INS
645	PM JOBS OF CERM/EERM/GDRM
646	Esp field cleaning
647	Inspection of fields and Re inspection
648	Rectification of field gauging ofCE/EE
649	CERM Shaft alignment checking
650	EERM Shaft alignment checking
651	Insp of Emiiting frame/support Insulator
652	Alignment of emit frame and supp Insul
653	Replacement of support/shaft insulators
654	Insp & Replacement of diffuser plates
655	Reinforcement weldingof hoppers, funne
656	IDENTIFCATION OF AIR INGRESS AND ATTENDI
657	TEST CHAGING OF FIELDS AND ENSURING THE