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| 1 | OH OF U#4 BA HOPPER AREA |
| 2 | Replacement/Repairing of Clinker Grinder ( With checking & repairing /replacement of feedsump/ feedsump adapter/ nozzle, combine tube, nozzle tip<(>,<)> nozzle holder etc. ) |
| 3 | OH of Feed Gate along with Feed Gate ( Accessories. ) |
| 4 | Servicing/Replacement of Hydroejector ( Along with Nozzle etc. ) |
| 5 | Replacement of BA Hopper looking glass/ ( Looking glass assembly including repairing of cooling line nozzle. ) |
| 6 | Servicing/Replacement of Knife Gate V/V ( (200NB/300NB) at economizer hopper & at discharge of Clinker Grinder. ) |
| 7 | Servicing/Replacement of 300NB ( 250NB Gate/Globe/Butterfly Valve. ) |
| 8 | Servicing/Replacement of 100NB/150NB/ ( 200NB Butterfly/Plug Valve/Gate/Globe Valve. ) |
| 9 | Servicing/Replacement of 15NB/25NB/50NB/ ( 65NB/80NB/32NB Gate/Globe/Butterfly Valve/Ball Valve. ) |
| 10 | Trough Seal, Economiser Hopper, Eco ( Seal Box (including repair/ replacement) & its drop pipes and BA Hopper checking & cleaning. ) |
| 11 | OH OF U#4 ESP AREA |
| 12 | Removal, physical inspection, refitting ( And replacement of ESP Fluidising Tiles including frame of fluidising tiles (if required). ) |
| 13 | Checking, removal, refitting, repairing/ ( replacement of adapter (ESP hoppers/APH hoppers/ Eco hoppers), MHV of ESP & APH Hopper for wet cleaning. Change of Seat/Disc of the valves as per condition. ) |
| 14 | Checking, Repairing/Replacement of ( 10inch/8inch TERSG V/Vs. ) |
| 15 | ESP Hopper inside checking, cleaning ( repairing (if required) and change of all manhole door packing for wet cleaning. ) |
| 16 | Flushing/Cleaning of fluidising air line ( including replacement of damaged pipe, and valves<(>,<)> ) |
| 17 | OH OF U#4 FA TOWER AREA |
| 18 | Bag Filter/Cage checking, Cleaning & all ( bag filter, ventury replacement with pulse jet bar checking and repairing, if required. ) |
| 19 | Checking, Repairing/Replacement of Dump ( Gate V/V of PCT and its seal including repair of PCT if required. ) |
| 20 | Checking, Repairing/Replacement of Vent ( equalising valve of PCT and ALV including change of short piece. ) |
| 21 | Physical inspection & repairing of ISH ( Including change of fluidizing tiles, checking and cleaning of fluidizing lines and servicing/ replacement of PRV. ) |
| 22 | Disposal of ISH ash through tractor ( To the ash dumping yard. ) |
| 23 | Checking, repairing/replacement of ALV ( RSV including fluidizing tiles and repairing/replacement of body pad and spool piece. ) |
| 24 | Repairing/Replaceemnt of Collector Tank ( Cylindrical and conical portion including checking & replacement of impingement plate. ) |
| 25 | OH of Wetting Head including checking & ( replacement of nozzle, inlet section, gaskets, tail piece, outlet section etc. ) |
| 26 | OH of Air Washer (Dry / Wet) including ( checking & replacement of nozzles, gaskets etc. or replacement of whole assembly ) |
| 27 | U#4 PIPELINE & FABRICATION JOB |
| 28 | Rotation/Replacement of 8 inch/10 inch ( CI/ MS pipe line including bend/lateral/tool piece & T-joint below ESP Hopper & up to FAE Tower, line alignment checking, repairing/erection of damaged support, gasket replacement etc. ) |
| 29 | Replacement of 200NB, 250NB, 300NB MS ( Pipe Line. ) |
| 30 | Replacement of 100NB, 125 NB, 150NB MS ( pipe line ) |
| 31 | Replacement of 8inch, 10inch DRC Pipe |
| 32 | Replacement of 15NB, 25NB, 32 NB,40NB, ( 50NB, 65NB, 80NB MS pipe lines. ) |
| 33 | Replacement of 10inch CI/DRC |
| 34 | Fabrication of 150NB,200NB,250NB MS bend |
| 35 | Fabrication of 32NB, 40NB, 50NB, 65NB, ( 80NB, 100NB MS bend ) |
| 36 | HIRING OF HYDRA (CAPACITY 14/20 T) |
| 37 | HIRING OF HYDRA (CAPACITY 14/20 T) ( i) Scope includes Operator & Fuel, lubricant etc. and Break down maintenance, if any. ii) The above service of Hydra to be provided throughout the OH period. ) |
| 38 | GST Extra as applicable |
