OT NO 48

Amount

Attending the operation work (3 Shifts) for the ESP hoppers, evacuation pipe lines, and dome valve replacing & reconditioning works in ESP, APH & duct hoppers ensuring free and continuous flow of fly ash from ESP Hoppers to fly ash buffer hopper, clearing of air pre heater hoppers and ensuring free and continuous flow of ash from APH Duct Hopper to fly ash buffer hopper to D pumps, Dome valves and gate valves, TAC, Vacuum Pump, CAC, MRC, IAC compressors after cooler, drier, receivers and its connected air line and water lines up to D-Pumps, EOT crane & PLC Operation for one operation.

Operating Screw conveyor for removing excess ash in ESP hopper to vehicle.

Routine Maintenance of all equipments in ESP, APH & Duct hoppers area & Bottom Ash D pump area Mechanical Portion.

Attending of routine maintenance work for up keeping of the Transport air compressor house and its equipments like Inter Cooler, after cooler, Air filter, Oil filter and receivers and its connected water lines and air line up to D-Pumps by carrying-out the works as directed by the Engineer-in-charge including hire charges for T&P required and Personal protective equipment, consumables and all labour charges etc., complete.

Opening the manhole of the Bag filter unit in Fly ash Buffer hopper after due isolation, and after sufficient cooling dismantling air purging line, removal of all the Bag filters one by one, bringing the Bag filter outside the housing, cleaning with compressed air, checking of bag filter/cage any damage or in the cage and refitting all the bag filters in position, and closing the man hole Including hire charges T&P required, consumables and all labour charges etc.,

Clearing of ash chock in ESP Hoppers/APH hoppers, Evacuation pipe lines. This work involves dismantling of dome valves, spool piece, and poking with pipe for clearing the ash and then reassembling of plate valve and dome valve etc., including T&P’s consumables and labour charges etc.,

Removing the 250 NB & 300 NB dome valves from the line, dismantling the valves, Inspection of seal & other parts, reconditioning & replacing of wornout seal & Other parts if necessary, reassembling the valve and fixing with line in proper manner including hire charges for T&P required as per the direction of the Engineer-in-charge.

Removing the 100 NB & 150 NB dome valves from the line, dismantling the valves, inspection of seal & other parts, reconditioning & replacing of worn-out seal & other parts if necessary, reassembling the valve and fixing with line in proper manner including hire charges for T&P required as per the direction of the Engineer-in-charge.

Cleaning and clearing ESP and its related floor area below the 72 Nos of hoppers, APH Hoppers, APH Duct Hoppers & Bottom Ash D pump.

L JAYANTHA VISHNU SIVA