NCTPS I ES Circle C I Dn S Dn IV FSSS Carrying out Maintenance activities of FSSS SADC equipments boiler mill plant allied areas of UNIT 1 for a period of 180 days

Amount

Charges for removal of local pressure/ temperature gauges and refixing them after calibration in boiler, turbine and Generator areas.

Charges for removal of pressure/ temperature/Vacuum/ Flow switches and re fixing them after calibration in boiler, turbine and Generator areas.

Charges for removal of pressure/ temperature Transmitters including disconnecting the control cables, Removal of clamps & manifold and re fixing them after calibration in boiler, turbine and Generator areas.

Charges for removing from field, Transporting to the lab, cleaning, handing over to the lab for calibration and re fixing after calibration of Air Regulator with Gauges.

Charges for removing from field, Transporting to the lab, cleaning, handing over to the lab for calibration and re fixing after calibration of I/P converter.

Charges for removing and refitting of accessories in pneumatic control valves & dampers such as I/P converters, air lock relay, air regulators, positioners and position feedback transmitters sending to lab for testing, and receiving the tested instruments from lab .

Fixing the keltron pneumatic actuator in the new bed bolt assembly and refixing the accessories such as Air regulator, I/P converter with SS tubings and making alignment for the same.

Charges for releasing of Electronic cards from the racks, cleaning of panels & reinserting the cards, terminal tightness checking of FSSS, SADC, PRDS, Feeder, HYDRASTEP, 110 V AC & 220 V DC distribution panels and CHARGER Panels.

Removing the solenoids, air regulators and SS tubes for fixing field enclosure in APH soot blowing valve.

Disconnecting the connectors of the flame scanners, removing from the Boiler guide pipe assembly, transporting to work bench, dismantling & Reassembling the scanner head assembly from scanners, removing, cleaning & re fixing the lenses, servicing and checking of flame scanners.

Removing the cotter pins, disconnecting the air lines, removing the positioners from the boiler wall mountings, transporting to work bench, cleaning, replacing seal kits and bellows with new seal kits and new bellows, checking and re-fixing of SADC, Positioners.

Charges for removing, cleaning solenoid valves, air filter cum lubricator & the air lines and replacing the ‘O’ rings in the solenoid valves and re fixing the solenoid valves, air filter cum lubricator & the air lines in the HAGs.

Removing the terminal connections, replacing the broken terminal blocks and reconnecting the terminal connections and checking in various junction boxes at boiler and mill area.

Charges for rectification and welding of broken doors in junction boxes.

Replacement of defective ½” ss instruments valves in various location.

Replacing of broken studs in hydrastep.

VEE AR SEALING SYSTEMS