ANNUAL CLEANING OF BOILERS IN THERMAL PLANT - II

ANNUAL CLEANING OF BOILERS IN THERMAL PLANT - II

Cleaning of Boiler in PD-CPP, water wall tubes in furnace area, bank tubes, LTSH, PSH, FSH, penthouse area, boiler drum inside, drum internals etc., after providing adequate scaffolding. Cleaning and removal of accumulated soot in the flue gas duct, air duct, ID fan casing etc., as per the instruction of Plant Manager or his authorized representative. The removed soot should be safely collected in sacks and disposed to non-decayable yard .

Cleaning of both passes of Air Preheater in PD-CPP. The individual tubes are to be cleaned by removing accumulated soot, either by pushing out with flexible hose or using water as per the instruction of Plant Manager .

Cleaning and removal of accumulated soot in the first and second flue gas path and Chimney bottom of startup boiler in PD-CPP. Cleaning of individual flue gas tubes thoroughly as per the instruction of Plant Manager or his authorized representative . The removed soot should be collected in sacks and disposed to non–decayable yard .

Cleaning of PD-CPP Main chimney bottom and removal of accumulated soot. The Removed soot should be collected in sacks and disposed to non-decayable yard.

Hydraulic testing of Boilers by High pressure pump. Internal hydraulic test has to be carried out for confirming the leak of pressure parts of Boilers and same has to be carried out in the presence of Boiler Inspector.