The scope of work included: • construction of water heater coils, • production of air preheater segments, • disassembly and assembly of armor, insulation and brickwork, to the extent necessary to perform works, scaffolding construction, • disassembly and assembly of coils in the first-degree water heater, • disassembly and assembly of the air pre-heater, • design and construction of a temporary support structure II of the boiler in time replacing the air heater, • development and presentation of research results along with UDT revision support, • servicing the water heater’s water test and leak testing of the air preheater and finishing and cleaning works,
