General Overhauling of Hot Water Generators and complete servicing of convectors/Radiators along with allied works at Govt. B and J Hospital, Srinagar.

Amount

Opening of the Thermax make 600W model Hot Water Boiler, thoroughly cleaning inside and outside of the same, both in case of coil and the shell and removing of soot and carbon deposits. The inside of coil shall be cleaned by circulating through it a solution of Max Clean decaling compound of Thermax make (approx. 25 kg) and water of required strength, continuously for 24 hours with the help of a pump. The solution is to be circulated from a tank /barrel. Brushes, detergent, diesel/kerosene oil, dhoti cloth required shall be arranged and provided by the contractor. All other accessories of the boiler shall also be opened and cleaned similarly. The job includes replacement of all seals, gaskets, asbestos rope, asbestos felt, asbestos sheet, defective nuts and bolts etc. The tools, tackles required for the job and any other consumable shall be provided by the contractor.

Replacement of refractory of 600W hot water generator. The job includes complete removal of old damaged refractory and thorough cleaning of refractory surfaces/bases. Angle iron hooks/hold fasts shall be firmly welded to the refractory base wherever necessary and collar of the top plate shall be repaired if required. Refractory shall be laid in ‘Fire Crete Super’ brand castible refractory cement:-

Top Plate refractory

Bottom refractory

Opening of the Thermax make AMW06 hot water generator, thoroughly cleaning inside and outside of the same, both in case of coil and the shell and removing of soot and carbon deposits. The inside of coil shall be cleaned by circulating through it a solution of Max Clean decaling compound of ‘Thermax’ make (approx. 25 kg) and water of required strength, continuously for 24 hours with the help of a pump. The solution is to be circulated from a tank /barrel. Brushes, detergent, diesel/kerosene oil, dhoti cloth required shall be arranged and provided by the contractor. All other accessories of the boiler shall also be opened and cleaned similarly. The job includes replacement of all seals, gaskets, asbestos rope, asbestos felt, asbestos sheet, defective nuts and bolts etc. The tools, tackles required for the job and any other consumable shall be provided by the contractor.

Replacement of refractory of AMW06 hot water generator. The job includes complete removal of old damaged refractory and thorough cleaning of refractory surfaces/bases. Angle iron hooks/hold fasts shall be firmly welded to the refractory base wherever necessary and collar of the top plate shall be repaired if required. Refractory shall be laid in ‘Fire Crete Super’ brand castable refractory cement.

Back plate refractory

Complete dismantling of heat convectors installed inside various blocks of Govt. B&J Hospital, Srinagar. The convectors after opening at flange joints were shifted to any suitable place inside the hospital premises as identified by concerned engineer in charge. The job includes removing of dirt etc. between aluminium fins either by using blower or manually by using suitable size wire brushes followed by impinging high pressure water. The job also includes straightening of Aluminium fins and fixing of loose fins by brazing. The inside of copper tube shall be cleaned by circulating a solution of sulphuric acid powder of Thermax (Maxclean) make and water of required strength continuously for 1 hour or more with the help of pump so that the working pH is achieved (pH between 1 to 2). The solution is to be circulated from a tank/barrel/tray (tobe be circulated by contactor). Brushes, detergent, diesel/kerosine oil, dhoti cloth, litmus paper required shall be arranged and provided by the contractor. The convector shall then be fitted to their respective places with replacement of damaged gaskets, nuts & bolts etc. The job further includes removal of dents if any to the convector sheilds followed by application of coal of paint of even shade on the required portion.

Fabrication, providing and fitting of convector clamps for the convectors, to be fabricated out of suitable size angle/flat iron. These clamps are to be fixed to the wall with the help of 8 × 150 mm dash fasteners. The clamps are to be fabricated so that there was no gap between convector sheild and wall after installation of convectors.

Complete dismantling of Radiators installed inside various blocks of Govt. B&J Hospital, Srinagar. The Radiators after opening will be shifted to any suitable place inside the hospital premises as identified by concerned engineer in charge. The job includes removing of dirt etc. between aluminium fins either by using blower or manually by using suitable size wire brushes followed by impinging high pressure water. The job also includes fixing of damaged portions if any by brazing. The inside of radiator shall be cleaned by circulating a solution of sulphuric acid powder of Thermax (Maxclean) make and water of required strength continuously for 1 hour or more with the help of pump so that the working pH is achieved (pH between 1 to 2). The solution is to be circulated from a tank/barrel/tray (to be be circulated by contactor). Brushes, detergent, diesel/kerosine oil, dhoti cloth, litmus paper required shall be arranged and provided by the contractor. The radiator shall then be fitted to their respective places with replacement of damaged gaskets, nuts & bolts etc. The job further includes removal of dents if any to the radiator followed by application of coat of paint of even shade on the required portion.

Supply, installation, testing and commissioning of following diameter MS 'C' class piping along with allied fittings in sizes at various places.

SITC of 20 mm Ball Valve along with allied fittings at various places in place of old damaged ones.

NEW AHANGER ENGINEERING WORKS

M/S BHAT ENTERPRISES