General Servicing of Hot water Generators of central heating plant at Govt Psychiatric Disease Hospital Srinagar

Amount

Opening of the Thermax Make AMW-06 model Hot Water Generator. Dismounting of the burner gun assembly ,removing the front plate ,coil from it by employing chain block. The job then involves throughly removing soot and carbon deposit s by using wire brush, scrapers and blower from shell and coil. The inside of the coil will be cleaned by circulating through it a solution of descaling compound, sulphamic acid powder of Thermax Make (approx 20Kg) and water continously for 24 hr with the help of pump while maintaining a PH of 1-2. The solution is to be circulated from a tank/barrel/trays.All consumable items viz. Brushes,detergent,diesel/kerosene oil,dhoti cloth required shall be arranged by the contractor. The job also involves dismantling/cleaning of the burner gun,cleaning of nozzle,diffuser plate,electrodes.All other accesories of the boiler shall also be opened and cleaned similarly. The HWG shall be again reassembled ,tested and commissioned after overhauling. The job includes replacement of all seals ,gaskets,asbestos rope.Asbestos felt,asbestos sheet,defective nuts, bolts etc. as shall be required The tools and tackles required for the job and any other consumables shall be provided by the contractor

Replacement of the refractory of AMW-06 Hot water Generator The job includes complete removal of old damaged refractory and thorough cleaning of refractory surfaces/bases.Angle Iron hooks/holdfasts shall be firmly welded to the refractory base whereever necessary and collar of the top plate shall be repaired if required .Refractory shall be laid in "fire Crete Super' brand castible refractory cement

Front Plate Refractory (glass wool)

Back plate refractory

Opening of the Thermax make 200W model hot water generator.Dismounting and thoroughly cleaning of burner assemly,diffuser plate,photocell holder ,all fuel connections ,fuel filter,removing top plate,coil and shell by using chain pulley block of required capacity. throughly removing soot and carbon deposits from the coil by using wire brush and blower. The inside of the coil shall be cleaned by circulating through it a solution of de-scaling compound ,sulphamic acid powder of THERMAX make(approx. 15kg) and water of required strength continuously for 12 hrs with the help of pump so that the working PH is achieved. The solution is to be circulated from a tank/barrel/trays Brushes ,detergent,diesel/kerosene oil ,dothi cloth,required shall be arranged and provided by the contractor. All the dismantled accessories of the boiler shall also be opened and cleaned similarly. The HWG shall be again reassembled, tested and commissioned after cleaning. The job includes replacement of all seals, gaskets, asbestos rope, Asbestos felt, asbestos sheet, defective nuts, bolts etc. as shall be rquired. The job also includes P/F of fuel nozzle of matching capacity. All the tools and tackles required for the job including fuel for testing and any other consumables shall be provided by the contractor.

Replacement of the refractory of 200W hot water generator. The job includes complete removal of old damaged refractory and thorough cleaning of refractory surfaces /bases. Angle iron hooks/holdfasts 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.

Top Plate Refractory

Bottom refractory

FARUKH SONS ENTERPRISE