Annual maintenance of central heating system 62.5 KVA DG set and engagement of operational staff for central heating system at IMPARD

Amount

Replacement of the refractory of 06 Lac Kcal/hr 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. Collar of the top plate shall be repaired if required. Refractory shall be laid in fire crate Super brand castable refractory cement. The job also includes repairs to front plate of the boiler, Complete job includes the cost of material and labour .The old refractory has to be dumped in the nearest municipal waste dumping site.

Replacement of the refractory of 04 Lac Kcal/hr 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. Collar of the top plate shall be repaired if required. Refractory shall be laid in fire crate Super brand castable refractory cement. The job also includes repairs to front plate of the boiler, Complete job includes the cost of material and labour .The old refractory has to be dumped in the nearest municipal waste dumping site.

Replacement of damaged pressure gauge with new Pressure Gauges Glycerine fillied as per specifications (100 mm Dial)

Replacement of damaged butterfly valve with new Butterfly valve (100mm dia) Body CI, Disc SS-304, PN 1.6. The job also included providing and fitting of gaskets and Nut-bolts for connecting the same in the existing pipeline

Replacement of damaged Air release valves with isolation ball valves (25mm)

Replacement of damaged circulation pump by a new Hot Water Circulation Monoblock Pump complete with induction motor of 7.5 HP (3 P) rating alongwith common base frame. Suction 100 mm Delivery 100 mm Capacity: 20 LPS Head: 19.5 m rpm: 2900 The job also included providing and fitting of gaskets and Nut-bolts for connecting the same in the existing pipeline

Providing and fitting of PEX pipe of 20 mm dia to be connected to the radiators from the supply and return side. The job includes providing and fitting of all the necessary fittings required for connecting the pipe.

Providing and fitting of 4 P 200 Amp MCCB (36 KA breaking capacity) on input supply line. The job also includes connecting thimbles to the input and output cable and connecting the same to the MCCB

Servicing /repairing of radiators by way of cleaning of tubes by pressure jet. The job includes fixing of radiators to the wall by way of clips/hangers

SITC of sequence controller to Thermax make AMW 04 L Kcal/hr hot water generator removing the damaged sequence controller & then reinstalling the new set with proper testing.

Replacement of damaged contactors-relay assembly by way of providing and fitting of new 32A Contactor (MNX32) and Overload relay of capacity (22 - 32A)

Dismantling of already existing MS pipe installed on 2nd floor of building from outside of size 50 mm and replacing the same with new one.The job includes complete insulation & cladding of the pipe

Providing and fixing double scaffolding system (cup lock type) on the exterior side, up to four storey height made with 40 mm dia M.S. tube 1.5 m centre to centre horizontal and vertical tubes joining with cup and lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staircase system in the scaffoldings for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it thereafter. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc. wherever required for inspection of work at required locations with essential safety features for the workmen etc complete as per directions and approval of Engineer-in-charge.

Servicing of 100KVA manual stabilizer by way of removing the old transformer oil and refilling of new transformer oil and with testing of the stablizer.

Providing and fitting of 90AH, 12V battery for 62.5 KVA DG Set.

Maintenance of operator’s room by way of applying wall putty and two coats of washable distemper on walls and ceiling of area (12'*12'). The job also includes supply and fixing of CGI Sheets (20 sq.m of pre-coated galvanized profile sheets 0.5 mm TCT having a crest height of 28-32 mm at 195 mm pitch and effective width of 975-1000 mm and length to suite requirement to purlins using self-drilling and self-tapping fasteners of reputed make) on the damaged part of roof. The job includes material required for painting as well as labour charges

Engagement of four no. operator for operation of central heating system from 15th Nov 2023 to 15th March 2024