WBIW/EE/MDMD/e-NIT- 19/2025-26/10

Maintenance and overhauling of V.T. / inclined pumps as per manufacturers instruction manual with all tools, tackles etc. This job includes labour charges, consumables like O - ring, sundry cleaning material etc. This job includes dismantling of all sub assemblies such as gear box, cooling pipes, bearing housing, stuffing box, discharge tee, muff couplings, shafts, column pipes, bowl assembly, bell mouth, strainer, line shaft enclosing tube etc. Reconditioning of all parts, inspection of all parts & replace these parts as per instructions (spares cost excluded) straighthening of shafts & refitting of all parts & sub assemblies with proper alignment including motor removing & refixing, test & trial for 24 hrs etc complete. Capacity above 5 cusec and upto 25 cusec pump

Transmission Bearing (Material: GM Grade LTB 2&5 IS-318)

Shaft sleeve/Gland sleeve (Material: ST ASTM 276-316 ANLD)

Threaded shaft Coupling ( Materials: C45, IS-1570)

Neoprene rubber bush

Rathet Pin/Pin(Mat: EN 24)

Cotton (hydraulic) gland packing

Gasket

Supply fitting Fixing of ss (AISI 304) bolts, nut & washer Dia above 20 mm, Length above 75mm upto 150 mm

Surface cleaning of metal surfaces by chemical cleaners and then by hand with emary paper, wire brush and power tool cleaners and removing dust and preparation of surface including cost of all materials, labour, machinery, scaffolding, etc., complete with initial lead for sand upto 1 km and all lifts.

Painting of Gates of Distributory/Branch/Minor canal/ Pump Coloum pipe/Pump Discharge Pipe & other similar components on prepared surfaces with one coats of zinc phosphate primer (airless spray preferred) 50microns/coat and one coal tar epoxy, 150 microns/coat including cost of all materials, labour, scaffolding etc., complete with all leads and all lifts.

Supplying, fitting and fixing PVC pipes of approved make of Schedule 80(medium duty) conforming to ASTMD - 1785 and threaded to match withGI Pipes as per IS : 1239 (Part - I). with all necessary accessories,specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew,reducing socket, reducing tee, short piece etc. fitted with holder batsclamps, including cutting pipes, making threads,fitting, fixing etc.complete in all respect including cost of all necessary fittings asrequired,jointing materials and two coats of painting with approved paintin any position above ground. (Payment will be made on the centre linemeasurements of total pipe line including all specials. No separatepayment will be made for accesories, specials. Payment for painting willbe made seperately) (a) For Exposed Work PVC Pipes 15 mm

Supplying, fitting and fixing Peet's valve fullway gunmetal standard pattern best quality of approved brand bearing I.S.I. marking with fittings (tested to 21 kg per sq. cm.). 15 mm dia.

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