WBIW/EE/MDMD/e-NIT- 19/2025-26/08

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. For 50 cusec pump

Transmission Bearing/Bowl bearing/Rubber bearing (Material: Neo. Rubber LND BR 2 Shell)

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

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

cotton( hydraulic) gland packing

Neoprene rubber bush

Coupling Pin (Mat. CS IS1570-40C8 HOT RLD) in motor coupling

Ratchet pin/pin (Mat: EN 24)

Gasket

Transmission shaft/head shaft/impeller shaft (Material: ST ASTM 276-316 ANLD)

Muff coupling with keyway (Material: .ST ASTM 276-316 ANLD)

Bearing 7318BECBM(SKF)

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 prepared surfaces with one coats of zinc phosphate primer (airless spray preferred) 50microns/coat and one coat coaltar epoxy, 150 microns/coat including cost of all materials, labour, scaffolding etc., complete with all leads and all lifts.

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