Complete repairing of different types of pumps like, Sealing pumps, Fire pumps, Emulsifier pumps, Sump pumps, Diesel Trolley pump, Dewatering Trolley Pumps and Submersible Pump of Tubewell etc. installed at different sites of Unit-07,120MW

Amount

A. Make up water pump (No of Installed Qty-3) 1. Dismantling of pump for internal inspection of parts at site.

2. Complete repairing of the following components 2.1 Stage Body

2.2 Impeller

2.3 Dynamic Balancing of rotating components within accuracy (Rotor, Impeller)

3 Repairing of shaft by metalizing and machining to get original profile and removal of shaft run out within 0.02mm. 3.1 Head shaft

3.2 Impeller shaft

4. Fabrication of following components as per actual/sample and fitting in pump from own material of the contractor 4.1. Re-rubberization brass bearing

4.2. Threaded barrel coupling (SS Material)

4.3. Distance sleeve (SS Material)

4.4. Gland Sleeve(SS Material)

4.5. Lifting Nut(SS Material)

4.6. Lock Nut(SS Material)

4.7. Thrust Bearing housing (C.I.)

4.8. S.S.Fastners 4.8.1. Length 120MM,OD 14 MM

4.8.2. Length 85 MM,OD 12 MM

4.9. Neck ring/wear ring for Bell mouth

4.10. Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts nipples/packing’s etc. to be arranged by firm at their own cost.

4.11 Erection & commissioning of the pump at site.

B. Auxiliary Bearing Cooling Pump (No of Installed Qty-5) 5. Dismantling of pump for internal inspection of parts at site.

6. Fabrication and replacement of undernoted parts from the own material of the contractor 6.1. Shaft of EN-8 steel

6.2. Gland sleeve (S.S.)

6.3. Sleeve Nut / Lock Nut (S.S.)(2 DE&2NDE)

6.4. Packing gland Assembly / gland stocker(C.I.)

6.5. Wearing Ring for casing (C.I.)

6.6. Lock Nut for Bearings with Lock washer (S.S)

7.Repairing of pump casing at bearing portion by welding with CI electrodes and machining

8 .Repairing of bearing housing

9. Repairing of impeller (gun metal)

10. Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost

11. Erection & commissioning of the pump at site.

C. Sealing Pumps :- ( (No of Installed Qty-5) 12. Dismantling of pump for internal inspection of parts at site.

13. Fabrication and replacement of undernoted parts from the own material of the contractor 13.1 Shaft of EN-8 steel

13.2. Gland sleeve (SS)

13.3 Impeller Nut (S.S.)

13.4 Packing gland Assembly/Gland Stoker (C.I.)

13.5 Wearing Ring for casing (G.M.)

14 Repairing of impeller

15 Repairing of pump casing at bearing portion by welding With CI electrodes and machining

16 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost

17 Erection & commissioning of the pump at site.

D. Fire Pump (No of Installed Qty-5) 18 Dismantling of the pump from foundation

19 Complete dismantling of the pump for internal inspection of part at site.

20 Fabrication and replacement of undernoted parts from the own material of the Contractor. 20.1 Gland Sleeves (S.S)

20.2 Stuffing Box Gland Assly. (C.I.)/Gland stoker

20.3 Stage Bushes/Distance Bushes (S.S)

20.4 Impeller Nut (S.S.)

20.5 Impeller (Phosphor Bronze)

21 Repairing of Stage casings and Diffusers by remetalising of impeller housing and stuffing box with CI L&T electrodes and machining the same as per original profile at worn out portions.

22 Remetalising of Impellers at worn out portions and then machining upto original profile of vanes

23 Remetalising of bearing housing with CI L&T electrodes and then machining as per bearing outer dia.

24 Replacement of all SS studs with bolts and all gland SS studs with new.

25 Repairing of shaft

26 Dynamic balancing of rotor with impeller assembly

27 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost

28 Erection & commissioning of the pump at site.

E Emulsifier Pumps (No of Installed Qty-4) 29 Complete dismantling of the pump, and checking of its all internals for measuring the run outs, status of wear out etc at site.

30 Fabrication and replacement of undernoted parts from the own material of the Contractor. 30.1 Gland Sleeves (S.S)

30.2 Pump Shaft (Material En-8Steel)

30.3 Stuffing Box Gland Assly. (C.I.)/Gland stoker

30.4 Impeller ( Phosphor Bronze )

30.5 Impeller Nut

31 Remetalising of impeller housing and stuffing box with CI L&T electrodes and machining the same as per original profile at worn out portions.

32 Providing new GM neck rings as per impeller housing and fitting by Screw.

33 Remetalising of bearing housing with CI L&T electrodes and then machining as per bearing outer dia.

34 Remetalizing of Impellers at worn out portions and then machining upto original profile of vanes.

35 Replacement of all SS studs with bolts and all gland SS studs with new.

36 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts nipples/packing’s etc. to be arranged by firm at their own cost

37 Erection & commissioning of the pump at site.

F. Sump Pump(vertical / horizontal) (installed Qty. 8 Pumps) 38 Fabrication and replacement of undernoted parts from the own material of the Contractor. 38.1 Gland Sleeves (S.S)

38.2 Shaft of EN-8 Steel for horizontal Sump pump

38.3 Shaft of EN-8 Steel- for vertical Sump pump

38.4 Impeller Nut(SS)

38.5 Packing gland Assembly Gland Stoker(C.S)

38.6 Wearing Ring for casing.

38.7 Impeller C.I.

38.8 Bush (Material GM)

39 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost.

G Diesel trolley pump (No of Installed Qty-1) 40 Fabrication and replacement of undernoted parts from the own material of the Contractor. 40.1 Gland Sleeves (S.S)

40.2 Shaft of EN-8 Steel-

40.3 Impeller Nut(SS)

40.4 Packing gland Assembly Gland Stoker(C.S)

40.5 Wearing Ring for casing (Gun Metal)

40.6 Impeller C.I.

40.7 Bush (Material GM)

41 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost

H. Dewatering Trolley Pump (No of Installed Qty-4) 42 Fabrication and replacement of undernoted parts from the own material of the Contractor. 42.1 Gland Sleeves (S.S)

42.2 Shaft of EN-8 Steel-

42.3 Impeller Nut(SS)

42.4 Packing gland Assembly Gland Stoker(C.S)

42.5 Wearing Ring for casing (Gun Metal)

42.6 Impeller C.I.

42.7 Bush (Material GM)

43 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost.

I. Condensate Transfer pumps :- (No of Installed Qty-3) 44 Complete dismantling of the pump at site and checking of its all internals for measuring the run outs, status of wear out etc

45 Fabrication and replacement of following spares from the own material of the contractor 45.1 Gland sleeves (Material Phosphorus Bronze)

45.2 Wearing rings (Material Gun Metal)

45.3 Distance bushes (Material Gun Metal)

45.4 Balancing disc (Material Gun Metal)

45.5 Fabrication & Fixing of Impellers (Mat. Phosphor Bronze)

46 Repairing of wearing disc.

47 Repairing of stage bodies and suction & discharge covers

48 Dynamic balancing of rotor with impeller assembly

49 Repairing of impeller (gun metal )

50 Repairing of bearing housing

51 Repairing of shaft

52 Repairing of diffuser

53 Assembly of the pump by maintaining clearances as per manufacturer’s norms and by replacing any other small components such as keys/pins/screws/ bolts/nuts /nipples/packing’s etc. to be arranged by firm at their own cost

54 Erection & commissioning of the pump at site.

55 Complete repairing and fabrication of different parts of submersible pump for tube-well.

M/S UNIVERSAL ENGG.CO