REPAIR MAINTENANCE OF PUMP SETS AND CONNECTED EXTERNAL WATER SUPPLY SYSTEM AT VSN NAGPUR

Amount

M&L for opening pump set split case centrifugal type 35 LPS, 75 mtr head coupled to electric motor of capacity 50 HP/60HP, make Kirloskar /Crompton from motor coupling after isolating the electric and earth lead connections opening the pump set for repair/overhauling etc including replacing the items with new items given vide item No 2 below, reassemblying the pumpset greasing connecting, testing and commissioning complete including necessary Lathe works all as specified.

Supply only spare parts for pump set for fixing against item No.1 as follows:-

Repairing of shaft by remetaling/welding, grinding and polishing

Bearings as per existing(02 nos in each) with bearing sleeve for Drive End/Non Drive End

oil/water seal /Mechanical seal assembly

Impeller stainless steel as per casing dia

Alignment of pump impeller with motor shaft

Lantern ring

Impeller lock nut

Terminal box cover

Gland

Coupling with rubber bush as per existing type

Pump Gasket

Shaft sleeve bronze

Pump wear ring and Pump shoulder ring

Make of bearing : SKF/TIMKER/NSK/URB

Note: (a) All the items/parts mentioned against 2.01 to 2.13 here-in-above shall be suitable/compatible for the type and make of pumping set as mentioned against item No 1 above. (b) Cost of fixing of items is deemed to be included in the unit rate of item No 01 Above (c) Alignment pump carried out by high skilled mechanical deemed including in the unit rate of item No 1.

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity 60HP, with suction line from UG sump to Pump set & delivery pipe line & oulet pipe line from pump set to wall/pit as observed inside plant room , operating valves(Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc and painting with two coats of synthetic enamel paint of superior quality as per existing colour or as approved colour using spray gun and writing SM No / MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge. Make :Asian paint/Berger/Nerolac

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity 50HP, with suction line from UG sump to Pump set & delivery line from pump set to wall/pit as observed inside plant room , operating valves (Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per existing colour or as approved colour using spray gun and writing SM/ MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge. Make :Asian paint/Berger/Nerolac

All as per Item No 1 here in before but the capacity of the pump set 25 HP to 40 HP at pump house. Make- Kirloskar or equivalent

Supply only spare parts for pump set vide item no. 5 above

a) Supply only pump shaft sleeve made out of gun metal

b) Supply only key for main shaft/impeller

c) Supply only check nut for pump set shaft

d) Supply only stuffing box bush

f) Supply only water seal

g)Supply only stuffing box packing

h) Supply only rubber tyre coupling complete make Fenner/Unique/Unimac

j) Supply only pump set bearing housing DE/NDE

k) Supply only Air relase valve

l) Supply ball/roller bearing complete

m) Supply only pump Shaft

Make of bearing : SKF/TIMKER/NSK/URB

Note:(i)All the items/parts mentioned against 6.01 to 6.12 here-in-before shall be suitable/compatible for the type and make of pumping set as mentioned against item No 5 above. (ii) Cost of fixing of items is deemed to be included in the unit rate of item SL NO-5 (iii) Alignment of pump carried out properly high skilled machanical deemed including in the unit rate of item No 5.

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity 25HP upto 40 HP , with suction line from UG sump to Pump set & delivery pipe line & oulet pipe line from pump set to wall/pit as observed inside plant room , operating valves(Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per Dark blue for pump set and pipe line outlet/Inlet for light blue existing colour or as approved colour using spray gun and writing SM/ MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge.Make :Asian paint/Berger/Nerolac

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity 20HP, with suction line from UG sump to Pump set & delivery pipe line & oulet pipe line from pump set to wall/pit as observed inside plant room , operating valves(Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per Dark blue for pump set and pipe line outlet/Inlet for light blue existing colour or as approved colour using spray gun and writing SM/ MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge.Make :Asian paint/Berger/Nerolac

M&L for Repairing / Servicing of unserviceable centrifugal pump set of suitable capacity couplled with 15HP electric motor by dismantling the pump and taking out defective/unsv/worn out parts of pump set and replacement of all defective parts as under and reassebling the pump set includingproper alignment and testing complete all as specified and as directed by Engr-in-charge.

(a) Bearings as per existing(02 nos in each) with bearing sleeve for DE/NDE Make of bearing : SKF/TIMKER/NSK/URB

(b) oil/water seal /Mechanical seal assembly

(c) Alignment of pump impeller with motor shaft

(d) lantern ring

(e) Impeller lock nut

(f) Gland

(g) Coupling with rubber bush as per existing

(h) Pump Gasket

(j) Shaft sleeve

(k) Pump wear ring and Pump shoulder ring

(l) Key for coupling

(m) Gland Packing

(n) O ring

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity 15HP, with suction line from UG sump to Pump set & delivery pipe line & oulet pipe line from pump set to wall/pit as observed inside plant room , operating valves(Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per Dark blue for pump set and pipe line outlet/Inlet for light blue existing colour or as approved colour using spray gun and writing SM/ MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge. Make :Asian paint/Berger/Nerolac

Taking down electric motor 60 HP/50 HP 415 volt coupled to Centrifugal Pump after disconnecting the electrical connection, and earth connections from its foundation and transportation to work shop opening carefully the rotor and stator winding and cleaning and removing all dust and dirt carefully ,warnishing the stator to enhance the insulation level, baking, drying complete, greasing on reassemblying the motor to back to pump house / installation and reinstallation on foundation, reconnecting, cable connection fixed new thumble and pump/shifts alignment and reconnect earth connections etc complete in all respect and starting the pump ,testing complete all as directed. by Engr-In-Charge Note : Cost of Rewinnding Bearings shall be measured and paid separately.

All as per Item No 11 here in before but the capacity of the Motor 25 HP Note- Cost of Rewinding Bearings shall be measured and paid separetely.

All as per Item No 12 here in before but the capacity of the Motor 7.5 HP Note- Cost of Rewinding Bearings shall be measured and paid separetely.

M & L for preparation of old painted exposed surface of Centrifugal pump set of capacity7.5HP, with suction line from UG sump to Pump set & delivery pipe line & oulet pipe line from pump set to wall/pit as observed inside plant room , operating valves(Non return valve/Sluice valve/Gate Valve ) any size by removing dust, dirt, oil, grease etc & and painting with two coats of synthetic enamel paint of superior quality as per Dark blue for pump set and pipe line outlet/Inlet for light blue existing colour or as approved colour using spray gun and writing SM/ MES No to pump sets with white paint complete all as specified and directed by Engr-in-Charge.Make :Asian paint/Berger/Nerolac

All as per Item No 11 here in before but the capacity of the Motor 5 HP Note- Cost of Rewinding Bearings shall be measured and paid separetely.

Taking down electric motor from centrifugal monoblock pump 15 HP 415 volt coupled to pump after disconnecting the electrical connection, and earth connections from open well/ sump and transportation to work rsible motor) opening carefully the rotor and stator winding and cleaning and removing all dust and dirt carefully ,warnishing the stator to enhance the insulation level, baking, drying complete, greasing on reassemblying the motor to reinstallation on foundation, reconnecting back the cable and earth connections etc complete in all respect and starting the pump all as directed.

Dismantling monoblock pump set type 15 LPS, 44 mtr head 7.5 HP 415 Volt, from foundation base plate after isolating the electric and earth lead connections, suction and delivery pipes etc loading, shifting pump set to workshop opening the pump set, motor rotor and stator etc for repair/overhauling and warnishing and baking the stator winding to enhance the insulation level including replacing unserviceable items with new items given vide item No 17 below and tranportation to the pump house reassmblying the Moter with pumpset reinstalling on foundation frame connecting, testing and commissioning complete all as specified.

Supply only spare parts for pump set vide item No 17 as follows:-

(a) Supply only pump shaft sleeve made out of gun metal

(b) Supply only key for main shaft/impeller

(c) Supply only check nut

(d) Supply only stuffing box bush

(e) Supply only water seal

(f) Supply only stuffing box packing and greasing

(g) Supply only ball bearing complete DE/NDE. make NBC/TATA/SKF

(h) Supply only pump Shaft

(j) Supply ball/roller bearing complete

Make of bearing : SKF/TIMKER/NSK/URB

Note:All the items/parts mentioned against (a) to (j) here-in-before shall be suitable/compatible for the type and make of pumping set as mentioned against item .

Dismantling monoblock pump set centrifugal type 5 HP 415 Volt,Kirloskar make from foundation base plate after isolating the electric and earth lead connections, suction and delivery pipes etc loading, shifting pump set to workshop opening the pump set, motor rotor and stator etc for repair/overhauling and warnishing and baking the stator winding to enhance the insulation level including replacing the unserviceable parts with new items given vide item below and reassmblying the pumpset and transporting back to site reinstalling on foundation frame connecting, testing and commissioning complete all as specified.

Supply only spare parts for 7.5 pump set for replacing old unserviceable item in pump set dismantling vide item No.19 as follows:-

(a) Supply only pump shaft sleeve made out of gun metal

(b) Supply only key for main shaft

(c) Supply only check nut

(e) Supply only water seal

(g) Supply only pump Shaft

(h) Supply only ball bearing complete DE/NDE. Make NBC/TATA/SKF

Note:All the items/parts mentioned against 20(a) to 20(h) shall be suitable/compatible for the type and make of pumping set as mentioned against item No. 18

Dismantling Submersible pump set/ centrifugal type 1 HP to 5 HP 3 phase 415 V from foundation base plate after isolating the electric and earth lead connections, suction and delivery pipes etc opening the pump set, motor rotor and stator etc for repair/overhauling and warnishing and baking the stator winding to enhance the insulation level including replacing the unserviceable parts with new items given vide item No below and reassemblying the pumpset and reinstalling on foundation frame connecting, testing and commissioning complete all as specified.

Supply only spare parts for pump set of capacity 1 to 5 HP vide item No.21 as follows:-

(a) Supply only pump shaft sleeve made out of gun metal

(b) Supply only key for main shaft

(c) Supply only check nut

(d) Supply only cast iron impeller

(e) Supply only water seal

(f) Supply only stuffing box packing and greasing

(g) Supply only ball bearing complete DE/NDE. Make NBC/TATA/SKF

Note:All the items/parts mentioned against 22(a) to 22(g) to here-in-before shall be suitable/compatible for the type and make of pumping set as mentioned against item Cost of fixing of items is deemed to bne included in the unit rate of item

Dismantling Submersible pump set 7.5HP to 15HP 3 phase 415 V from UG sump/open well after isolating the electric and earth lead connections, suction and delivery pipes etc opening the pump set, motor rotor and stator etc for repair/overhauling and warnishing and baking the stator winding to enhance the insulation level including replacing the unserviceable parts with new items given vide item No given below and reassemblying the pumpset and reinstalling on foundation frame connecting, testing and commissioning complete all as specified.

Supply only spare parts for pump set of capacity 15 HP vide item No. 23 as follows:-

(a) Supply only pump shaft sleeve made out of gun metal

(b) Supply only key for main shaft

(c) Supply only check nut

(d) Supply only cast iron impeller

(e) Supply only water seal

(f)Supply only stuffing box packing and greasing

(g) Supply only ball bearing complete Make NBC/TATA/SKF

Dismantling booster pump 0.5 to 1 HP 3/1 phase 415/250 V from foundation base plate after isolating the electric and earth lead connections, suction and delivery pipes etc opening the pump set, motor rotor and stator etc for repair/overhauling and warnishing and baking the stator winding to enhance the insulation level including replacing the unserviceable parts with new items given vide item No given below and reassemblying the pumpset and reinstalling on foundation frame connecting, testing and commissioning complete all as specified.

(a) Pressure tank suitable for 1 hp 24 ltr capacity

(b) Pressure switch suitable for 1 hp

(C) Float switch

(d) Y Type strainer

(e) Pressure gauge

(f) SS flexible pipe

(g) NRV 25 mm

(h) 5 way connector

(j) Hex nipple

(k) Impeller

Note:All the items/parts mentioned against 25 (a) to (k) to here-in-before shall be suitable/compatible for the type and make of pumping set as mentioned against item Cost of fixing of items is deemed to bne included in the unit rate of item

M & L for Rewinding of pump motor 415 Volt 3 phase after disconnecting electric cable and eath lead, suction and delivery pipes, shifting to work shop, dismantling the motor assembly and removing the burnt out copper winding of stator and cleaning the stator slots and core assembly, rewinding to stator with suitable gauge super enamelled copper wire with insulating papers and insulation cloths, varnishing the winding and baking heating for achieving the required insulation resistance, re-assembling the motor and testing complete, incl transporting back to site and fixing motor to its original place, reconnecting electric cable and earth leads etc testing and commissioning complete in all respect all as specified and as directed by Engr-in-charge for the following capacity: -

(a) up to 7.5 hp

Note : Cost of Bearings shall be measured and paid separately under relevent item.

M&L for painting of suction and delivery pipe not more than 5 mtrs and motor pump set of capacity upto 7.5 HP after removing all dust, dirt etc and clean the surface thoroughly with two coats of synthetic enamel paint including writing the complete all as specified and directed.

Supply and laying LT Rubber mating chequered type of size 2 mtr x 1 mtr x12 mm thick as per IS 5424/1969

S & F in repair Cast iron foot valve confirming to IS:4038 with rubber seating, flanged end complete incl taking out old unsvall as specified and as directed by Engr in charge Make: Kirloskar Leader /Venus/

(a) 100 mm bore

(b) 150 mm bore

(c) 80 mm bore

Supply and fix in repair high pressure, heavy duty cast iron non return valve/ check valve of following sizes, conforming to BS 1868, Class 600, suitable to hydrostatic test pressure for body 156 kg/sq cm & for seat 115 kg/sq cm, both ends flanged in existing line, after removal of old unserviceable non return valve without damaging to existing pipe line complete all as specified and directed by Engr-in-charge. Make Kirloskar Leader /Venus Note : Suitable size MS flanges for existing pipe line, Joints and jointing materials shall be included under this item.

(a) 150mm dia

(b) 100mm dia

(c) 80mm dia

(c) 50mm dia

Supply & fix in repair of cast iron Sluice valve PN1.6 as per IS-14846, body, dome, wedge-CI IS:210, rings-bronze IS:318, Spindal-SS IS:6603, Gland Packing greasy jute packing, fasteners-CS, Gasket- Natural rubber, nominal size as under, both ends flanged in existing line, after removal of old unserviceable sluice valve without damaging to existing pipe line complete all as specified and directed by Engr-in-charge. Make: Kirloskar Leader /Venus/. Note : Suitable size flanges for existing pipe line, Joints and jointing materials shall be included under this item.

(a)150mm dia

(b)100mm dia

(c) 80mm dia

(c) 50mm dia

S&F Bronze gate valve class-1 for 15mm bore pipe, with iron wheel head, screwed both ends for iron pipe and fixed, ISI marked conforming to IS 778: 1984, fixed as in repair complete all as specified and directed.Make : SANT/ZOLOTO/LEADER

All as per serial item No. 32 here-in-before but of size 20mm bore

S&F in repair stainless steel bourdon type pressure gauge dial type 0 -25 Kg/cm2 range with a stainless steel body complete including all necessary GI pipe connection fittings / cutting / jointing all as specified and directed by Engr In charge. Make: Guru/ Feibeg/ omega

Asha Enterprises