REPAIR/MAINT OF SEWAGE PUMP, WATER PUMP AND CONNECTED WORKS AT

Amount

Lifting/lowering of Unsv non clogging submersible pumping set,10 to 12 HP from the under ground main sump with the help of chain pulley manually operated his own arrangement of the contractor including loading , unloading and transporting STP instalition to civil work shop and bringing back after repair from the civil workshop to STP instalation.Fixing the same repaired non clogging pumping sets its original position with and including minor spare such as nuts,bolts,washers and rubber gasket etc complete all as directed by EIC. Note:-(a) Cost of necessary T&P like chainpulley /crane etc required for taking out & fixing of the pump set from the under ground sump are deemed to be included in this item. (b) The necessary repairs of the pump set shall be carried out by the authorised and approved agency at their workshop including transportation charges etc . (c) The repairs / replacement carried out in the pump set shall be measured and paid for separately under appropriate item of Schedule `A'. (d) Quoted shall be inclusive of all safety precaution and necessary equipments required for entering into sump

Dismantling & strip opening completely non clogging submersible motor and pump set 10/12 HP capacity , three phase, 415 volts for ascertaining serviceability of the winding and other parts of the motor and pump set at authorized workshop, servicing / overhauling, fixing the serviceable parts in its original position and replacement of the unserviceable parts with new one, reassembling the motor and pump set and testing at workshop , and commissioning at site etc including duly paint with two coat of smoke grey paint complete all as specified & directed.

NOTE (i) The quoted rates of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of sch `A’ as ‘supply only’ but quoted rates are inclusive of replacement of small parts such as pin, oil seal `o’ ring, washers, screws, gasket, shim, banjo washers, kit & locking keys etc. (ii) The existing lubricating oil shall be drained out carefully and collected in suitable containers and sump of the non clog submersible motor shall be cleaned thoroughly. Filling of fresh lubricating oil shall be measured and paid for separately under appropriate item of Schedule `A'. (iii) Replacement / rewinding of burnt out windings of non clog motor shall be measured and paid for separately under appropriate item of Schedule `A'.

Cutting and taking out existing burnt out / unserviceable copper winding from the stator unit of submersible motor. Cleaning of slots and complete stator unit with using carbon tetra chloride (CTC solution), material and labour for rewinding the motor with using super enameled copper wire (Make: Atlas / Finolex / Devi dayal) of existing size / gauge including providing bi-metallic thermal overload protection and all necessary insulating Materials such as varnish, insulating paper, sleeving etc for 10 HP/12 HP capacity, 3 phase, 415 volts clogging submersible motor etc complete all as specified & directed.

Supply only the following items/ parts suitable for existing make and model of non clogging submersible electric Motor and pump sets 10 /12 HP, model No KDS10MS100 repaired under Schedule `A' item No 02 above . The fixing element of these items is deemed to be included under Schedule `A' item No 02 :-

(a) Hard metal upper mechanical seal assembly

(b) Hard metal lower mechanical seal assembly pump side

(c) Ball bearings, self lubricating and antifriction type, upper

(d) Over size double row ball bearings, self lubricating and antifriction type, lower

(e) Water tight cable terminal block with cable sleeve and strain relief

(Note: - Rates for water tight cable joints with cable sleeve are included in this item.)

(f) Single vane non clog design dynamically balanced cast iron impeller as per IS- 210Gr, FG -260

(g) Moisture sensor (electronic seal monitor) with visual and audible signals

Repairing and reconditining work for the following item for induction motor & cetifugal pump of any description, 10 /12 HP capacity all as specified and directed by the Engineer-in-charge.

(a) Rotor machining,grinding and balancing

(b) Motor tube boring,machining & reconditioning

(c) motor lamination setting with material

(d) Rotor reconditioning

(e) slote repairing in stator

(f) Repairing of the high carbon steel shaft

(g) Repairing and reconditining of the terminal plate

De-watering / emptying completely the existing Aeration chamber of any description and in any position and disconnecting & taking out Aerator Electric Motor 12 HP, 3 Phase, 415 Volts from Aeration tank including existing cable and transporting the motor to authorised workshop for repairs, fixing, commissioning and testing of the motor in its original position at site after necessary repairs etc complete all as specified & directed.

Notes : - (a) Cost of necessary T&P/crane required for De-watering of Aeration tank and taking out & fixing of the Aerator Motor from the Aeration tank are deemed to be included in this item. (b ) The necessary repairs of the Aerator motor shall be carried out by the authorize and approved agency at their workshop and quoted rates by the contractor for above item includes the transportation charges of Aerator motor to and fro workshop . (c ) The repairs / replacement carried out in the motor shall be measured and paid for separately under appropriate item of Schedule `A'.

Dismantling & strip opening completely 12 HP Aerator Motor of Make - Kishor having model No KDS–12MS100, ascertaining serviceability of the winding and other parts of the Aerator motor at authorized workshop, servicing / overhauling, fixing the serviceable parts in position and replacement of the unserviceable parts with new one, reassembling the motor and testing at workshop etc complete all as specified & directed. (NOTE : 1. The quoted rates of the contractor includes for fixing the serviceable parts in position and replacement of unserviceable parts with new parts. The new replaced parts shall be measured and paid for separately under appropriate item of sch `A’ as `supply only but quoted rates are inclusive of replacement of small parts such as pin, oil seal `o’ ring, washers, screws, gasket, shim, banjo washers, kit & locking keys etc. 2. The existing lubricating oil shall be drained out carefully and collected in suitable containers and sump of the Aerator Motor shall be cleaned thoroughly. Filling of fresh lubricating oil shall be measured and paid for separately under appropriate item of Schedule `A'. 3. Replacement / rewinding of burnt out windings of motor shall be measured and paid for separately under appropriate item of Schedule `A'.

Cutting and taking out existing burnt out / unserviceable copper winding from the stator unit of Aerator motor. Cleaning of slots and complete stator unit with using carbon tetra chloride (CTC solution), Material and labour for rewinding the motor with using super enameled copper wire (Make: Atlas/Finolex/Devi Dayal) of existing size / gauge including providing bi-metallic thermal overload protection and all necessary insulating Materials such as varnish, insulating paper, sleeving etc and fixing, reassembling the motor after necessary repairs etc complete all as specified & directed.

Supply only the following items for aeration electric motor repaired under Schedule `A' item No 07 above. Note:- The fixing element of these items is deemed to be included under Schedule `A' item No 07 :-

(a) Hard metal upper mechanical seal assembly, Part No 890

(b) Hard metal lower mechanical seal assembly, part No 891

(c) Double row ball bearings, self lubricating and antifriction type upper bearing part No 971

(d) Over size double row ball bearings, self lubricating and antifriction type, lower

(e) Water tight cable terminal block with cable sleeve and strain relief

Repairing and reconditining work for the following item for induction motor & cetifugal pump of any description, 12 HP capacity all as specified and directed by the Engineer-in-charge.

(a) Rotor machining,grinding and balancing

(b) Motor tube boring,machining & reconditioning

(c) motor lamination setting with material

(d) Rotor reconditioning

(e) slote repairing in stator

(f) Repairing of the high carbon steel shaft

(g) Repairing and reconditining of the terminal plate

Taking down unsv centrifugal pump set any make 20 / 30 Hp capacity and transpoting to civil work shop with and including loading and unloading and dismantling unsv parts from the centrifugal pump set such as bearing cartidge DE and NDE side, impeller Ist stage and 2nd stage , pumpshaft etc and bringing back from the civil work shop insllated pump set its original position with and including minor spares such as nuts, bolts, and washers and testing complete all as specified and directed.

Overhauling the centrifugal pump set 20 to 30 HP capacity with and including all lathe work such as remetalling, grinding, polishing and balancing and and S&F the following parts:-

(a) Impeller Ist stage made of bronze

(b) Impeller 2nd stage made of bronze

(c ) Pump shaft high carbon steel

(d) Ball bearing DE 6307 Make : SKF

(e) Ball bearing NDE 3307 Make: SKF

(f) Interstage ring

(g) Gland DE/NDE

(h) Lantern ring

(j) Water deflector DE/NDE

(k) Impeller Key

(l) Coupling complete tyre type

Reconditioning of the pump 20 HP by opening and fitting of bearing with shaft into the bearing chamber with replacement of gland packing and bearing lock with cleaning of bearing chamber impeller opening and fitting complete. And machine work of shaft by filling of shaft material and grinding of shaft as per standard size i/c. cost of filling material with repairing and transportation charges from site to workshop and return to site etc complete all as specified & directed.

Making /Providing and fixing of shaft sleeve 20 HP having hardent for shaft & making new coupling, making of gun metal glain plate for both size of pump and making of glain bolts and making of pumps studs and making of gun metal impeller ring and gun metal bush and making of gun metal impeller jali etc complete all as specified & directed.

Supply only lubricating oil suitable for submersible motor of make BPCL(Hydrol 46 /Turbol 46) / HPCL( Hylubex –30) / IOL (Servo Super 10)

Supply only Gear oil suitable for submersible motor of make BPCL/HPCL/IOC

Note : Taking down, fixing, jointing & testing element of this item is deemed to be included in the Sch ‘A’ item respectively.

Supply only Alloy Steel chain 8mm dia complete all as directed.

Supply only Flexible pvc pipe 80 mm dia complete all as directed.

Note : Taking down, fixing, jointing & testing element of this item is deemed to be included in the Sch ‘A’ item respectively.

Supply, laying, jointing and testing PVC insulated, unarmoured, PVC bedded LT cable 1100V grade with stranded copper conductor of cross sectional area 10 Sqmm 4 core etc complete all as specified and directed. (Make: Finolex/National/Polycab/CCI/ICL/Premier cable/ Gloster/BCH)

Testing of sewage water to check the Chemical Oxygen Demand and Bactorial Oxygen Demand from authrized laboratory complete all as specified and directed.

Dewatering of water in sulice valve pit chamber by pump set/manually opening the sulice valve gland plate chamber filling the gland packing rope of size 6mm to 12m dia as required and fixing the gland plate chamber in same position complete all as specified and directed by engineer in charge Note : Necessary T&P used at site shall be arranged by the contractor.

Note :- Rate for collection of water sample from Seawge treatment plant in their own container and carrying it to the Lab is included in the above item

M/s KKPARASHAR