REPAIR AND MAINT OF WATER SUPPLY MACHINERY SUCH AS CETRIFUGAL PUMPS, DOL STARTERS/SUBMARINE PUMPS, REVIVAL OF BORE WELLS AND ATTENDING OF WATER SUPPLY COMPLAINT AT VSB, VSV, TECH AREA MES COLONY UNDER GE (AF) TUGHLAKABAD

Dismantling and strip opening of submersible pump & motor of any description and in any position for detection of defect (pump or motor)/ servicing/ overhauling, cleaning, oiling/greasing, fixing of serviceable parts in position, removing & replacement of defective / unserviceable parts with new parts and reassembling the pump and motor, ensuring proper alignment of pump and motor, fixing in position, connecting to existing system and testing at site on full load to the entire satisfaction of the Engineer-in-Charge for the following capacities pumps & motors :-

10 to 12.5 HP, three phase, 415 Volts, 50 Hz, AC supply

5 to 7.5 HP, three phase, 415 Volts, 50 Hz, AC supply

Note for item No: 2.01 & 2.02: - (i) The replacement of defective / unserviceable parts shall be measured and paid separately as “Supply only” under appropriate item of Sch ‘A’ and fixing rate for new items are deemed to include under these item. (ii) Burnt out windings of motor shall be replaced, measured and paid separately under appropriate item of Sch ‘A’ for rewinding. (iii) (a) The rates for above items are deemed to include transportation of pumps/ motors to and from workshop as approved by Engineer-in-charge for necessary repairs, alignment and testing of pump and motors at authorised workshop. (b) Re-metalling to Pump shaft, polishing and grinding and making standard size to matching with Gun Metal Bush / Neck-ring shall be measured and paid for separately under appropriate item of Sch ‘A’ (iv) Lifting of pump and motor from bore well and lowering of pump and motor after repairs shall be measured and paid separately under appropriate item of Schedule `A'.-

Taking out and removing old burnt out windings of the submersible/Non clog submersible electric motors of any description and in any position of following capacity and rewinding of submersible electric motors with existing size PVC insulated, copper conductor as approved by the Engineer-in-charge including cleaning the slots with carbon- tetra-chloride solution before rewinding & testing on full load etc complete all as specified and directed :- Note : (i) The winding wire shall be of make ATLAS/FINOLEX (ii) The rate quoted by the contractor shall be deemed to include the cost of transportation from site to authorised workshop and back, fixing / lowering in position

10 to 12.5 HP, three phase, 415 Volts, 50 Hz, AC supply

5 to 7.5 HP, three phase, 415 Volts, 50 Hz, AC supply

Supply only in replacement of following defective spare parts of submersible motor of any description/make and capacity 05 to 12.5 Hp and in any positioin :-

Lower / upper housing of existing size

Gunmetal bearing bush

CI thrust plate

Carbon bush

Water seal

Bearing bush

Turning and polishing of motor shaft including lathe work

Sand Guard

Rotor Assembly

Body Sleeve

Supply only in replacement of following defective parts of submersible pumps of any description/make and capacity 05 to 12.5 Hp and in any position :-

Stage casing bowl (SS-410 material)

Rubber bearing bush

Stage casing gun metal bearing bush

Impeller of existing casing size capacity

Neck ring

Defective Stainless steel sleeve

NRV body suitable for any make of submersible pump

MS coupling and key common suitable of pump shaft and motor shaft of any type of submersible pump.

Stainer

Supply only in replacement of following defective parts of centrifugal pump sets/open well pump sets, complete all as specified & directed.

Ball bearing for 5 HP Pump

Ball bearing for 7.5 HP/10HP pump

Ball bearing for 40/60 HP pump

Gland Collar for 5 HP Pump

Gland Collar for 7.5/10 HP pump

Gland Collar for 40/60 HP pump

Stainless steel bush for 5 HP Pump

Stainless Steel bush for 7.5 HP/10HP pump

Stainless Steel bush for 40/60 HP pump

Stainless Steel shaft for 5 HP pump

Stainless Steel shaft for 7.5 HP/10HP pump

Stainless Steel shaft for 40/60 HP pump

Cast Iron Impeller for 5/10HP pump complete with all accsessories.

Cast Iron Impeller for 40 HP pump complete with all accsessories.

Cast Iron Impeller for 60 HP pump complete with all accsessories.

Gland packing off size suitable for pump set capacity 5HP to 60 HP

M&L for Turning /remetalling and polishing of pump shaft with shaft key including lathe work.

Rubber packing sheet 3mm thick.

Ball bearing grease superior quality in 1KG containers (Make CASTROL)

MS Nuts, bolts and washers of various sizes as required.

S&F in replacement Submersible cable PVC insulated copper conductor flat 3 core 2.5Sqmm 1100 volt complete all as specified and directed by Engr-in-charge. Make- Havells/ Finolex/ Polycab

All as per item No 39 herein before but for 3 core 4 sqmm, complete all as specified and directed.

All as per item No 39 herein before but for 3 core 6 sqmm, complete all as specified and directed.

All as above item No: 39 herein before but for 16sqmm copper wire, complete all as specified and directed.

Supply and fix bricks subclass B designation 70, laid flat in trenches for protection of cable over LT cable complete all as specified and directed.

S&F in replacement of XLPE insulated, armoured heavy duty electric cable with aluminium conductor, 1100 volt grade, cross-sectional area size 3.5 C 35 Sqmm complete all as specified and directed by Engr-in-Charge. Make:- Polycab/Plaza/Finolex

Supply & fix in replacement of 4 Core 1.5sq.mm. PVC sheathed PVC insulated copper armoured cable complete all as specified and directed by Engr-in-charge. Make: Havells/Polycab/Gloster

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