REPAIR/MAINT OF OVERHEAD TANKS,CLEANING OF SEDIMENTATION TANKS,UG SUMP,BOREWELL,MOTORS,PUMPS MOTOR CONTROL PANEL INCLUDING CERTAIN OTHER CONNECTED WORKS AT WATER SUPPLY INSTALLATION AND REPAIR/MAINTENANCE OF ORP WATER FILTERS,CHEMICAL DOSING SYST

Material and labour for taking out existing unserviceable/burnt out electric monoblock motor/pumpset of capacity 10 HP, 440 Volts, 50 Hz from the existing foundation by disconnecting all electrical and mechanical connections, removing terminal/cable connections, coupling and other connected fittings, dismantling the motor as required, shifting the same to suitable repair/workshop area and opening the motor/pump for inspection of stator, rotor shaft, windings, bearings, impeller, Mounting / Volute casing, shaft sleeve, mechanical seal and other internal components for repair/replacement as required and re-assembling the serviced motor/pumpset with the repaired / rewound 10HP motor, including refitting of all serviceable components like bearing, impeller, casing etc. complete alongwith tightening of nut, bolts and washers, alignment of motor and pump, connection of electrical and mechanical accessories and making the complete monoblock pump set ready for operation complete all as specified and directed by Engineer-in-Charge. Note: (i) All replaced spare parts / materials required for motor/pump shall be measured and paid separately here-in-after under another item as 'supply only'.(ii) Work for rethreading/grinding/metal surfacing and fabrication works to pump or rotor shaft shall be measured & paid separately under respective items.

Material and labour for removal of completely burnt/unserviceable winding from the stator of dismantled 10 HP, 440 Volts, 50 Hz motor, cleaning of stator slots, examination of stator core and carrying out complete rewinding with approved quality super-enamelled copper winding wire of suitable size and specification, including provision and fixing of required slot insulation, insulating sleeves, inter-coil insulation, slot wedges and other minor insulating materials, making of all coil and terminal connections, application of approved insulating varnish, baking/curing etc. and carrying out necessary electrical tests to obtain satisfactory result complete all as specified and directed by Engineer-in-Charge.

Material and labour for taking out existing unserviceable/burnt out electric monoblock motor/pumpset of capacity 20 HP, 440 Volts, 50 Hz from the existing foundation by disconnecting all electrical and mechanical connections, removing terminal/cable connections, coupling and other connected fittings, dismantling the motor as required, shifting the same to suitable repair/workshop area and opening the motor/pump for inspection of stator, rotor, windings, bearings, impeller, Mounting / Volute casing, shaft sleeve, mechanical seal and other internal components for repair/replacement as required and re-assembling the serviced motor/pumpset with the repaired / rewound 20HP motor, including refitting of all serviceable components like bearing, impeller, casing etc. complete alongwith tightening of nut, bolts and washers, alignment of motor and pump, connection of electrical and mechanical accessories and making the complete monoblock pump set ready for operation complete all as specified and directed by Engineer-in-Charge. Note: (i) All replaced spare parts / materials required for motor/pump shall be measured and paid separately here-in-after under another item as 'supply only'.(ii) Work for rethreading/grinding/metal surfacing and fabrication works to pump or rotor shaft shall be measured & paid separately under respective items.

Material and labour for removal of completely burnt/unserviceable winding from the stator of dismantled 20 HP, 440 Volts, 50 Hz motor, cleaning of stator slots, examination of stator core and carrying out complete rewinding with approved quality super-enamelled copper winding wire of suitable size and specification, including provision and fixing of required slot insulation, insulating sleeves, inter-coil insulation, slot wedges and other minor insulating materials, making of all coil and terminal connections, application of approved insulating varnish, baking/curing etc. and carrying out necessary electrical tests to obtain satisfactory result complete all as specified and directed by Engineer-in-Charge.

Material and labour for repair of rotor shaft for 10 HP motor through remetalling of surface/re-threading/re-grinding and fabrication job on rotor shaft in workshop or on lathe work as required including providing gland packing and grease of approved grade suitably and re-fitting properly to their original location including testing to get satisfactory result complete all as specifed and as directed by Engr-in-charge.

Material and labour for repair of rotor shaft for 20 HP motor through remetalling of surface/re-threading/re-grinding and fabrication job on rotor shaft in workshop or on lathe work as required including providing gland packing and grease of approved grade suitably and re-fitting properly to their original location including testing to get satisfactory result complete all as specifed and as directed by Engr-in-charge.

Supply only single metal impeller made of cast iron for 10 HP monoblock pump set of model KDS-1050+ or as per existing sample complete all as specified and directed by Engineer-in-Charge

Supply only single metal impeller made of cast iron for 20 HP monoblock pump set of model KDS-2050+ or as per existing sample complete all as specified and directed by Engineer-in-Charge

Supply only double metal impeller (1st stage) made of cast iron for 20 HP monoblock pump set of model KDT-2070+ or as per existing sample complete all as specified and directed by Engineer-in-Charge

Supply only double metal impeller (2nd stage) made of cast iron for 20 HP monoblock pump set of model KDT-2070+ or as per existing sample complete all as specified and directed by Engineer-in-Charge