Replacement by way of providing and fitting of mechanical components to 10000 GPH x 300 meter head pump set (unit no.2) installed at pumping station Romain Plaran stage-2nd and 3000 GPH x 200 meter head pump set (unit no. 2) installed at Pinger (ol

Amount

Replacement of mechanical components of 10000 GPH x 300 meter head HC pumpset of unit no.2 installed at pumping station Romain Plaran Stage-2 by way of disconnecting of all electrical connections, decoupling of pump from motor, unfastening from base frame, suction and delivery and carrying pump-set from pumping station to road side by way of head load (approx. 1 km) and then to work shop by mechanical transportation. Remetalling of pump shaft by way of welding, turning and finishing to the original bearing size and making of keyways. Providing/fabrication and fitting of new impeller 2-nos, neck rings-4 nos., diffusers 1nos., shaft protection sleeve-1no., gland pusher/plate-2nos. Reconditioning of impeller- 2 nos. and diffuser- 2 nos. Providing and fitting of new bearing bush as per sample. Providing/ fabrication and fitting of new tie rod- 1 no. alongwith nuts. Repair to suction and delivery side by drilling and taping. Shifting of pump set back to roadside near pumping station and thereafter by manual carriage to pumping station. Providing and fitting of nuts and bolts and leather gasket at delivery and suction side. Replacement of damaged nuts, bolts and rubber bushes. Coupling pump motor set after making proper levelling & alignment alongwith providing and fitting of gland packing and testing the pump set on load at site. Complete job includes cost of material, hire charges of tools and tackles, to & fro manual carriage charges, labour charges etc.

Replacement of mechanical components of 3000 GPH x 200 meter head HC pumpset of unit no.2 installed at pumping station Pinger (old) stage-2 by way of disconnecting of electric supply, decoupling of pump and motor, unfastening from base frame, suction and delivery and manual carriage of pump-set from pumping station to road side by manual labour (approximately 3.0 kms) and then to workshop by mechanical transportation. Dismantling of pump set and extraction of all the parts. Remetalling of shaft by way of welding, grinding and making of keyways and finishing to original size. Providing/fabrication and fitting of new impeller 6 nos. diffusers 6 nos. neck rings 6 nos., diffuser bushes 6 nos. and shaft sleeves-2nos. Fabrication and fitting of brackets-1no. and gland- 2nos. Replacement of damaged bearings by providing and fitting of new bearings 205-1no. and 204-1no. at DE and NDE side each with proper greasing as per sample. Providing/fabrication and fitting of coupling pulley set as per sample by replacing damaged coupling pulley set. Shifting of pump set back to roadside near pumping station and thereafter by manual carriage to pumping station. Coupling pump motor set after making proper levelling & alignment alongwith providing and fitting of gland packing and testing the pump set on load at site. Complete job includes cost of material, hire charges of tools and tackles, to & fro manual carriage charges, labour charges etc.

Rishabh Electricals and Mechanical Works

N B Engineering and Electric Works