Replacement of Damaged MIV seal with new, Dismantling, overhauling, alignment, re-installation and commissioning of Gate valve dia 850 mm, replacement of sealing compound of heat exchanger

Removal of old MIV Rubber Seal and providing/fabrication/replacement of new MIV seal by fixing of seal mentioned of MIV of Unit No. I at 2x2.25MW BAP Kafnoo Power House along with final testing and commissioning of above work in the presence of EIC complete in all respect with specification of material as follows: Seal Material: Rubber,OD: 2130mm, Thickness: 25mm, Sp. No. 5-552, V-170-1-9-200 . Scope of Work: 1. Removal of Old MIV Rubber Seal: Safely remove the existing rubber seal from the MIV.Ensure no damage is caused to the valve or other components during removal. 2. Fabrication/Replacement of MIV Seal: Fabricate a new MIV seal based on the provided specifications Seal specifications:  Seal Material: Rubber  Outer Diameter (OD): 2130mm  Thickness: 25mm  Specification Number (Sp. No.): 5-552  V-170-1-9-200: Likely a reference to the exact material or product code. 3. Installation of the New Seal: o Install the newly fabricated rubber seal onto the MIV in accordance with manufacturer guidelines and the system's requirements. o Ensure proper alignment and fit of the seal to avoid leaks and ensure long-term operation. 4. Final Testing and Commissioning: o Perform testing of the MIV with the new seal to ensure proper sealing, operation, and function. o Conduct the tests in the presence of the Engineer-in-Charge (EIC) to confirm that all work is completed per the specifications and quality standards. ( Note: See uploaded additional documents i.e. Complete job descriptions for complete detail of the job)

a) Dismantling of the existing damaged penstock gate valve of size 33.46” (850 mm) by means of welding, cutting, turning, grinding, etc. b) Cleaning and clearing of the seat, grooves and travel way of the penstock gate valve system. c) Repairing the eroded surface inside the body of the valve by turning and rebuilding the same with cast steel welding. d) Reassembling the valve after replacement of the wedge ring set, seal ring set, valve spindle, gland packing and all H.T. nuts, bolts, studs, washers and rubber gasket packing. e) Replacement of all damaged and rusted studs and nuts of size L = 158 mm and Dia. 19 mm with new superior quality studs and nuts. f) Greasing of the gear box of the gate valve. g) Painting of the complete gate valve body with two coats of silver paint of approved shade, as approved by the Site In-charge, to avoid rusting. h) Final assembly, installation, alignment, testing and successful commissioning of the above system complete in all respects to the entire satisfaction of the Engineer-in-Charge.