Tamil Nadu Generation And Distribution Corporation Limited-TANGEDCO has published Tender For Overhauling Of Intermediate Pressure / Low-Pressure Boiler Feed Pump No.02. Submission Date for this Tender is 19-02-2024. Boiler Supply Tenders in Ramanathapuram Tamil Nadu. Bidders can get complete Tender details and download the document.
| Sl. No. | Item Description |
| 1 | Description of Work |
| 2 | Charges for decoupling the pump from motor, drain oil fillings, separate couplings, remove instruments ACW lines, suction and discharge line, etc., dismantling of suction & discharge side bearing housing and mechanical seal etc., as per the direction of Engineer in-charge. |
| 3 | Charges for dismantling stuffing box housing (such as balance drum, impellers, stage casings, wear rings, etc.,) and cleaning the internal parts, pump water jackets, checking impeller to wear ring clearances, Balance Drum to liner clearance, checking mechanical seal and antifriction bearing etc., as per the direction of Engineer in-charge. |
| 4 | Charges for removal of old wearing rings, fixing of new wearing rings, measuring of new wearing rings, balance drum, balance liner to the required size, checking shaft trueness etc., as per the direction of Engineer in-charge. |
| 5 | Transporting impeller/ wearing ring/ stage casing to workshop and machining` the old or new wearing rings/ balance drum & liner / impeller wearing rings to achieve permissible clearance between wearing parts as per the direction of Engineer in-charge. |
| 6 | Assembling the rotating parts like impellers, sleeves, etc., on the shaft for dynamic balancing as per the direction of Engineer in-charge. |
| 7 | Charges for transporting of rotating assembly from work site to workshop & back to work site after dynamic balancing as per the direction of Engineer in-charge. |
| 8 | Transit insurance for transporting of rotating parts for dynamic balancing at 0.5% of Rs.10,00,000/- |
| 9 | Charges for dynamic balancing. |
| 10 | Dismantling of rotating parts after dynamic balancing. |
| 11 | Charges for reassembling of all impellers with stage casings, suction and discharge casings in sequence, tightening of tie rods, checking of total float of the pump and adjusting balance device to achieve design value of float etc., as per the direction of Engineer in-charge. |
| 12 | Charges for lifting and positioning the pump in place, tightening of bed bolts, assembly of both sides mechanical seals, bearing housing with bearings etc., as per the direction of Engineer in- charge |
| 13 | Charges for assembling of suction & discharge side pipe lines, Recirculation & balance leak off lines, DE & NDE side ACW pipe lines for mechanical seal coolers etc., as per the direction of Engineer in- charge. |
| 14 | Charges for aligning the pump with motor, coupling the pump, test run and normalizing the pump etc., as per the direction of Engineer in-charge. |
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