| 1 | 1 | Periodical Maintenance | BI01010001010000000000000515BI0100001112 | | |
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| 2 | 1.01 | Charges for condition monitoring and inspection of STG Oil Pump such as Emergency Oil Pumps, jack oil pumps, OVEFS, centrifuge, arresting of oil leaks etc., and carrying out regular maintenance works like external cleaning, checking and topping up of oil level in pumps, MOT through centrifuge, cleaning of cooling water line, cleaning of oil centrifuge, collection of oil leakages if any and topping up through centrifuge, arresting of gland leaks, easing the valve operation etc., wherever necessary, as per the direction of Engineer in- charge. | BI01010001010000000000000515BI0100001113 | 26 | Activity |
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| 3 | 1.02 | Charges for condition monitoring and inspection of LO cooler, LO filters, Governing system, Emergency stop valves, Control valves and carrying out regular maintenance works like arresting of oil leaks in flanges and valve glands by tightening the glands and replacing of gaskets if required, applying grease wherever necessary, external cleaning of governing system and turbine body and its accessories as per the direction of Engineer in- charge. | BI01010001010000000000000515BI0100001114 | 26 | Activity |
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| 4 | 1.03 | Charges for condition monitoring and inspection of Hot well sump and STG flash tank, STG waste oil sump pumps, cleaning and keeping the area clean and tidy, attending any defects like manhole leaks, flange leaks etc. by tightening the flanges or by changing the gasket, applying grease to all hand operated valves and easing the operation of the valves as per the direction of Engineer in– charge | BI01010001010000000000000515BI0100001115 | 26 | Activity |
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| 5 | 1.04 | Charges for welding joints upto 100mm per joint in steam & water lines and support structures by welding including removal of the insulation, re-fixing the insulation after testing the weld by using DPT kit as per the direction of Engineerin-charge. | BI01010001010000000000000515BI0100001116 | 16 | Joint |
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| 6 | 1.05 | Charges for condition monitoring and inspection of the Steam Turbine and its auxiliaries, HP/IP/LP Bypass station and observe for any gland/bonnet leaks in various valves and rectify the defect by removal of the old gland packing/gasket and replacing new one, lubricating of the valves and easing the valve operation as per the direction of Engineer in- charge | BI01010001010000000000000515BI0100001117 | 26 | Activity |
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| 7 | 1.06 | Charges for startup work in Steam Turbine (ST) and its auxiliaries, maintenance assistance for valve operations and to attend water/ steam/ oil leak during start up as per the direction of Engineer in-charge. | BI01010001010000000000000515BI0100001118 | 7 | Activity |
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| 8 | 1.07 | Charges for condition monitoring and inspection of Hot well drain pumps, Gland steam condenser and gland steam exhaust fans and carrying out regular maintenance works like external cleaning, cleaning and replacement of strainers, checking and topping up of oil for bearings, coupling check and attending valve gland leaks, flange leaks etc as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001119 | 26 | Activity |
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| 9 | 1.08 | Charges for cleaning and replacement of strainers and filters in STG lube oil system (Governing system filter, control oil filter and JOP filter) etc., as per the direction of Engineerin-charge. | BI01010001010000000000000515BI0100001120 | 15 | Activity |
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| 10 | 1.09 | Charges for welding joints upto 100mm diameter steam/water lines using High Pressure Welder including removal of the insulation, re-fixing the insulation after testing the weld by using DPT kit as per the direction of Engineerin-Charge | BI01010001010000000000000515BI0100001121 | 10 | Joint |
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| 11 | 1.1 | Charges for condition monitoring and inspection of CEP's and carrying out regular maintenance work like external cleaning, arresting of gland leaks in the system valves, checking of oil level easing valve operation and replacement of gaskets if any etc., as per direction of Engineerin-charge | BI01010001010000000000000515BI0100001122 | 26 | Activity |
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| 12 | 1.11 | Charges for condition monitoring and inspection of Vacuum pump's includes ACW pump cooling towers and connected line etc., and carrying out regular maintenance works like external of cooling water line arresting of gland leaks etc., wherever necessary per the direction of Engineer in-charge. | BI01010001010000000000000515BI0100001123 | 26 | Activity |
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| 13 | 2 | Breakdown Maintenance | BI01010001010000000000000515BI0100001124 | | |
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| 14 | 2.1 | STG Lube oil pumps :\nCharges for decoupling, dismantling of the pump assembly, checking of mechanical seal, bearings and replacement if necessary, replacement of casing/impeller wear ring, shaft protection sleeve, impeller and oil labyrinth, cleaning of suction strainer, assembling of the pump, alignment of the pump with motor and coupling, as per the direction of Engineer in - charge.\n | BI01010001010000000000000515BI0100001125 | 1 | Activity |
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| 15 | 2.2 | Jack Oil Pump :\nCharges for decoupling, dismantling of the pump assembly, inspection of bearings, oil seals and screws etc., servicing of pressure regulating valve, replacement of the worn-out or damaged parts, if necessary and alignment and coupling of the pump with motor after works as per direction of Engineer in-charge.\n | BI01010001010000000000000515BI0100001126 | 1 | Activity |
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| 16 | 2.3 | Hotwell drain pumps:\nCharges for decoupling, dismantling of the pump assembly, checking of mechanical seal, bearings and replacement if necessary, replacement of casing/impeller wear ring, shaft protection sleeve, impeller and oil labyrinth cleaning of suction strainer, assembling of the pump, alignment of the pump with motor and coupling, as per the direction of Engineer in-charge.\n | BI01010001010000000000000515BI0100001127 | 1 | Activity |
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| 17 | 2.4 | ACW Pumps of Vacuum system:\nCharges for decoupling, dismantling of the pump assembly, checking of mechanical seal, bearings and replacement if necessary, replacement of casing/impeller wear ring,shaft protection sleeve, impeller and oil labyrinth cleaning of suction strainer, assembling of the pump, alignment of the pump with motor and coupling as per the direction of Engineerin-charge.\n | BI01010001010000000000000515BI0100001128 | 1 | Activity |
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| 18 | 2.5 | MOT Vapour Extraction Fans/Gland steam cooler Vapour Extraction Fans:\nCharges for overhauling/motor replacement of MOT Oil Vapour Extraction fans, Gland steam cooler vapour extraction fans, including replacement of impeller, seals, shaft, shaft sleeve, bearings etc., if necessary as per the direction of Engineer in-charge\n | BI01010001010000000000000515BI0100001129 | 1 | Activity |
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| 19 | 2.6 | LPT atmospheric relief diaphragm renewal :\nCharges for removal of LPT atmospheric relief diaphragm assembly from LP casing of the steam turbine, dismantling the diaphragm, replacement of lead sheet and gaskets, reassembly and installation, as per the direction of Engineer in-charge.\n | BI01010001010000000000000515BI0100001130 | 1 | Activity |
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| 20 | 2.7 | STG Turning Gear Manual Operation During FailureOpening of STG Turning gear inspection cover applying manual hand lever during STG Turning gear failure period, Resuming auto operation of STG Turning gear, closing of inspection cover as per the direction of Engineerin-charge. | BI01010001010000000000000515BI0100001131 | 1 | Activity |
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| 21 | 2.8 | Overhauling of MOV/Hand operated valves and NRVs upto 50 mm size:Charges for disassembling actuator if any, removal of insulation, disassembling valve completely, overhauling of valves including inspection, cleaning of all parts, rectification of minor defects, lapping of valve seat, valve globe/gate and blue matching, assembling of valve, renewal of gland packing, assembling actuator if any, providing insulation, checking of valve operation and completing the work etc., as per the direction of Engineerin-charge. | BI01010001010000000000000515BI0100001132 | 3 | Activity |
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| 22 | 2.9 | Overhauling of MOV/Hand operated valves and NRVs upto 100 mm size :Charges for disassembling actuator if any, removal of insulation, disassembling valve completely, overhauling of valves including inspection, cleaning of all parts, rectification of minor defects, lapping of valve seat, valve globe/gate and blue matching, assembling of valve, renewal of gland packing, assembling actuator if any, providing insulation, checking of valve operation and completing the work etc., as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001133 | 1 | Activity |
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| 23 | 3 | Overhauling of MOV/Hand operated valves and NRVs upto 150 mm size :Charges for disassembling actuator if any, removal of insulation, disassembling valve completely, overhauling of valves including inspection, cleaning of all parts, rectification of minor defects, lapping of valve seat, valve globe/gate and blue matching, assembling of valve, renewal of gland packing, assembling actuator if any, providing insulation, checking of valve operation and completing the work etc., as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001134 | 1 | Activity |
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| 24 | 3.1 | Overhauling of MOV/Hand operated valves and NRVs upto 250 mm size :Charges for disassembling actuator if any, removal of insulation, disassembling valve completely, overhauling of valves including inspection, cleaning of all parts, rectification of minor defects, lapping of valve seat, valve globe/gate and blue matching, assembling of valve, renewal of gland packing, assembling actuator if any, providing insulation, checking of valve operation and completing the work etc., as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001135 | 1 | Activity |
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| 25 | 3.2 | Overhauling of Pneumatic Operated Flow Control/Temperature Control/HP Spray Control/Drain Valves:\ncharges for disassembling actuator if any, removal of insulation, disassembling valve completely, overhauling of valves including inspection, cleaning of all parts, rectification of minor defects, lapping of valve seat,valve globe/gate and blue matching,assembling of valve,renewal of gland packing,assembling actuator if any,providing insulation,checking of valve operation and completing the work, as per the direction of Engineerin-charge\n | BI01010001010000000000000515BI0100001136 | 2 | Activity |
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| 26 | 3.3 | CEP's: Charges for decoupling dismantling of pump coupling assembly, checking of mechanical seal, bearings and replacement if any, assembling, alignment of the pump with motor and coupling, as per the direction of Engineerin- charge | BI01010001010000000000000515BI0100001137 | 1 | Activity |
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| 27 | 3.4 | STG waste oil sump pump: Charges for removing the motor, dismantling of the pump assembly, checking of gland packings, bearings and replacement if necessary, replacement of casing/impeller wear ring, shaft protection sleeve impeller and oil labyrinth cleaning of suction strainer, assemblingof the pump, alignment of the pump with motor and coupling, as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001138 | 1 | Activity |
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| 28 | 3.5 | STG Lube Oil Duplex Filter Cleaning :Charges for cleaning and replacement of filter elements in STG lube oil duplex filters, which includes changing over the running filter, drain the lube oil through centrifuge, removal of flange connection in vent line, removal of bolt and opening the top cover, removal of filter elements, cleaning with diesel and air fixing the same or replace the filter elements, closing the top cover, tightening the bolt, slowly charging the filter via charging valve and normalizing the filter etc., as per the direction of Engineerin-charge | BI01010001010000000000000515BI0100001139 | 3 | Activity |
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| 29 | 3.6 | STG Lube oil Centrifuge: Inspection and bowl cleaning charges for opening the collecting cover, unscrewing the lock rings using special tools, lifting off of gravity disc, disc stack and distributor, lifting out bowl body, disconnecting piping connections removing the outlet parts, soaking and cleaning of all parts thoroughly. Removing the outlet housing separator bowl. Removing the pump assembly, inspecting the bushings and wear of seals, replacing them with new one supplied by the TANGEDCO. Dismantling of worm and worn wheel and for inspection, replacing of components supplied by the TANGEDCO. Cleaning of oil sump. Dismantling the horizontal driving device, replacing worm shaft if damaged. Worm shaft will be supplied by the Board. Removal of pads on the friction blocks. Pads will be supplied by the TANGEDCO. Reassembling the drives, connecting pipings, gravity disc, bowl, collecting cover and normalizing as per the direction of Engineer in-charge. | BI01010001010000000000000515BI0100001140 | 1 | Activity |
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