Repair and Maintenance of Central AC Plants of Various Capacity and Overhauling of AC Compressors of AC Plants and Connected Allied Works under GE Utility - II Visakhapatnam

Amount

M & L for complete overhauling of [1 X 28 TR], Compressor of AC Plant of any make, dismantling the drive set, both motor & compressor, stripping out the defective spare parts, such as end covers, head covers, side covers, valve plates, cylinder lines, discharge valve assembly, connecting rods, intermediate bearing housing, capacity control system, un-loader assembly and crank shaft etc, complete cleaning the compressor with CT / Petrol, flushing out & removal of complete dirt, drain out the capacity control oil, pressure lines, assembling the compressor, pressure testing, charging only the compressor oil, vaccumising the compressor on load and reconditioning of crank shaft by white metal finishing and including replacement of minor spare parts such as bushes, bearings, worn out reeds, springs, lifting pins, etc. complete all as specified and as directed. Note: [a] The quoted rate by the contractor is deemed to be inclusive of replacement of worn out / damaged Main Bearing Pump End, Main Bearing Seal End, Connecting Rod Bearings, Piston Ring, Piston Pin Oil Ring, Discharge Valve Guide Assembly, Seal Cover Plate, Gasket Set, Oil Relief Valve Assembly, S V Spring, Pin Valve Filter, Valve Lifter Pin Spring, DV Seal Lock Washer, Oil Pump Bush, SE Bearing Washer, Thrust Washer, Pump End Bearing Washer, Oil Filter Screen, Lock Ring Piston Pin, SUC Strainer Assembly, Crank Case Heater, Shaft Bolt, Neoprene Bellow etc. [b] The necessary Refrigerant Gas, Compressor Oil and Spares will be measured and paid separately.

All as per Serial Item No. 01 but of [1 X 30 TR] Capacity Compressor complete all as specified and as directed.

All as per Serial Item No. 01 but of [1 X 135 TR] Capacity Compressor complete all as specified and as directed.

M & L for carrying out leak testing of Central AC Plants and Package type AC Plants of capacity 7.5TR to 24TR with Nitrogen Gas under constant pressure of 250 PSI 17 KG/Sq.cm or as per OEM instruction after complete transfer of refrigerant gas from the entire system, rectification of leakages including cutting and brazing the refrigeration system wherever required and replacement of 'O' Rings, Teflon Washers of Valves, Copper Tubing, Flare Nuts etc. re-neutralising after the pressure holds good for at least 24 Hours vaccumisation charging the system with Refrigerant Gas, testing and commissioning of AC Plant complete all as specified and as directed. Notes: Rate quoted shall be deemed to be including the cost of Copper Pipes, Nitrogen Gas & welding works as required at site. Refrigerant gas R-22/R-134A/R-410A/R-407 if required shall be measured and paid separately.

M & L for carrying out leak testing of Central AC Plants and Package type AC Plants of capacity 28TR to 135TR with Nitrogen Gas under constant pressure of 250 PSI 17 KG/Sq.cm or as per OEM instruction after complete transfer of refrigerant gas from the entire system, rectification of leakages including cutting and brazing the refrigeration system wherever required and replacement of 'O' Rings, Teflon Washers of Valves, Copper Tubing, Flare Nuts etc. re-neutralising after the pressure holds good for at least 24 Hours vaccumisation charging the system with Refrigerant Gas, testing and commissioning of AC Plant complete all as specified and as directed. Notes: Rate quoted shall be deemed to be including the cost of Copper Pipes, Nitrogen Gas & welding works as required at site. Refrigerant gas R-22/R-134A/R-410A/R-407 if required shall be measured and paid separately.

Supply and charging F-22 Refrigerant Gas complete all as specified and as directed. Make: Floron / Mafron / Refron / National

Supply and filling Compressor Oil complete all as specified and as directed. Make: Danfoss / Indfoss / Veedol

Supply and charging R-134A / R-410A Refrigerant Gas complete all as specified and as directed. Make: Floron / Mafron / Refron / National

Supply and charging R-407A Refrigerant Gas complete all as specified and as directed. Make: Floron / Mafron / Refron / National

M & L for carryout the de-scaling of condenser of capacity 17 TR to 30 TR by isolating the condenser’s by closing the water inlet and outlet connections, circulating the chemicals [HCl] at appropriate ratio using de-scaling pumps to remove the total deposits of the scale inside the copper tubes of the condenser, opening the both end covers, brushing the water tubes with nylon brushes manually to remove completely the scales and dust accumulated, cleaning the end covers, degreasing and neutralising the complete copper tubes, end covers by circulating the caustic soda solution, flushing out the tubes with fresh water, re-fixing both end covers including replacing the worn out spares such as gaskets, nuts, bolts, washers, connecting the water inlet and outlet connections including testing and commissioning on completion complete all as specified and as directed. Note: Shell and Tube Condenser shall be de-scaled once in three months i.e. on quarterly basis and each de-scaling shall be measured and paid separately.

All as per Serial Item No. 10 above but of condenser of capacity 135 TR complete all as specified and as directed.

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 7.5 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 17 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 28 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 30 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 24 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Digital Keyboard unit with Microprocessor System suitable for 135 TR capacity Central Type Air Cooled Units including testing complete all as specified and as directed. Make: Carrier / Blue Star / Hitachi / Samsung

S & F in repairs Blower Fan of AHU as per existing size and make including necessary fixing arrangement complete all as specified and as directed.

M & L for disconnecting Motor of capacity 3 HP from the existing Compressor / AHU / Chiller / Condenser Pump Set / Cooling Tower, and carrying to work shop and Rewinding the motor with appropriate gauge super enamelled copper conductor, varnishing, drying, replacement of Bearings with new Bearings, worn-out bushes, connectors, terminal plate and fixing back in original position, connecting cable through terminal block, applying Two coats of synthetic enamel paint of approved tint including preparation of surfaces and including testing on completion, complete all as specified and as directed.

All as per Serial Item No. 19 above but of Motor of capacity 5 HP complete all as specified and as directed.

All as per Serial Item No. 19 above but of Motor of capacity 7.5 HP complete all as specified and as directed.

All as per Serial Item No. 19 above but of Motor of capacity 10 HP complete all as specified and as directed.

All as per Serial Item No. 19 above but of Motor of capacity 15 HP complete all as specified and as directed.

All as per Serial Item No. 19 above but of Motor of capacity 20 HP complete all as specified and as directed.

M & L for Chemical Servicing of the Air Cooled Condenser [Outdoor Chiller Unit] of capacity 17 TR by taking out the sheet metal parts, applying the Organic Compound for removal of scales in the Air Cooled Condenser Fins & Tube Area and flushing through forced method, till removal the complete scale deposits across the fins & tube and cleaning, fixing the sheet metal parts, fan blades, etc. complete all specified and as directed.

M & L for servicing of Cooling Tower [FRP Type] of 135TR capacity, replacement of ball bearings of cooling tower motors, shaft bush and carrying out repairs to Cooling Tower including replacement of defective parts such as PVC Nozzles, Mesh, Sprinkler, PVC Common Header Pipes, Valves, Bolts and Nuts including servicing of cooling tower bottom Sump, Strainer, arresting of base leakages if any removing and cleaning of fungus complete including white washing the base complete all as specified and as directed. Note: Cooling tower shall be serviced once in six months i.e. half yearly basis and each servicing shall be measured and paid separately.

All as per Serial Item No. 26 above but of condenser of capacity 24 / 28 / 30 TR complete all as specified and as directed.

S & F in repairs MCCB, 3 Pole, 400 Amps, 50 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCCB, 3 Pole, 250 Amps, 36 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCCB, 3 Pole, 63 Amps, 16 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCCB, 3 Pole, 100 Amps, 25 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCCB, 4 Pole, 63 Amps, 25 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCCB, 3 Pole, 125 Amps, 25 KA, 440 Volts, 3 Phase, AC, 50 Hz, Adjustable type complete with Overload Protection, no-volt thermal based release complete all as specified and as directed. Make: Legrand / L & T / Siemens / ABB / C & S / Schneider / GE

S & F in repairs MCB, 32 Amps, TPN, 415 Volts, 10KA, C Series complete all as specified and as directed. Make: Legrand / L & T [Hager] / Siemens / ABB / Schneider / GE / C & S

S & F in repairs MCB, 32 Amps, SPN, 240 Volts, 10KA, C Series complete all as specified and as directed. Make: Legrand / L & T [Hager] / Siemens / ABB / Schneider / GE / C & S

S & F in repairs MCB, 32 Amps, TP, 415 Volts, 10KA, C Series complete all as specified and as directed. Make: Legrand / L & T [Hager] / Siemens / ABB / Schneider / GE / C & S

S & F in repairs Single Phase Preventor, 415 Volts, Type VSP-2 Auto Reset 40 Volts unbalance complete all as specified and as directed. Make: Minilac

S & F in repairs ET-100, 9 to 30 Seconds, 240 / 215 Volts complete all as specified and as directed. Make: Havells / HPL / L & T / AE / Schneider / BCH

S & F in repairs Star Delta Starter suitable 15 to 30HP motor including replacing defective wiring with copper wire, lugs, etc including testing and commissioning complete all as specified and as directed. Make: BCH / Siemens / L & T / ABB / Schneider / C & S

S & F in repairs Power Contactor 3 Pole, Coil Voltage 220V, with 2NO+2NC add blocks, 50 HZ, AC, MNX-45 type complete all as specified and as directed. Make: ABB / BCH / L & T / Siemens / C & S / Schneider

S & F in repairs Power Contactor 4 Pole, Coil Voltage 220V, with 2NO+2NC add blocks, 50 HZ, AC, MNX-A 1 type complete all as specified and as directed. Make: ABB / BCH / L & T / Siemens / C & S / Schneider

S & F in repairs Power Contactor 2 Pole, Coil Voltage 220V, with 2NO+2NC add blocks, 50 HZ, AC, MNX-A 2 type complete all as specified and as directed. Make: ABB / BCH / L & T / Siemens / C & S / Schneider

S & F in repairs Unloader Power Element Suitable for compressor of existing model and make complete all as specified and as directed.

S & F in repairs Bellow for CC Valve Suitable for Compressor of existing Model and Make complete all as specified and as directed.

S & F in repairs Loading Solenoid Valve Coil 3 Way complete all as specified and as directed. Make: Sporlon / Floron / U Flow / Rotex

S & F in repairs Thermostatic Expansion Valve MIV 34/HVE-11/16/34 suitable for Central AC Plants complete all as specified and as directed. Make: Sporlon / Floron / U Flow / Honeywell / Siemens / Danfoss

S & F in repairs Crank Shaft Assembly with Key & Lock Nut Suitable for Compressor Of existing Model and Make complete all as specified and as directed.

S & F in repairs Shaft Seal Assembly suitable for AC Plant of Carrier make compressor complete all as specified and as directed.

S & F in repairs Pressure Cut-Out Switch MP-15 complete all as specified and as directed. Make: Danfoss / Indfoss / Siemens / Sporlon

S & F in repairs AHU Runner Assembly Pedestal Bearings of Model No. 6206/6304 complete all as specified and as directed. Make: SKF / NBC / TATA

S & F in repairs 40mm dia Liquid Line Filters Assembly with Strainers suitable for Central Chilled Water System, Direct Expansion System, Air-Cooled type AC Plants complete all as specified and as directed.

S & F in repairs Liquid Line Flare Unit Bracing with Copper Tubes complete all as specified and as directed. Make: Danfoss / Indfoss / Sporlon

S & F in repairs Dry / Wet Bulb Hand Operated Sling Psychrometer complete all as specified and as directed. Make: Danfoss / Honeywell / Sporlon / Indfoss

M & L for dismantling Centrifugal / Monoblock Pump coupled with Electric Motor, 3 Phase, 415 Volts for overhauling the pump sets of capacity up to 20 HP and including replacement bearings with new bearings, cleaning with Kerosene / Petrol for removing the scales, replacement of Case Ring, Latern Ring, Shaft Sleeve, CI Gland Covers with MS Studs, Ball Bearings, Coupling Key, Rubber Bush, Nut, Bolts, Impeller Key, Lock Washer, Gasket, Greasing etc., re-assembling same in position, testing and commissioning complete all as specified and as directed.

M & L for carrying out complete servicing of the Air Handling Units of Chilled Water type / Direct Expansion type of 2 X 17 TR capacity by dismantling the units side panels spraying the ducted scale removing agent across the fills area and spray the water with support of high pressure servicing pump till removal of complete scale deposits across the cooling coil, cleaning the complete AHU chamber, blower, fan casing, condenser tray, filter section and removing all the dust deposits and applying two coats of synthetic enamel paint of as per colour code over a coat of red oxide primer including preparation of surfaces and testing & commissioning of Air Handling Units, checking correcting the alignments of AHU Motor & Shaft, Drive Sets including renewal of AHU Belts as per existing complete all as specified and as directed.

All as per Serial Item No. 55 above but Air Handling Units of Chilled Water type / Direct Expansion type of 2 X 28 TR capacity complete all as specified and as directed.

All as per Serial Item No. 55 above but Air Handling Units of Chilled Water type / Direct Expansion type of 2 X 30 TR / 1 X 63.5 TR capacity complete all as specified and as directed.

All as per Serial Item No. 55 above but Air Handling Units of Chilled Water type / Direct Expansion type of 3 X 90 TR capacity complete all as specified and as directed.

All as per Serial Item No. 55 above but Air Handling Units of Chilled Water type / Direct Expansion type of 48 TR capacity complete all as specified and as directed.

M & L for repair / maintenance of Control Panel Board of AC Plant of any capacity including renewal of defective unserviceable spare parts i.e. Control Wiring, Lugs, Cable Glands, Suitable CTs and Decarbonising of bus bars including changing of burned bus bars as necessary, cleaning panel board externally and painting the panel board with two coats of synthetic enamel paint with existing colour code complete all as specified and as directed.

S & F PVC Fills of size 600x300x150mm suitable for Cooling Tower of 48 TR capacity including taking down old unserviceable PVC Fills complete all as specified and as directed.

S & F PVC Fills of size 600x300x150mm suitable for Cooling Tower of 56 TR capacity including taking down old unserviceable PVC Fills complete all as specified and as directed.

S & F PVC Fills of size 600x300x150mm suitable for Cooling Tower of 60 TR capacity including taking down old unserviceable PVC Fills complete all as specified and as directed.

S & F PVC Fills of size 600x300x150mm with Sprinkler system complete with connected accessories suitable for cooling tower of 135 TR capacity including taking down old unserviceable PVC fills complete all as specified and as directed.

M & L for servicing of Cooling Tower FRP Type of 48TR capacity, replacement of ball bearings of cooling tower motors, shaft bush and carrying out repairs to Cooling Tower by taking down the Choked PVC Fills, Segments, Rusted Structural Supports, Bolts & Nuts, Repair to PVC Segments, Cold Water Sumps, Broken Nozzles, Cleaning the Cooling Tower Fan Assembly, Overhauling of Fan Motor, Sprinkler System including replacement of defective parts such as PVC Nozzles, Mesh, Sprinkler, PVC Common Header Pipes, Valves, Bolts and Nuts including servicing of cooling tower bottom Sump, Strainer, arresting of base leakages if any removing and cleaning of fungus complete including white washing the base complete all as specified and as directed.

All as per Serial Item No. 65 above but Cooling Tower FRP Type of 56 TR capacity complete all as specified and as directed.

All as per Serial Item No. 65 above but Cooling Tower FRP Type of 60 TR capacity complete all as specified and as directed.

All as per Serial Item No. 65 above but Cooling Tower FRP Type of 60 TR capacity 3. X 135 TR capacity including spray painting to cooling tower with existing colour code with synthetic enamel paint after removal of old paint complete all as specified and as directed.

M & L for taking down the Sealed Scroll Compressor of 24 to 30 TR capacity, 3 Phase, 415 Volts, 50 Hz including de-brazing suction & discharge refrigeration line, crank case, heater and connected control and fittings from the existing position and refixing the compressor after servicing and replacement of gasket as per existing size and anti vibration mounting pads 4 Nos and connecting wiring complete all as specified and as directed. Make: Copeland / Danfoss / Blue Star / Voltas / York / Kirloskar / Carrier / Daikin

Supply only Capacitor 12.5 MFD as per existing make complete all as specified and as directed.

S & F in repairs Flow Switch as per existing make and model with necessary connections complete all as specified and as directed.

S & F in repairs High Pressure Gauge 500 PSI and Low-Pressure Gauge 150/200 PSI in compressor with all connections and copper tubes complete all as specified and as directed.

S & F in repairs Drier Unit of Moulded Porous Core 5/8 size with both end flare thread type with 2 Nos flare nut complete all as specified and as directed.

S & F in repairs Power Contactor of MNX-9, 25 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 1NO + 1NC complete all as specified and as directed.

S & F in repairs Power Contactor of MNX-18, 30 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 1NO + 1NC complete all as specified and as directed.

S & F in repairs Power Contactor of MNX-25, 45 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 2NO + 2NC complete all as specified and as directed.

S & F in repairs Power Contactor of MNX-32, 55 Amps, 3 Pole with coil voltage of 240Volts, 50 Hz with 2NO + 2NC complete all as specified and as directed.

M & L for applying two coats of synthetic enamel paint as per existing colour code by spray machine to Cooling Tower of 24/28 TR capacity with and including all connected Items including preparation of surfaces by cleaning, steel wire brushing all the corroded parts and all connected parts and cleaning the surrounding area of the plant complete all as specified and as directed.

All as per Serial Item No. 78 above but Cooling Tower of 60 TR capacity complete all as specified and as directed.

All as per Serial Item No. 78 above but Cooling Tower of 135 TR capacity complete all as specified and as directed.

S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 2000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed.

S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 1000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed.

S & F Rotational Moulded Polythene HDPE Water Tanks, Triple Layered, ISI Marked, Cylindrical & Vertical Type 5000 Litres Capacity hoisted and fixed in position including provision of 40mm/25mm dia spouts for connecting inlet, outlet, over flow and washout pipes complete including taking down old tanks and removing to store complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of 9-15 to 20-33 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of 30-50 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of 45-75 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type ML, direct mounting / direct operated for the range of 9-14 to 28-42 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type MN, direct mounting / direct operated for the range of 0.2-0.3 to 6-10 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay, type ML, direct mounting / direct operated for the range of 1.5-2.5 to 10-16 Amps complete all as specified and as directed.

S & F in repairs Bimetal Overload Relay type MU, direct mounting / direct operated for the range of 9-14 to 28-42 Amps complete all as specified and as directed.

S & F in repairs Ammeter 0-30 Amps, Dial type with suitable CTs complete all as specified and as directed.

S & F in repairs Ammeter 0-250 Amps, Dial type with suitable CTs complete all as specified and as directed.

S & F in repairs Voltmeter 0-500 Volts, Dial type with suitable CTs complete all as specified and as directed.

S & F in repairs Neon Indicator Lamps RYB complete all as specified and as directed.

M & L for PCC 1:3:6, Type C-1, using 20 mm graded stone aggregate as in Coping and the like including weathering, slightly rounded or chamfered angles and throating including formwork [straight or curved] complete all as specified and directed.

S & F Mild Steel work conforming to Fe - 290, Grade E-165 as in Framed Brackets of Angles or Tees with web and flanges cut to shape, drilled and counter shank for screw including bending and welding angles as necessary, gusset plates riveting etc, not exceeding 10 Kg each bracket complete all as specified and as directed.

Supplying and laying MS ERW Pipe, 80 mm bore, Heavy Grade, conforming to IS – 1239 including all fittings laid in trenches or laid in floors or fixed to walls and ceilings including testing and taking down existing MS Pipe of any description and in any position complete all as specified and as directed. Make: Surya Roshni Ltd / Tata / Jindal steel / Prakash

Supplying and laying MS ERW Pipe, 100 mm bore, Heavy Grade, conforming to IS – 1239 including all fittings laid in trenches or laid in floors or fixed to walls and ceilings including testing and taking down existing MS Pipe of any description and in any position complete all as specified and as directed. Make: Surya Roshni Ltd / Tata / Jindal steel / Prakash

Supplying and laying MS ERW Pipe, 125 mm bore, Heavy Grade, conforming to IS – 1239 including all fittings laid in trenches or laid in floors or fixed to walls and ceilings including testing and taking down existing MS Pipe of any description and in any position complete all as specified and as directed. Make: Surya Roshni Ltd / Tata / Jindal steel / Prakash

M & L for Cast Iron "Y" type Strainer, 100 mm dia including replacement of necessary counter flanges, filter, packing, gasket, nuts and bolts, cutting, welding, painting etc. the filter media shall be stainless steel for passing the cold water out of the cooling tower including removing old strainer complete all as specified and as directed. Make: Kirloskar / Leader / Zoloto / Audco / Venus / Upadhaya

All as per Serial Item No. 100 above but of size 80mm bore complete all as specified and as directed.

S & F in repairs Butterfly Valves of Cast Iron, 100 mm dia with counter flanges including all necessary bolts, nuts, necessary cutting, welding and painting the welded portion, flanges etc to match with existing colour scheme complete all as specified and as directed. Make: Kirloskar / Leader / Zoloto / Audco / Venus / Upadhaya

S & F in repairs Butterfly Valves of Cast Iron, 80 mm dia with counter flanges including all necessary bolts, nuts, necessary cutting, welding and painting the welded portion, flanges etc to match with existing colour scheme complete all as specified and as directed. Make: Kirloskar / Leader / Zoloto / Audco / Venus / Upadhaya

M & L for Repair / Servicing of Non-Chemical type Online Electrostatic Scale Preventor of size 100mm bore including control panel replacing rusted nuts, bolts and gaskets complete all as specified and as directed.

M & L for preparation of old painted steel surfaces of any description not otherwise described over 10 cm width or girth and applying two coats of synthetic enamel paint complete all as specified and directed.

Supply only A-37 V-Type Belt complete all as specified and as directed. Make: Fenner

Supply only A-36 V-Type Belt complete all as specified and as directed. Make: Fenner

S & F in repairs Micro/Macro Air Filter of Air Handling Unit of Air Conditioner Plant complete all as specified and as directed.

S & F in repairs Normal Opaque Push Button Green with 1 NO Contact Block "START" Type 3SB58 01-7AA3 complete all as specified and as directed. Make: L & T / Siemens / GE / RR Micro / BCH / Schneider

S & F in repairs Normal Opaque Push Button Red with 1 NO Contact Block "STOP" Type 3SB58 01-7AN3 complete all as specified and as directed. Make: L & T / Siemens / GE / RR Micro / BCH / Schneider

S & F in repairs Indicator Lamps RYB Set of 3 complete all as specified and as directed. Make: L & T / Siemens / GE / RR Micro / BCH / Schneider

S & F in repairs Pressure Gauge of Water Ranging from 0 to 300 lbs per Sq.inch complete all as specified and as directed. Make: Feibig / Marsh.

SRIESWARI ENTERPRISES

Chitturi Associates

P VENKATA RAO

ANAND ENTERPRISES AND ENGINEERS