Bids Are invited for Annual Maintenance Service-Air Conditioner - Charges Towards The Full-Service Maintenance For The Designated Air Conditioning Units To Restore Peak Cooling Performance, Improve Indoor Air Quality, And Optimize Energy Efficiency.

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Bids Are invited for Annual Maintenance Service-Air Conditioner - Charges Towards The Full-Service Maintenance For The Designated Air Conditioning Units To Restore Peak Cooling Performance, Improve Indoor Air Quality, And Optimize Energy Efficiency. This Service Includes A Complete Physical Deep Clean With Pressure Washer (Indoor & Outdoor Units) And A Multi-Point System Diagnostic Test. , Supply And Installation Of Compressor For 05 Tr Capacity Of Ductable Ac System. , Supply And Installation Of Outdoor Unit Fan Motor For 05 Tr Capacity Of Ductable Air Conditioners System As Required , Supply And Installation Of Accumulator / Filter Drier For 05 Tr Capacity Of Ductable Air Conditioners System As Required , Charging Of Refrigeration Gas Of 5 Tr Ductable Air-Conditioner As Per Site Requirement , Supply And Installation Of Contactor Of Ductable Air Conditioners System As Required , Supply, Installation, Testing, And Commissioning Of A High-Efficiency Evaporator /Condenser Coil Designed For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Performance Blower Fan Assembly Designed For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Precision Thermostatic Expansion Valve (Txv) For Precise Refrigerant Flow Control For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Control Board / Pcb For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply And Installation, Of Refrigerant Piping For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Other Safety Controls Like High/Low-Pressure Switches, Sensor And Overload Protectors Etc For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Condensing Coil Valve For 05 Tr Capacity Of Ductable Air Conditioners System As Per Site Requirement , Supply And Installation Of Compressor For 1.5 To 02 Tr Capacity Of Window/ Split/ Cassette Air Conditioners Unit , Supply And Installation Of Outdoor Unit Fan Motor For 1.5 To 02 Tr Capacity Of Wall Type Split Air Conditioners Unit As Per Site Requirement , Supply And Installation Of Pcb Board/ Kit For All Type (Inverter & Non Inverter) Air Conditioner For 1.5 To 02 Tr Capacity Of Wall Type Split Air Conditioners Unit As Per Site Requirement , Testing And Charging Of Refrigeration Gas (900G To 1400G) For All Type (Inverter & Non Inverter) Air Conditioner For 1.5 To 02 Tr Air Conditioners Unit As Per Site Requirement , Providing Labor, Equipment, And Materials For The High-Pressure Nitrogen (N2) Leak Testing, Pressure Holding Test For 24 Hr, Brazing Repair (If Can Be Repair) Of The Ac Coil. , Supply, Installation, Testing, And Commissioning Of A High-Efficiency Evaporator /Condenser Coil Designed For 1.5 To 02 Tr Capacity Of Wall Type Split Air Conditioners Unit As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Performance Blower Fan Including Louvers/Vanes For 1.5 To 02 Tr Capacity Of Wall Type Split Air Conditioners Unit As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Other Safety Controls Like Switches, Sensor (Air And Coil) Etc For 1.5 To 02 Tr Capacity Of Wall Type Split Air Conditioners Unit As Per Site Requirement , Supply And Installation Of Motor For 1.5 Tr Capacity Of Window Air Conditioner Units As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Efficiency Evaporator /Condenser Coil Designed For 1.5 Capacity Of Window Air Conditioners Unit As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Performance Blower Fan Including Louvers/Vanes For 1.5 Tr Capacity Of Window Air Conditioner Units As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Control Board / Pcb For 1.5 Tr Capacity Of Window Air Conditioner Units As Per Site Requirement , Supply And Installation Of Copper Pipe 1/4 Dia Including Nuts, Unions, Brazing, Insulation And Compression Accessories , Supply And Installation Of Copper Pipe 5/8 Dia Including Nuts, Unions, Brazing And Compression Accessories , Supply And Installation Of Copper Pipe 3/8 Dia Including Nuts, Unions, Brazing And Compression Accessories , Supply And Installation Of Copper Pipe 1/2 Dia Including Nuts, Unions, Brazing And Compression Accessories , Supply And Installation Of Condensing Valve For All Type (Window And Split) Air Conditioner Up To 05 Tr, As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A High-Reliability Digital Voltage Stabilizer (4 Kva, 5 Kva) Tailored For Air Conditioner Protection As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of Condenser 3 To 10 Mfd, 230 Volts For Indoor Unit As Per Site Requirment , Supply, Installation, Testing, And Commissioning Of Condenser 50±2, ±4, ±6 Mfd, 230 Volts For Outdoor Unit As Per Site Requirement , Supply And Installation Of 12 Mm To 20 Mm Drain Water Pipe (Pvc/ Flexible)As Per Site Requirement Including All Fittings , Supply And Installation Of Outdoor Fan Blade As Per Site Requirement Including All Fittings , Supplying And Fixing Wall Mounting Stand For Installation Of Outdoor And Indoor Unit Of Split Type Air Conditioners As Per Site Requirement , Supply Of Remotes For Air Conditioners As Per Site Requirement , Supply, Fabrication, Routing, Installation, Testing, And Commissioning Of Galvanized Sheet Steel (Gss) (18 To 24 Gauge As Required) Ducting. The Rate Includes Raw Material, Factory Or Site Fabrication, Transverse Jointing Systems (Flanges, Cleats, Gaskets), Neoprene Rubber Gaskets, Sealant, And Anchor Fasteners. It Includes Supportive Structural Hangers, Threaded Rods, Ms Angles, And Anti-Vibration Rubber Pads. , Supply And Installation Of Pre-Formed Tubular Closed Cell Nitrile Rubber Insulation Sleeves Over Copper Refrigerant Piping (Suction And Liquid Lines Separately)/Air Duct. All Joints Between Sleeves Must Be Sealed Using Specialized Adhesive And Wrapped With 50-100 Mm Wide Black Nitrile Foam Tape To Ensure A Continuous Vapour Barrier And Prevent Condensation , Supply, Installation, Testing, And Commissioning Of A Plug-In Control / Auxiliary Relay For The Air Handling Unit (Ahu) Control Circuit As Per The Site Requirement . The Relay Must Feature A Transparent Dust-Proof Polycarbonate Cover, An Integrated Led Status Indicator, And A Manual Test Tab. The Item Must Include A Matching Din-Rail Mounted Base Socket With Screw Terminals, Installed Neatly Inside The Ahu Starter/Control Panel. , Supply, Installation, Testing, And Commissioning Of A Double Inlet Double Width (Didw) Centrifugal Blower / Fan For An Air Handling Unit (Ahu) With A Capacity Up To 6000 Cfm. The Blower Housing And Wheel Must Be Fabricated From Heavy-Gauge Galvanized Steel Sheet (Gi) With A Corrosion-Resistant Finish. The Assembly Must Feature A Statically And Dynamically Balanced Forward Or Backward-Curved Impeller Shaft Mounted On Heavy-Duty, Self-Aligning Pillow Block Bearings With Lubrication Fittings. The Unit Includes An Adjustable Motor Mounting Base, A Matched Set Of V-Belts, Cast Iron Pulleys (Taper-Lock Type), And A Heavy-Duty Gi Wire Mesh Belt Guard. The Entire Fan Assembly Must Be Isolated From The Ahu Casing Using Fire-Retardant Flexible Canvas Connections And Mounted On Spring Vibration Isolators. , Supply And Installation Of Standard Classical V-Belt (A / B / C / D Section) For Replacement Or New Installation In Ahu Belt-Drive Systems As Per Site Requirement , Supply, Installation, Testing, And Commissioning Of A Deep-Pleat Hepa (High-Efficiency Particulate Air) Filter For Terminal Or In-Line Mounting Within The Air Handling Unit (Ahu) Filter Section (Size Of 1.5X1.5 Ft To 3X3 ) As Per Site Requirement , Providing Labour, Machinery, And Materials For The Complete Dismantling, Comprehensive Rewinding, And Overhauling Of A Three-Phase Squirrel Cage Induction Motor Or Monoblock/Submersible Pump Set Up To 3 Hp Motor Capacity. The Scope Of Work Includes Dismantling, Stripping The Burnt Windings, Thorough Cleaning And Baking Of The Stator Core, And Rewinding Using Premium Super-Enameled Copper Wire (Class F/H Insulation). The Job Includes The Complete Replacement Of Inter-Phase Insulation Sheets, Slot Wedges, And Heavy-Duty Varnishing Followed By Controlled Oven Baking. The Price Is All-Inclusive Of Replacing High-Grade Anti-Friction Ball/Roller Bearings, Mechanical Carbon-Ceramic Lip Seals / Water Seals, Dynamic Balancing Of The Rotor/Impeller Assembly On A Balancing Machine, And Replacement Of Elastomeric Flexible Elements In The Shaft Coupler. The Unit Must Be Reassembled With New Hardware, Gaskets, And Terminal Block Connectors, Followed By Testing For Insulation Resistance (Megger Test), No-Load Current, And Full-Load Performance Tracking. , Providing Labour, Machinery, And Materials For The Complete Dismantling, Comprehensive Rewinding, And Overhauling Of A Three-Phase Squirrel Cage Induction Motor Or Monoblock/Submersible Pump Set Up To 3.5 To 5 Hp Motor Capacity. The Scope Of Work Includes Stripping The Burnt Windings, Thorough Cleaning And Baking Of The Stator Core, And Rewinding Using Premium Super-Enameled Copper Wire (Class F/H Insulation). The Job Includes The Complete Replacement Of Inter-Phase Insulation Sheets, Slot Wedges, And Heavy-Duty Varnishing Followed By Controlled Oven Baking. The Price Is All-Inclusive Of Replacing High-Grade Anti-Friction Ball/Roller Bearings, Mechanical Carbon-Ceramic Lip Seals / Water Seals, Dynamic Balancing Of The Rotor/Impeller Assembly On A Balancing Machine, And Replacement Of Elastomeric Flexible Elements In The Shaft Coupler. The Unit Must Be Reassembled With New Hardware, Gaskets, And Terminal Block Connectors, Followed By Testing For Insulation Resistance (Megger Test), No-Load Current, And Full-Load Performance Tracking. , Providing Labor, Machinery, And Materials For The Complete Dismantling, Comprehensive Rewinding, And Overhauling Of A Three-Phase Squirrel Cage Induction Motor Or Monoblock/Submersible Pump Set 5.5 To 7.5 Hp Motor Capacity. The Scope Of Work Includes Stripping The Burnt Windings, Thorough Cleaning And Baking Of The Stator Core, And Rewinding Using Premium Super-Enameled Copper Wire (Class F/H Insulation). The Job Includes The Complete Replacement Of Inter-Phase Insulation Sheets, Slot Wedges, And Heavy-Duty Varnishing Followed By Controlled Oven Baking. The Price Is All-Inclusive Of Replacing High-Grade Anti-Friction Ball/Roller Bearings, Mechanical Carbon-Ceramic Lip Seals / Water Seals, Dynamic Balancing Of The Rotor/Impeller Assembly On A Balancing Machine, And Replacement Of Elastomeric Flexible Elements In The Shaft Coupler. The Unit Must Be Reassembled With New Hardware, Gaskets, And Terminal Block Connectors, Followed By Testing For Insulation Resistance (Megger Test), No-Load Current, And Full-Load Performance Tracking. , Comprehensive Overhauling, Servicing, And Testing Of 5 Hp To 7.5 Hp Capacity Water Pumps (Including Centrifugal, Submersible, And Monoblock Types) To Restore Optimal Operating Efficiency. The Scope Of Work Include The Replacement Of Bearing, Seal, Coupler, Oil And Greasing, Alignment & Balancing As Requirement , Supply, Installation, Testing, And Commissioning Of An Acoustically Insulated, High-Capacity Mixed-Flow Inline Duct Fan Designed For Direct Installation Into An 8-Inch (200 Mm) Ventilation Duct Including Aal Nassesory Fittings Like Mcb, Switch Wire Etc. The Fan Housing Must Feature A Heavy-Duty, Aerodynamic Double-Walled Casing Lined Internally With High-Density, Sound-Absorbing Acoustic Foam Or Fiberglass Insulation To Break Sound Waves And Ensure Ultra-Quiet Operation. The Impeller Must Be A High-Shroud, Mixed-Flow Design Optimized To Deliver Maximum Cfm Against High Static Pressure. The Central Motor-Impeller Block Must Feature A Quick-Release Pull-Out Design, Allowing Complete Maintenance Without Dismantling The Connected Ductwork. The Motor Must Be An External Rotor Type With Integrated Thermal Overload Protection, Class F Insulation, And Permanently Lubricated Sealed Ball Bearings. The Installation Includes Heavy-Duty Anti-Vibration Ceiling Hangers, Rubber Gaskets On The Duct Collars For Airtight Sealing, And A Matching Speed-Controller Switch. , Supply, Installation, Testing, And Commissioning Of An Acoustically Insulated, High-Capacity Mixed-Flow Inline Duct Fan Designed For Direct Installation Into An 6-Inch (200 Mm) Ventilation Duct Including Aal Nassesory Fittings Like Mcb, Switch Wire Etc. The Fan Housing Must Feature A Heavy-Duty, Aerodynamic Double-Walled Casing Lined Internally With High-Density, Sound-Absorbing Acoustic Foam Or Fiberglass Insulation To Break Sound Waves And Ensure Ultra-Quiet Operation. The Impeller Must Be A High-Shroud, Mixed-Flow Design Optimized To Deliver Maximum Cfm Against High Static Pressure. The Central Motor-Impeller Block Must Feature A Quick-Release Pull-Out Design, Allowing Complete Maintenance Without Dismantling The Connected Ductwork. The Motor Must Be An External Rotor Type With Integrated Thermal Overload Protection, Class F Insulation, And Permanently Lubricated Sealed Ball Bearings. The Installation Includes Heavy-Duty Anti-Vibration Ceiling Hangers, Rubber Gaskets On The Duct Collars For Airtight Sealing, And A Matching Speed-Controller Switch. , Supply, Installation, Testing, And Commissioning Of Butterfly Valve (150 Mm / 6 Inch Nominal Bore), Wafer Type, Suitable For Chilled/Hot Water Circulation. The Valve Must Feature A Cast Iron/Ductile Iron Body, An Epdm Seal For Bubble-Tight Shut-Off, And A Stainless Steel Disc And Shaft