18 A.18. A.Periodical Mtce Of Ac Phi Charges For Replacement Of Failed Compressor, Refilling Of R22 Gas, Leak Testing And Normalizing In The Window Ac Unit Including Joining Of Inlet And Outlet Copper Pipes By Bracing Method For 6 Nos Of Joints Of -Tamil Nadu

18 A.18. A.Periodical Mtce Of Ac Phi Charges For Replacement Of Failed Compressor, Refilling Of R22 Gas, Leak Testing And Normalizing In The Window Ac Unit Including Joining Of Inlet And Outlet Copper Pipes By Bracing Method For 6 Nos Of Joints Of Size Upto 16Mm Dia As Per The Direction Of Engineer Incharge. 19 A.19. A.Periodical Mtce Of Ac Phi Charges For Disassembly, Inspection, Cleaning Of The Duct Micro Filter, Reassembling In The Ahu Supply Air Duct Of The Mcr And Normalizing As Per The Direction Of Engineer Incharge. 20 A.20. A.Periodical Mtce Of Ac Charges For Visual Inspection For Tightness / Belt Tension, Cleaning Of Air Filters, Lubrication Of Bearing Of Ventilation Units In The Cable Spreader Room And The Motor Control Centre Room And Normalizing As Per The Direction Of Mtce Of Ac Phi Ventilation Units In The Cable Spreader Room And The Motor Control Centre Room And Normalizing As Per The Direction Of Engineer Incharge. 21 A.21. A.Periodical Mtce Of Ac Phi Charges For Cleaning Of Air Filters And Evaporator Coil Fins In The 15Tr Centralized Ac Units With Water And Air In Switch Yard Control Room And Normalizing As Per The Direction Of Engineer In Charge. 22 A.22. A.Periodical Mtce Of Ac Phi Charges For Removal Of External Condenser Coil Covers, Cleaning Condenser Coil Fins With Water & Air In The 15 Tr Centralized Ac Unit Air Cooled Condenser System And Re Assembly Of External Condenser Coil Cover And Normalizing As Per The Direction Of Engineer Incharge. 23 B.1. B.Breakdown Mtce Of Ac Phii Charges For Breakdown Work In 50Tr Capacity Ac Compressor Condensing Unit ( Acu50a Model ) Including Dismantling Of The Support Frame, Condenser Fan, Visual Inspection For Any External Damages, Through Cleaning Of Fins Of Tubes With Air And Water And Leak Testing With N2 Gas, Attending Leak If Any By Brazing, Reassembling The Coils, Structure, Fan And Normalizing All Complete As Per The Direction Of Engineer Incharge. 24 B.2. B.Breakdown Mtce Of Ac Phii Charges For

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